{"title":"Radiator Thermostats \u0026 TRVs | Manual and Smart Thermostatic Radiator Valves","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eA thermostatic radiator valve — or TRV — is one of the simplest and most cost-effective upgrades you can make to a wet central heating system. Fitted in place of a standard radiator valve, a TRV controls the flow of hot water into each individual radiator based on the temperature of the room around it. When the room reaches your desired temperature, the valve closes and stops the radiator heating further. When it cools down, it opens again. The result is that each room maintains a comfortable, consistent temperature without you having to manually adjust anything — and without wasting energy heating rooms that are already warm enough.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eManual TRVs vs Smart TRVs — What's the Difference?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eA \u003cstrong\u003emanual TRV\u003c\/strong\u003e has a numbered dial (typically 1–5) that you set once and leave. It's mechanical, battery-free, and entirely self-contained. These are a reliable, no-fuss option that suit most homeowners and are perfect for rooms that tend to stay at a predictable temperature. Our Reina Modal range covers this category, available in a wide range of finishes including chrome, anthracite, black, white, brushed, and bronze — in straight, angled, and corner configurations to suit any radiator installation.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eA \u003cstrong\u003esmart TRV\u003c\/strong\u003e replaces the manual head with a programmable, app-controlled or wireless unit that gives you precise scheduling, remote control via your phone, and often integration with your wider smart heating system. These are ideal if you want room-by-room control from anywhere, want to set heating schedules per room, or are building out a multi-zone smart heating setup. Our smart range includes options from \u003cstrong\u003eHive\u003c\/strong\u003e, \u003cstrong\u003eHoneywell Evohome\u003c\/strong\u003e, \u003cstrong\u003eSalus iT600\u003c\/strong\u003e, \u003cstrong\u003eEPH Ember\u003c\/strong\u003e, and \u003cstrong\u003eENGO Controls\u003c\/strong\u003e — each compatible with their respective smart heating ecosystems.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eWhat to Check Before Buying\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe most important compatibility consideration is the \u003cstrong\u003evalve body connection size\u003c\/strong\u003e — most UK radiators use an M30 × 1.5mm thread, which is the most common standard, but some older radiators (particularly those with Danfoss RA-type valve bodies) require an adapter. Smart TRVs in our range that need this will include or offer a compatible adapter — check the individual product listing if you're unsure.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eIt's also worth knowing that a TRV controls only the individual radiator it's fitted to — it doesn't control your boiler or heating pump. For best results, TRVs work alongside a main room thermostat or smart thermostat that manages when the boiler fires. One room in your home (typically the hallway or living room) should always have a standard thermostat rather than a TRV, to ensure the boiler always has a reference point to work from.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eBrowse our full range of manual and smart thermostatic radiator valves below, or contact our team if you need help choosing the right TRV for your system.\u003c\/p\u003e","products":[{"product_id":"heatmiser-neoair-v3-wireless-smart-thermostat-black","title":"Heatmiser neoAir v3 Wireless Smart Thermostat - Black","description":"\u003c!-- Heatmiser neoAir v3 Wireless Smart Thermostat – Black --\u003e\n\u003cp\u003eThe Heatmiser neoAir v3 Wireless Smart Thermostat in Black offers full-featured, battery operated wireless control for \u003cstrong\u003eelectric \u003c\/strong\u003e\u003cstrong\u003eradiators, panel\/convector heaters via RF Switch 16A\u003c\/strong\u003e, \u003cstrong\u003ewet central heating\u003c\/strong\u003e (boiler systems with compatible RF receivers), and \u003cstrong\u003ehot water\u003c\/strong\u003e. Its modern gloss black finish is perfect for contemporary interiors. It can be wall-mounted or placed on a desk\/stand (optional) and is fully compatible with Heatmiser neoHub for app and smart home control. Enjoy precise scheduling, frost\/holiday settings, and energy-saving features.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSet 7-day, 5\/2-day, 24-hour or non-programmed schedules\u003c\/li\u003e\n\u003cli\u003eUp to four temperature periods daily for tailored comfort\u003c\/li\u003e\n\u003cli\u003eManual, wireless, and remote control (via neoHub\/app)\u003c\/li\u003e\n\u003cli\u003eFrost protection and temperature hold modes\u003c\/li\u003e\n\u003cli\u003eRuns on 4 x AAA batteries\u003c\/li\u003e\n\u003cli\u003eDimensions: 86 × 86 × 26 mm\u003c\/li\u003e\n\u003cli\u003e2-year manufacturer warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModern homes and offices seeking wireless, smart control of heating\/hot water\u003c\/li\u003e\n\u003cli\u003eSpaces with no thermostat wiring or where flexible installation is needed\u003c\/li\u003e\n\u003cli\u003eProperty upgrades to smartphone-based heating using Heatmiser neoHub\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeatmiser neoAir v3 Wireless Smart Thermostat – Black (NEOAIRBLACKV3)\u003c\/li\u003e\n\u003cli\u003eWall mounting plate and fixings\u003c\/li\u003e\n\u003cli\u003eUser and installation manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose the Heatmiser neoAir v3 – Black?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eStriking, high-gloss design for modern and minimalist environments\u003c\/li\u003e\n\u003cli\u003eWall or desktop installation for maximum flexibility\u003c\/li\u003e\n\u003cli\u003eSupports wireless and app remote control for peace of mind\u003c\/li\u003e\n\u003cli\u003eIdeal for all main electric or central heating systems (with compatible receivers)\u003c\/li\u003e\n\u003cli\u003eSmart energy features for savings and seasonal comfort\u003c\/li\u003e\n\u003cli\u003eTrusted UK brand with full warranty and support\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Heatmiser","offers":[{"title":"Default Title","offer_id":57977918194013,"sku":"NEOAIR-BLACK-V3","price":67.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Heatmiser-NeoAir-V3-Black.png?v=1753343586"},{"product_id":"heatmiser-neoair-v3-wireless-smart-thermostat-silver","title":"Heatmiser neoAir v3 Wireless Smart Thermostat - Silver","description":"\u003c!-- Heatmiser neoAir v3 Wireless Smart Thermostat – Platinum Silver --\u003e\n\u003cp\u003eThe Heatmiser neoAir v3 Wireless Smart Thermostat in Platinum Silver brings a premium metallic finish with all advanced wireless functions for \u003cstrong\u003eelectric \u003c\/strong\u003e\u003cstrong\u003eradiators, panel\/convector heaters via RF Switch 16A\u003c\/strong\u003e, \u003cstrong\u003ecentral heating\u003c\/strong\u003e (wet\/boiler system with RF relay modules), and \u003cstrong\u003ehot water control\u003c\/strong\u003e. Wall-mount or use on a desk (stand sold separately), and integrate with the neoHub for full app-based smart home control, including energy-saving automation, programmable periods, and comfort features.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFlexible programming: 7-day, 5\/2-day, 24-hour, or non-programmed\u003c\/li\u003e\n\u003cli\u003eCustomise up to 4 comfort temperatures each day\u003c\/li\u003e\n\u003cli\u003eManual and wireless scheduling plus remote app control (with neoHub)\u003c\/li\u003e\n\u003cli\u003eFrost and holiday hold protection\u003c\/li\u003e\n\u003cli\u003e4 x AAA battery operation\u003c\/li\u003e\n\u003cli\u003eDimensions: 86 × 86 × 26 mm\u003c\/li\u003e\n\u003cli\u003e2-year manufacturer warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInteriors demanding a high-end thermostat appearance\u003c\/li\u003e\n\u003cli\u003eResidential or office settings with electric or wet heating\u003c\/li\u003e\n\u003cli\u003eWireless control for hot water circuits in smart-enabled homes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeatmiser neoAir v3 Wireless Smart Thermostat – Platinum Silver (NEOAIRSILVERV3)\u003c\/li\u003e\n\u003cli\u003eWall mount plate and fittings\u003c\/li\u003e\n\u003cli\u003eUser and installation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose the Heatmiser neoAir v3 – Platinum Silver?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePremium metallic silver style for sophisticated installs\u003c\/li\u003e\n\u003cli\u003eComprehensive wireless \u0026amp; smart home functionality\u003c\/li\u003e\n\u003cli\u003eIdeal for upgrading both heating performance and interior design\u003c\/li\u003e\n\u003cli\u003eFlexible placement—desk or wall\u003c\/li\u003e\n\u003cli\u003eFully compatible across electric, wet and hot water heating\u003c\/li\u003e\n\u003cli\u003eSupported by a trusted brand and full 2-year warranty\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Heatmiser","offers":[{"title":"Default Title","offer_id":57977918292317,"sku":"NEOAIRSILVERV3","price":61.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/heatmiser-neoair-v3-silver-1500x1500-opaque.png?v=1753343357"},{"product_id":"heatmiser-neoair-v3-wireless-smart-thermostat-white","title":"Heatmiser neoAir v3 Wireless Smart Thermostat - White","description":"\u003c!-- Heatmiser neoAir v3 Wireless Smart Thermostat – White --\u003e\n\u003cp\u003eThe Heatmiser neoAir v3 Wireless Smart Thermostat in White is a battery-operated, fully programmable wireless thermostat suitable for modern \u003cstrong\u003eelectric radiators, panel\/convector heaters with RF Switch 16A\u003c\/strong\u003e, \u003cstrong\u003ewet central heating\u003c\/strong\u003e (boiler systems via compatible RF receivers), and \u003cstrong\u003ehot water control\u003c\/strong\u003e. Its streamlined design allows for either wall mounting or use with a desktop stand (sold separately). Full integration with the Heatmiser neoHub enables app-based and smart home scheduling, with eco, holiday, frost, and temperature hold features for comfort and efficiency.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRates: 7-day, 5\/2-day, 24-hour, or non-programmable\u003c\/li\u003e\n\u003cli\u003eUp to four custom comfort periods per day\u003c\/li\u003e\n\u003cli\u003eManual, wireless, and app control (with neoHub)\u003c\/li\u003e\n\u003cli\u003eFrost protection range: 7°C–17°C\u003c\/li\u003e\n\u003cli\u003eBattery powered (4 x AAA)\u003c\/li\u003e\n\u003cli\u003eDimensions: 86 × 86 × 26 mm\u003c\/li\u003e\n\u003cli\u003e2-year manufacturer warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHomes, apartments, and offices seeking convenient wireless control of electric heating, central heating, or hot water\u003c\/li\u003e\n\u003cli\u003eSpaces without wired thermostat infrastructure or where flexible installation is required\u003c\/li\u003e\n\u003cli\u003eProperties aiming to upgrade to a smart, app-controlled heating solution using the Heatmiser neoHub\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeatmiser neoAir v3 Wireless Smart Thermostat – White (NEOAIRWHITEV3)\u003c\/li\u003e\n\u003cli\u003eWall mounting plate and fixings\u003c\/li\u003e\n\u003cli\u003eQuick start user and installation guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose the Heatmiser neoAir v3 – White?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSleek, discreet styling suitable for any décor\u003c\/li\u003e\n\u003cli\u003eEnjoy total flexibility: wall mount or place on a desk (stand optional)\u003c\/li\u003e\n\u003cli\u003eOutstanding wireless compatibility with electric and central heating systems\u003c\/li\u003e\n\u003cli\u003eAdvanced features for energy savings – app, manual, and remote options give you control wherever you are\u003c\/li\u003e\n\u003cli\u003eHelps prevent frozen pipes and overheating with frost\/holiday modes\u003c\/li\u003e\n\u003cli\u003eReliable British brand with comprehensive support and a 2-year warranty\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Heatmiser","offers":[{"title":"Default Title","offer_id":57977918325085,"sku":"NEOAIRWHITEV3","price":57.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Heatmiser-NeoAir-V3-White.png?v=1753343015"},{"product_id":"hive-trv003-smart-white-thermostatic-radiator-valve-head","title":"Hive TRV003 Smart White Thermostatic Radiator Valve Head Single","description":"\u003cdiv style=\"font-size:16px;line-height:1.6;color:#1a1a1a;max-width:900px;margin:0 auto;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;\"\u003e\n\u003cp style=\"font-size:17px;line-height:1.65;margin:0 0 18px 0;\"\u003eThe \u003cstrong\u003eHive TRV003 Smart Thermostatic Radiator Valve Head\u003c\/strong\u003e gives you app-controlled, room-by-room temperature management for one radiator — or lets you add a further smart-controlled radiator to an existing Hive system. It screws onto a \u003cstrong\u003estandard 15 mm TRV valve body\u003c\/strong\u003e (adaptors for M30 and Danfoss RA included) with no draining, no pipe work and no tools beyond a hand grip, and joins the home's Hive \u003cstrong\u003eZigbee mesh\u003c\/strong\u003e automatically once paired via the app.\u003c\/p\u003e\n\u003cp style=\"font-size:17px;line-height:1.65;margin:0 0 22px 0;\"\u003eThe built-in electronic temperature sensor measures the actual room temperature and drives the valve motor to maintain the target — adjustable from \u003cstrong\u003e0 to 40 °C\u003c\/strong\u003e in 0.5 °C steps via the digital display or the Hive app. \u003cstrong\u003eOpen Window Detection\u003c\/strong\u003e automatically reduces heating when a rapid temperature drop suggests a window has been opened. With the \u003cstrong\u003eHeat On Demand\u003c\/strong\u003e feature enabled in the app (requires a Hive Active Heating thermostat), the TRV003 can call the boiler when a room needs heat — even if the main schedule hasn't started.\u003c\/p\u003e\n\u003cdiv style=\"margin:0 0 24px 0;\"\u003e\n\u003cspan style=\"display:inline-block;background:#008377CF;color:#fff;padding:6px 14px;border-radius:20px;font-size:13px;font-weight:600;margin:0 6px 8px 0;\"\u003eSingle Valve Head\u003c\/span\u003e\u003cspan style=\"display:inline-block;background:#008377CF;color:#fff;padding:6px 14px;border-radius:20px;font-size:13px;font-weight:600;margin:0 6px 8px 0;\"\u003e2 × AA Batteries Included\u003c\/span\u003e\u003cspan style=\"display:inline-block;background:#008377CF;color:#fff;padding:6px 14px;border-radius:20px;font-size:13px;font-weight:600;margin:0 6px 8px 0;\"\u003eM30 \u0026amp; Danfoss RA Adaptors\u003c\/span\u003e\u003cspan style=\"display:inline-block;background:#008377CF;color:#fff;padding:6px 14px;border-radius:20px;font-size:13px;font-weight:600;margin:0 6px 8px 0;\"\u003e0–40°C Range\u003c\/span\u003e\u003cspan style=\"display:inline-block;background:#008377CF;color:#fff;padding:6px 14px;border-radius:20px;font-size:13px;font-weight:600;margin:0 6px 8px 0;\"\u003eOpen Window Detection\u003c\/span\u003e\u003cspan style=\"display:inline-block;background:#008377CF;color:#fff;padding:6px 14px;border-radius:20px;font-size:13px;font-weight:600;margin:0 6px 8px 0;\"\u003eHeat On Demand\u003c\/span\u003e\u003cspan style=\"display:inline-block;background:#008377CF;color:#fff;padding:6px 14px;border-radius:20px;font-size:13px;font-weight:600;margin:0 6px 8px 0;\"\u003eZigbee\u003c\/span\u003e\u003cspan style=\"display:inline-block;background:#008377CF;color:#fff;padding:6px 14px;border-radius:20px;font-size:13px;font-weight:600;margin:0 6px 8px 0;\"\u003eHub Required\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin:0 0 26px 0;\"\u003e\n\u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:26px;font-weight:700;color:#005c54;line-height:1;\"\u003e0–40°C\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;color:#4a5a5a;margin-top:6px;font-weight:600;letter-spacing:0.3px;\"\u003eTEMP RANGE\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:26px;font-weight:700;color:#005c54;line-height:1;\"\u003e~2 yr\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;color:#4a5a5a;margin-top:6px;font-weight:600;letter-spacing:0.3px;\"\u003eBATTERY LIFE\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:26px;font-weight:700;color:#005c54;line-height:1;\"\u003e0.5°C\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;color:#4a5a5a;margin-top:6px;font-weight:600;letter-spacing:0.3px;\"\u003eSETPOINT STEP\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:26px;font-weight:700;color:#005c54;line-height:1;\"\u003e7-Day\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;color:#4a5a5a;margin-top:6px;font-weight:600;letter-spacing:0.3px;\"\u003eSCHEDULING\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:26px;font-weight:700;color:#005c54;line-height:1;\"\u003e15 mm\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;color:#4a5a5a;margin-top:6px;font-weight:600;letter-spacing:0.3px;\"\u003eVALVE CONNECTION\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff5f5;border-left:4px solid #d32f2f;padding:12px 18px;margin:0 0 14px 0;border-radius:4px;\"\u003e\n\u003cstrong style=\"color:#b71c1c;\"\u003eHive Hub required.\u003c\/strong\u003e \u003cspan style=\"color:#3a3a3a;\"\u003eThe TRV003 communicates via \u003cstrong\u003eZigbee\u003c\/strong\u003e and requires a compatible \u003cstrong\u003eHive Hub (current version or Hub 360)\u003c\/strong\u003e for app control, scheduling and voice-assistant features. The original first-generation Hive Hub 1 does \u003cstrong\u003enot\u003c\/strong\u003e support the TRV003.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff8e1;border-left:4px solid #f57c00;padding:12px 18px;margin:0 0 14px 0;border-radius:4px;\"\u003e\n\u003cstrong style=\"color:#e65100;\"\u003eExisting TRV valve body required.\u003c\/strong\u003e \u003cspan style=\"color:#3a3a3a;\"\u003eThis is a \u003cstrong\u003ehead-only\u003c\/strong\u003e product — it replaces the existing TRV head on your radiator. Your radiator \u003cstrong\u003emust already have a thermostatic radiator valve body\u003c\/strong\u003e (the part fixed to the pipe). If your radiator has a manual valve or no TRV body, a plumber must install a compatible body before you fit the TRV003.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f3;border-left:4px solid #008377;padding:12px 18px;margin:0 0 26px 0;border-radius:4px;\"\u003e\n\u003cstrong style=\"color:#005c54;\"\u003eCalibration note.\u003c\/strong\u003e \u003cspan style=\"color:#3a3a3a;\"\u003eAfter first installation the valve calibrates itself over up to 24 hours — heating must be on. Radiator output may be uneven until calibration completes, after which the valve remembers its settings permanently.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#008377CF;color:#fff;padding:12px 20px;margin:28px 0 16px 0;border-radius:6px;font-size:18px;font-weight:700;letter-spacing:0.3px;\"\u003eKey Features\u003c\/div\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;margin:0 0 28px 0;\"\u003e\n\u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n\u003cdiv style=\"font-size:16px;font-weight:700;color:#005c54;padding-bottom:6px;border-bottom:2px solid #008377;display:inline-block;margin-bottom:10px;\"\u003eRoom-by-Room Temperature Control\u003c\/div\u003e\n\u003cp style=\"margin:0;font-size:14.5px;line-height:1.55;color:#2a2a2a;\"\u003eSet an independent temperature and schedule for this radiator — different from the main thermostat, different from every other room. Bedroom at 16 °C at night, home office at 20 °C during work hours — precise control where you want it.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n\u003cdiv style=\"font-size:16px;font-weight:700;color:#005c54;padding-bottom:6px;border-bottom:2px solid #008377;display:inline-block;margin-bottom:10px;\"\u003eOpen Window Detection\u003c\/div\u003e\n\u003cp style=\"margin:0;font-size:14.5px;line-height:1.55;color:#2a2a2a;\"\u003eMonitors the rate of temperature change in the room. A rapid drop triggers the TRV003 to \u003cstrong\u003eautomatically reduce the setpoint\u003c\/strong\u003e, preventing wasted heat when a window is open, then restoring the scheduled temperature when the room stabilises.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n\u003cdiv style=\"font-size:16px;font-weight:700;color:#005c54;padding-bottom:6px;border-bottom:2px solid #008377;display:inline-block;margin-bottom:10px;\"\u003eHeat On Demand (with Hive Thermostat)\u003c\/div\u003e\n\u003cp style=\"margin:0;font-size:14.5px;line-height:1.55;color:#2a2a2a;\"\u003eEnabled via the Hive app when paired with a Hive Active Heating thermostat, Heat On Demand lets the TRV003 \u003cstrong\u003eturn the boiler on\u003c\/strong\u003e when the room needs heat — not just regulate flow from heat that's already being generated.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n\u003cdiv style=\"font-size:16px;font-weight:700;color:#005c54;padding-bottom:6px;border-bottom:2px solid #008377;display:inline-block;margin-bottom:10px;\"\u003e7-Day App Scheduling\u003c\/div\u003e\n\u003cp style=\"margin:0;font-size:14.5px;line-height:1.55;color:#2a2a2a;\"\u003eBuild a personalised weekly schedule for this radiator via the Hive app. Adjust remotely from anywhere — no need to be in the room or even in the house.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n\u003cdiv style=\"font-size:16px;font-weight:700;color:#005c54;padding-bottom:6px;border-bottom:2px solid #008377;display:inline-block;margin-bottom:10px;\"\u003eEasy Tool-Free Retrofit\u003c\/div\u003e\n\u003cp style=\"margin:0;font-size:14.5px;line-height:1.55;color:#2a2a2a;\"\u003eUnscrew the old TRV head and screw on the TRV003. Includes \u003cstrong\u003eM30 and Danfoss RA adaptors\u003c\/strong\u003e for compatibility with the most common UK valve bodies. No draining, no pipe work.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n\u003cdiv style=\"font-size:16px;font-weight:700;color:#005c54;padding-bottom:6px;border-bottom:2px solid #008377;display:inline-block;margin-bottom:10px;\"\u003eElectronic Sensor \u0026amp; Digital Display\u003c\/div\u003e\n\u003cp style=\"margin:0;font-size:14.5px;line-height:1.55;color:#2a2a2a;\"\u003eThe \u003cstrong\u003ebuilt-in electronic temperature sensor\u003c\/strong\u003e measures actual room temperature — more accurate than the wax-element sensors in traditional TRVs. The digital display shows the current setpoint; twist the top ring to adjust manually.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#008377CF;color:#fff;padding:12px 20px;margin:28px 0 16px 0;border-radius:6px;font-size:18px;font-weight:700;letter-spacing:0.3px;\"\u003eTechnical Specifications\u003c\/div\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:0 0 28px 0;font-size:14.5px;\"\u003e\n\u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003eHive (British Gas Services)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003eTRV003 Smart Thermostatic Radiator Valve Head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003eContents\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003e1 × TRV003 head, 2 × AA batteries, M30 adaptor, Danfoss RA adaptor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003eTemperature range\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003e0 °C – 40 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003eTemperature setpoint resolution\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003e0.5 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003eHub requirement\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003eHive Hub (current version or Hub 360) — not compatible with Hive Hub 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003eProtocol\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003eZigbee 2.4 GHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003eVoice control\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003eAmazon Alexa, Google Home\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003eApp\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003eHive app — iOS and Android\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003eScheduling\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003e7-day programmable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003eSpecial features\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003eOpen Window Detection; Heat On Demand (requires Hive Active Heating thermostat)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003eValve body compatibility\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003eStandard 15 mm TRV valve bodies; adaptors included for M30 and Danfoss RA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003eDisplay\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003eDigital display (shows setpoint)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003eManual adjustment\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003eTwist-top ring to adjust setpoint locally\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003ePower supply\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003e2 × AA alkaline batteries (included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003eBattery life\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003eApprox. 2 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003eCalibration\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003eSelf-calibrating; heating must be on; up to 24 hours to complete\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"\"\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;font-weight:600;width:45%;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding:11px 14px;border:1px solid #c8e6e3;\"\u003e1 year manufacturer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"background:#008377CF;color:#fff;padding:12px 20px;margin:28px 0 16px 0;border-radius:6px;font-size:18px;font-weight:700;letter-spacing:0.3px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\u003cdetails style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:14px 18px;margin:0 0 10px 0;\"\u003e\u003csummary style=\"font-weight:600;color:#005c54;cursor:pointer;font-size:15.5px;\"\u003eDoes it work without a Hive heating thermostat?\u003c\/summary\u003e\u003cp style=\"margin:12px 0 0 0;font-size:14.5px;line-height:1.6;\"\u003eYes — the TRV003 works on any system with plumbed radiators and TRV valve bodies. Without a Hive thermostat it can control flow to that individual radiator while the boiler is on. \u003cstrong\u003eHeat On Demand\u003c\/strong\u003e (TRV triggers the boiler) requires a Hive Active Heating thermostat enabled in the Hive app.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:14px 18px;margin:0 0 10px 0;\"\u003e\u003csummary style=\"font-weight:600;color:#005c54;cursor:pointer;font-size:15.5px;\"\u003eWhat valve body does my radiator have?\u003c\/summary\u003e\u003cp style=\"margin:12px 0 0 0;font-size:14.5px;line-height:1.6;\"\u003eThe most common UK sizes are \u003cstrong\u003eM30 (30 mm thread)\u003c\/strong\u003e and \u003cstrong\u003eDanfoss RA\u003c\/strong\u003e. Both adaptors are included in the pack. The TRV003 also fits the standard 15 mm TRV bodies directly. If you are unsure, photograph the existing head before removing it and check Hive's installation guide at hivehome.com\/thermostat-guide.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:14px 18px;margin:0 0 10px 0;\"\u003e\u003csummary style=\"font-weight:600;color:#005c54;cursor:pointer;font-size:15.5px;\"\u003eCan I fit it in the same room as my main thermostat?\u003c\/summary\u003e\u003cp style=\"margin:12px 0 0 0;font-size:14.5px;line-height:1.6;\"\u003eHive recommends \u003cstrong\u003eagainst\u003c\/strong\u003e fitting a TRV003 on any radiator in the same room as the main thermostat. Both devices will try to govern temperature independently, which can result in conflicting demands and the heating staying on permanently. Leave the TRV in that room at maximum and let the thermostat govern it.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:14px 18px;margin:0 0 26px 0;\"\u003e\u003csummary style=\"font-weight:600;color:#005c54;cursor:pointer;font-size:15.5px;\"\u003eHow do I adjust the temperature locally?\u003c\/summary\u003e\u003cp style=\"margin:12px 0 0 0;font-size:14.5px;line-height:1.6;\"\u003eTwist the top ring of the TRV003 to raise or lower the setpoint displayed on the digital screen — no phone or hub needed for a local manual override. The next scheduled event will restore the programmed temperature.\u003c\/p\u003e\u003c\/details\u003e\u003cdiv style=\"background:#008377CF;color:#fff;padding:16px 22px;border-radius:6px;margin:30px 0 0 0;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:16px;font-weight:700;margin-bottom:6px;\"\u003eAlso Available\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;opacity:0.95;\"\u003eThe \u003cstrong\u003eHive TRV003 5-Pack\u003c\/strong\u003e for whole-home upgrades, \u003cstrong\u003eHive Smart Plug V3\u003c\/strong\u003e to extend the Zigbee mesh, and the full range of \u003cstrong\u003eHive V4 thermostats\u003c\/strong\u003e — all from Quality Heating.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Hive","offers":[{"title":"Default Title","offer_id":57977933627741,"sku":"Hive-UK7004240","price":55.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/HiveTRV003SmartWhiteThermostaticRadiatorValveHead.png?v=1753954914"},{"product_id":"hive-trv003-smart-white-thermostatic-radiator-valves-5-pack","title":"Hive TRV003 Smart White Thermostatic Radiator Valves 5 Pack","description":"\u003cdiv style=\"font-size: 16px; line-height: 1.6; color: #1a1a1a; max-width: 900px; margin: 0 auto; font-family: -apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;\"\u003e\n\u003cp style=\"font-size: 17px; line-height: 1.65; margin: 0 0 18px 0;\"\u003eThe \u003cstrong\u003eHive TRV003 Smart Thermostatic Radiator Valve Head 5-Pack\u003c\/strong\u003e lets you extend room-by-room smart heating control across up to five radiators in one purchase. Each TRV003 head screws onto an \u003cstrong\u003eexisting 15 mm TRV valve body\u003c\/strong\u003e — no draining, no pipe work — and communicates with the Hive Hub over \u003cstrong\u003eZigbee\u003c\/strong\u003e to give you independent temperature scheduling, remote control and voice commands for every room the pack covers.\u003c\/p\u003e\n\u003cp style=\"font-size: 17px; line-height: 1.65; margin: 0 0 22px 0;\"\u003eOnce paired via the Hive app, each valve measures room temperature via its built-in electronic sensor and opens or closes the valve motor to hit the target setpoint — a \u003cstrong\u003e0–40 °C range\u003c\/strong\u003e in 0.5 °C steps. \u003cstrong\u003eOpen Window Detection\u003c\/strong\u003e automatically reduces heating when a rapid temperature drop suggests a window has been opened. Combined with the \u003cstrong\u003eHeat On Demand\u003c\/strong\u003e feature (requires Hive Active Heating thermostat), a TRV can trigger the boiler itself when a room needs heat — not just redistribute the heat that's already being made. The 5-pack includes \u003cstrong\u003e10 × AA batteries\u003c\/strong\u003e and adaptors for both \u003cstrong\u003eM30 and Danfoss RA\u003c\/strong\u003e valve bodies.\u003c\/p\u003e\n\u003cdiv style=\"margin: 0 0 24px 0;\"\u003e\n\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003e5 Valve Heads\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003e10 × AA Batteries\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003eM30 \u0026amp; Danfoss RA Adaptors\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003e0–40°C Range\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003eOpen Window Detection\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003eHeat On Demand\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003eZigbee\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003eHub Required\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(140px,1fr)); gap: 12px; margin: 0 0 26px 0;\"\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 16px 12px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 26px; font-weight: bold; color: #005c54; line-height: 1;\"\u003e5\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #4a5a5a; margin-top: 6px; font-weight: 600; letter-spacing: 0.3px;\"\u003eVALVE HEADS\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 16px 12px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 26px; font-weight: bold; color: #005c54; line-height: 1;\"\u003e0–40°C\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #4a5a5a; margin-top: 6px; font-weight: 600; letter-spacing: 0.3px;\"\u003eTEMP RANGE\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 16px 12px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 26px; font-weight: bold; color: #005c54; line-height: 1;\"\u003e~2 yr\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #4a5a5a; margin-top: 6px; font-weight: 600; letter-spacing: 0.3px;\"\u003eBATTERY LIFE\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 16px 12px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 26px; font-weight: bold; color: #005c54; line-height: 1;\"\u003e7-Day\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #4a5a5a; margin-top: 6px; font-weight: 600; letter-spacing: 0.3px;\"\u003eSCHEDULING\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 16px 12px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 26px; font-weight: bold; color: #005c54; line-height: 1;\"\u003e15 mm\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #4a5a5a; margin-top: 6px; font-weight: 600; letter-spacing: 0.3px;\"\u003eVALVE CONNECTION\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff5f5; border-left: 4px solid #d32f2f; padding: 12px 18px; margin: 0 0 14px 0; border-radius: 4px;\"\u003e\n\u003cstrong style=\"color: #b71c1c;\"\u003eHive Hub required.\u003c\/strong\u003e \u003cspan style=\"color: #3a3a3a;\"\u003eThe TRV003 is a \u003cstrong\u003eZigbee device\u003c\/strong\u003e and requires a compatible \u003cstrong\u003eHive Hub (current version or Hub 360)\u003c\/strong\u003e to connect to the Hive app and enable remote control, scheduling and voice-assistant features. The original first-generation Hive Hub 1 does \u003cstrong\u003enot\u003c\/strong\u003e support the TRV003.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff8e1; border-left: 4px solid #f57c00; padding: 12px 18px; margin: 0 0 14px 0; border-radius: 4px;\"\u003e\n\u003cstrong style=\"color: #e65100;\"\u003eExisting TRV valve bodies required.\u003c\/strong\u003e \u003cspan style=\"color: #3a3a3a;\"\u003eThese are \u003cstrong\u003eheads only\u003c\/strong\u003e — they replace the existing TRV head on your radiator. Your radiators \u003cstrong\u003emust already have thermostatic radiator valve bodies\u003c\/strong\u003e fitted (the body is the part that stays on the pipe; the head is the knob that screws on top). If your radiators have manual valves or no TRV bodies, a Gas Safe \/ plumbing engineer must fit compatible bodies first.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #e6f4f3; border-left: 4px solid #008377; padding: 12px 18px; margin: 0 0 26px 0; border-radius: 4px;\"\u003e\n\u003cstrong style=\"color: #005c54;\"\u003eCalibration note.\u003c\/strong\u003e \u003cspan style=\"color: #3a3a3a;\"\u003eEach valve takes up to 24 hours to calibrate after first installation — it learns the exact open\/close point of its valve body. Heating \u003cstrong\u003emust be on\u003c\/strong\u003e during calibration. Radiators may heat slightly unevenly until calibration is complete.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 12px 20px; margin: 28px 0 16px 0; border-radius: 6px; font-size: 18px; font-weight: bold; letter-spacing: 0.3px;\"\u003eKey Features\u003c\/div\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(260px,1fr)); gap: 14px; margin: 0 0 28px 0;\"\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003eRoom-by-Room Temperature Control\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003eSet a different target temperature and schedule for every room with a TRV003 installed — bedroom at 16 °C overnight, living room at 21 °C in the evening — rather than one thermostat trying to balance the whole house.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003eOpen Window Detection\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003eMonitors the rate at which room temperature drops. If it falls rapidly (indicating an open window), the TRV003 \u003cstrong\u003eautomatically reduces the setpoint\u003c\/strong\u003e to avoid heating the outside — then restores the previous programme when the temperature stabilises.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003eHeat On Demand (with Hive Thermostat)\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003ePaired with a Hive Active Heating thermostat and enabled in the Hive app, a TRV003 can \u003cstrong\u003ecall the boiler directly\u003c\/strong\u003e when a room needs heat — even if the main thermostat schedule has the heating off. The boiler fires for that room specifically.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003e7-Day App Scheduling\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003eCreate independent per-room heating schedules via the Hive app — different temperatures for each part of the day, every day of the week. Adjustable remotely from anywhere.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003eEasy Retrofit — No Draining\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003eSimply unscrew the existing TRV head and screw on the TRV003. The pack includes both \u003cstrong\u003eM30 and Danfoss RA adaptors\u003c\/strong\u003e covering the vast majority of UK valve bodies. No pipe modifications or draining required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003eZigbee Mesh \u0026amp; Signal Boosting\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003eEach TRV003 joins the Hive Zigbee mesh network. As you add more devices — particularly mains-powered ones like Hive Smart Plugs — the mesh becomes more robust and reaches further through thick walls or across floors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 12px 20px; margin: 28px 0 16px 0; border-radius: 6px; font-size: 18px; font-weight: bold; letter-spacing: 0.3px;\"\u003eTechnical Specifications\u003c\/div\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 0 0 28px 0; font-size: 14.5px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eHive (British Gas Services)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eTRV003 Smart Thermostatic Radiator Valve Head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003ePack contents\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003e5 × TRV003 heads, 10 × AA batteries, 5 × M30 adaptors, 5 × Danfoss RA adaptors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eTemperature range\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003e0 °C – 40 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eTemperature setpoint resolution\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003e0.5 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eHub requirement\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eHive Hub (current version or Hub 360) — not compatible with Hive Hub 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eProtocol\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eZigbee 2.4 GHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eVoice control\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eAmazon Alexa, Google Home\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eApp\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eHive app — iOS and Android\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eScheduling\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003e7-day programmable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eSpecial features\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eOpen Window Detection, Heat On Demand (requires Hive Active Heating thermostat)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eValve body compatibility\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eStandard 15 mm TRV valve bodies (M30 thread standard); adaptors for Danfoss RA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eDisplay\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eDigital display (shows setpoint)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003ePower supply\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003e2 × AA alkaline batteries per valve (10 × AA included in pack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eBattery life\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eApprox. 2 years per valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eCalibration\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eSelf-calibrating on first install; requires heating to be on; up to 24 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003e1 year manufacturer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 12px 20px; margin: 28px 0 16px 0; border-radius: 6px; font-size: 18px; font-weight: bold; letter-spacing: 0.3px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\u003cdetails style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 18px; margin: 0 0 10px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; color: #005c54; cursor: pointer; font-size: 15.5px;\"\u003eDo my radiators already have TRV bodies?\u003c\/summary\u003e\n\u003cp style=\"margin: 12px 0 0 0; font-size: 14.5px; line-height: 1.6;\"\u003eLook at the valve on the side of your radiator (not the lockshield valve on the opposite side). If it has a \u003cstrong\u003enumbered dial (1–5 or 1–6)\u003c\/strong\u003e, it is a thermostatic radiator valve body and the TRV003 head will fit. If it has a plain handwheel or no markings, it is likely a manual valve and a plumber must fit a compatible TRV body first.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 18px; margin: 0 0 10px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; color: #005c54; cursor: pointer; font-size: 15.5px;\"\u003eCan I use TRV003 valves without a Hive heating thermostat?\u003c\/summary\u003e\n\u003cp style=\"margin: 12px 0 0 0; font-size: 14.5px; line-height: 1.6;\"\u003eYes — the TRV003 works with any heating system that has plumbed radiators with TRV bodies, whether or not you have a Hive thermostat. \u003cstrong\u003eHowever\u003c\/strong\u003e, without a Hive thermostat, a TRV can only control the flow of hot water to that radiator while the boiler is already running. To enable \u003cstrong\u003eHeat On Demand\u003c\/strong\u003e (where a TRV can call the boiler on), you need a Hive Active Heating thermostat.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 18px; margin: 0 0 10px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; color: #005c54; cursor: pointer; font-size: 15.5px;\"\u003eWill the TRV003 affect my existing Hive thermostat?\u003c\/summary\u003e\n\u003cp style=\"margin: 12px 0 0 0; font-size: 14.5px; line-height: 1.6;\"\u003eIf the TRV003 is in the \u003cstrong\u003esame room as your main Hive thermostat\u003c\/strong\u003e, both will try to control temperature independently and may conflict. Hive recommends \u003cstrong\u003enot fitting a TRV003 on any radiator in the same room as the main thermostat\u003c\/strong\u003e. Set the TRV in that room to maximum and let the thermostat control it.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 18px; margin: 0 0 26px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; color: #005c54; cursor: pointer; font-size: 15.5px;\"\u003eHow long does calibration take?\u003c\/summary\u003e\n\u003cp style=\"margin: 12px 0 0 0; font-size: 14.5px; line-height: 1.6;\"\u003eUp to \u003cstrong\u003e24 hours\u003c\/strong\u003e with the heating on. During calibration the valve learns the exact open\/close position of its body — it may over- or under-heat slightly until complete. Once calibrated it remembers the settings and doesn't need to repeat the process.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 16px 22px; border-radius: 6px; margin: 30px 0 0 0; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; margin-bottom: 6px;\"\u003eAlso Available\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; opacity: 0.95;\"\u003eThe \u003cstrong\u003eHive TRV003 single head\u003c\/strong\u003e for adding one valve at a time, \u003cstrong\u003eHive Active Smart Plug V3\u003c\/strong\u003e to boost Zigbee mesh range, and the full range of \u003cstrong\u003eHive V4 thermostats\u003c\/strong\u003e — all from Quality Heating.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Hive","offers":[{"title":"Default Title","offer_id":57977935036765,"sku":"851961","price":277.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/HiveTRV003SmartWhiteThermostaticRadiatorValves5Pack.webp?v=1753954914"},{"product_id":"salus-smart-radiator-control-valve-trv10rfm-it600","title":"Salus Smart Radiator Control Valve - TRV10RFM iT600","description":"\u003ch2\u003eSalus Smart Radiator Control Valve – TRV10RFM iT600\u003c\/h2\u003e\n\u003cp\u003eThe Salus TRV10RFM iT600 is a compact, wireless thermostatic radiator valve (TRV) controller designed to deliver smart zone heating for modern homes and businesses. Utilising ZigBee wireless communication, it enables remote and automated temperature control of individual radiators via the Salus Smart Home Gateway and compatible thermostats. Its installation is quick and tool-free—simply replace your existing radiator valve head for instant smart control and energy efficiency enhancements.\u003c\/p\u003e\n\u003ch3\u003eTechnical Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Smart Thermostatic Radiator Valve (TRV) controller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWireless Protocol:\u003c\/strong\u003e ZigBee 2.4 GHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e 2 x AA batteries (included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Life:\u003c\/strong\u003e Approx. 14 months (low battery indication)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Fitting:\u003c\/strong\u003e M30 x 1.5 mm (universal threaded connection, adapters available)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl Method:\u003c\/strong\u003e Modulating (precise electronic operation via DC motor)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManual Controls:\u003c\/strong\u003e On\/off buttons for local override, lockable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStatus Indicators:\u003c\/strong\u003e Bi-colour LED for operation and pairing feedback\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions:\u003c\/strong\u003e Automatic valve adaptation, open window detection, frost and limescale protection, child lock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 0°C to 45°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e -20°C to 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Humidity:\u003c\/strong\u003e 5% to 95% RH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIngress Protection:\u003c\/strong\u003e IP30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 52 mm (W) x 85 mm (H) x 52 mm (D)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 years\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSuitable For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIndividual room control in domestic and commercial heating systems\u003c\/li\u003e\n\u003cli\u003eIntegration with Salus iT600\/ZigBee Smart Home systems for multi-zone heating\u003c\/li\u003e\n\u003cli\u003eUpgrades to existing radiators for energy saving and comfort\u003c\/li\u003e\n\u003cli\u003eEasy retrofitting; no specialist tools required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRemote, app-based control and scheduling via the Salus Smart Home Gateway\u003c\/li\u003e\n\u003cli\u003eAutomatic adaptation to valve stroke length\u003c\/li\u003e\n\u003cli\u003eOpen window detection and auto shutdown for efficiency\u003c\/li\u003e\n\u003cli\u003eFrost and limescale protection for extended valve life\u003c\/li\u003e\n\u003cli\u003eManual override with lock function for child safety\u003c\/li\u003e\n\u003cli\u003eLED indication for pairing, status, and battery alerts\u003c\/li\u003e\n\u003cli\u003eProgrammable via App in conjunction with other Salus devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSalus TRV10RFM Smart Radiator Valve\u003c\/li\u003e\n\u003cli\u003e2 x AA batteries (pre-installed)\u003c\/li\u003e\n\u003cli\u003eValve adapter ring (if required)\u003c\/li\u003e\n\u003cli\u003eQuick start guide \/ installation instructions\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Salus","offers":[{"title":"Default Title","offer_id":57977964134749,"sku":"TRV10RFM","price":45.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/SalusSmartRadiatorControl-TRV10RFMiT600.png?v=1753366460"},{"product_id":"reina-modal-trv-angled-bronze-with-lockshield","title":"Reina Modal TRV Angled Bronze with Lockshield","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch1\u003eReina Modal TRV Radiator Valves with Lockshield\u003c\/h1\u003e\n\u003cp\u003eUpgrade your heating with the \u003cstrong\u003eReina Modal TRV Dual Fuel Radiator Valves\u003c\/strong\u003e, engineered for contemporary homes and reliable, precise control. Perfect for radiators and heated towel rails, these valves come in \u003cstrong\u003ecorner, angled, and straight\u003c\/strong\u003e options, providing installation flexibility and streamlined aesthetics. Each set is \u003cstrong\u003esupplied as a pair\u003c\/strong\u003e for complete functionality and convenience.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied as a pair: one thermostatic and one lockshield valve\u003c\/li\u003e\n\u003cli\u003eThermostatic design for accurate temperature control\u003c\/li\u003e\n\u003cli\u003eDual fuel compatible for efficiency all year round\u003c\/li\u003e\n\u003cli\u003eSuitable for UK central heating systems and heated towel rails\u003c\/li\u003e\n\u003cli\u003eMultiple finishes available: Chrome, White, Anthracite, Black, and more\u003c\/li\u003e\n\u003cli\u003eChoice of corner, angled, and straight configurations\u003c\/li\u003e\n\u003cli\u003eDurable solid brass construction\u003c\/li\u003e\n\u003cli\u003ePremium powder-coated or chrome finishes\u003c\/li\u003e\n\u003cli\u003eSimple installation with 15mm pipework compatibility\u003c\/li\u003e\n\u003cli\u003e1-year manufacturer's warranty for peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable cellpadding=\"0\" cellspacing=\"0\" class=\"product-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eThermostatic Radiator Valve (TRV) with Lockshield, supplied as a pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptions\u003c\/th\u003e\n\u003ctd\u003eCorner, Angled, Straight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSolid brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eChrome, White, Black, Anthracite – powder-coated or chrome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Compatibility\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDual Fuel Compatible\u003c\/th\u003e\n\u003ctd\u003eYes – includes integral T-piece for electric heating element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e1 year manufacturer’s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eTailor your Reina Modal TRV Radiator Valves to your preferred finish and fitting. Supplied as a pair for complete peace of mind, they add refined style and reliable performance to any heating system.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Reina","offers":[{"title":"Default Title","offer_id":57996115607901,"sku":"VLV-MDLZA","price":50.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/large-vlv-mdlza-1500x1500-opaque.jpg?v=1756222896"},{"product_id":"reina-modal-trv-straight-anthracite-with-lockshield","title":"Reina Modal TRV Straight Anthracite with Lockshield","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch1\u003eReina Modal TRV Radiator Valves with Lockshield\u003c\/h1\u003e\n\u003cp\u003eUpgrade your heating with the \u003cstrong\u003eReina Modal TRV Dual Fuel Radiator Valves\u003c\/strong\u003e, engineered for contemporary homes and reliable, precise control. Perfect for radiators and heated towel rails, these valves come in \u003cstrong\u003ecorner, angled, and straight\u003c\/strong\u003e options, providing installation flexibility and streamlined aesthetics. Each set is \u003cstrong\u003esupplied as a pair\u003c\/strong\u003e for complete functionality and convenience.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied as a pair: one thermostatic and one lockshield valve\u003c\/li\u003e\n\u003cli\u003eThermostatic design for accurate temperature control\u003c\/li\u003e\n\u003cli\u003eDual fuel compatible for efficiency all year round\u003c\/li\u003e\n\u003cli\u003eSuitable for UK central heating systems and heated towel rails\u003c\/li\u003e\n\u003cli\u003eMultiple finishes available: Chrome, White, Anthracite, Black, and more\u003c\/li\u003e\n\u003cli\u003eChoice of corner, angled, and straight configurations\u003c\/li\u003e\n\u003cli\u003eDurable solid brass construction\u003c\/li\u003e\n\u003cli\u003ePremium powder-coated or chrome finishes\u003c\/li\u003e\n\u003cli\u003eSimple installation with 15mm pipework compatibility\u003c\/li\u003e\n\u003cli\u003e1-year manufacturer's warranty for peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable cellpadding=\"0\" cellspacing=\"0\" class=\"product-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eThermostatic Radiator Valve (TRV) with Lockshield, supplied as a pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptions\u003c\/th\u003e\n\u003ctd\u003eCorner, Angled, Straight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSolid brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eChrome, White, Black, Anthracite – powder-coated or chrome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Compatibility\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDual Fuel Compatible\u003c\/th\u003e\n\u003ctd\u003eYes – includes integral T-piece for electric heating element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e1 year manufacturer’s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eTailor your Reina Modal TRV Radiator Valves to your preferred finish and fitting. Supplied as a pair for complete peace of mind, they add refined style and reliable performance to any heating system.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Reina","offers":[{"title":"Default Title","offer_id":57996124062045,"sku":"VLV-MDLAS","price":50.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Modal-Anthracite-Straight-2-1500x1500-opaque.png?v=1756222896"},{"product_id":"reina-modal-trv-corner-white-with-lockshield","title":"Reina Modal TRV Corner White with Lockshield","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch1\u003eReina Modal TRV Radiator Valves with Lockshield\u003c\/h1\u003e\n\u003cp\u003eUpgrade your heating with the \u003cstrong\u003eReina Modal TRV Dual Fuel Radiator Valves\u003c\/strong\u003e, engineered for contemporary homes and reliable, precise control. Perfect for radiators and heated towel rails, these valves come in \u003cstrong\u003ecorner, angled, and straight\u003c\/strong\u003e options, providing installation flexibility and streamlined aesthetics. Each set is \u003cstrong\u003esupplied as a pair\u003c\/strong\u003e for complete functionality and convenience.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied as a pair: one thermostatic and one lockshield valve\u003c\/li\u003e\n\u003cli\u003eThermostatic design for accurate temperature control\u003c\/li\u003e\n\u003cli\u003eDual fuel compatible for efficiency all year round\u003c\/li\u003e\n\u003cli\u003eSuitable for UK central heating systems and heated towel rails\u003c\/li\u003e\n\u003cli\u003eMultiple finishes available: Chrome, White, Anthracite, Black, and more\u003c\/li\u003e\n\u003cli\u003eChoice of corner, angled, and straight configurations\u003c\/li\u003e\n\u003cli\u003eDurable solid brass construction\u003c\/li\u003e\n\u003cli\u003ePremium powder-coated or chrome finishes\u003c\/li\u003e\n\u003cli\u003eSimple installation with 15mm pipework compatibility\u003c\/li\u003e\n\u003cli\u003e1-year manufacturer's warranty for peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable cellpadding=\"0\" cellspacing=\"0\" class=\"product-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eThermostatic Radiator Valve (TRV) with Lockshield, supplied as a pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptions\u003c\/th\u003e\n\u003ctd\u003eCorner, Angled, Straight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSolid brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eChrome, White, Black, Anthracite – powder-coated or chrome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Compatibility\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDual Fuel Compatible\u003c\/th\u003e\n\u003ctd\u003eYes – includes integral T-piece for electric heating element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e1 year manufacturer’s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eTailor your Reina Modal TRV Radiator Valves to your preferred finish and fitting. Supplied as a pair for complete peace of mind, they add refined style and reliable performance to any heating system.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Reina","offers":[{"title":"Default Title","offer_id":57996152897885,"sku":"VLV-MDLWC","price":50.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Modal-White-Corner-1-2-1500x1500-opaque.png?v=1756222896"},{"product_id":"reina-modal-trv-corner-chrome-with-lockshield","title":"Reina Modal TRV Corner Chrome with Lockshield","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch1\u003eReina Modal TRV Radiator Valves with Lockshield\u003c\/h1\u003e\n\u003cp\u003eUpgrade your heating with the \u003cstrong\u003eReina Modal TRV Dual Fuel Radiator Valves\u003c\/strong\u003e, engineered for contemporary homes and reliable, precise control. Perfect for radiators and heated towel rails, these valves come in \u003cstrong\u003ecorner, angled, and straight\u003c\/strong\u003e options, providing installation flexibility and streamlined aesthetics. Each set is \u003cstrong\u003esupplied as a pair\u003c\/strong\u003e for complete functionality and convenience.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied as a pair: one thermostatic and one lockshield valve\u003c\/li\u003e\n\u003cli\u003eThermostatic design for accurate temperature control\u003c\/li\u003e\n\u003cli\u003eDual fuel compatible for efficiency all year round\u003c\/li\u003e\n\u003cli\u003eSuitable for UK central heating systems and heated towel rails\u003c\/li\u003e\n\u003cli\u003eMultiple finishes available: Chrome, White, Anthracite, Black, and more\u003c\/li\u003e\n\u003cli\u003eChoice of corner, angled, and straight configurations\u003c\/li\u003e\n\u003cli\u003eDurable solid brass construction\u003c\/li\u003e\n\u003cli\u003ePremium powder-coated or chrome finishes\u003c\/li\u003e\n\u003cli\u003eSimple installation with 15mm pipework compatibility\u003c\/li\u003e\n\u003cli\u003e1-year manufacturer's warranty for peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable cellpadding=\"0\" cellspacing=\"0\" class=\"product-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eThermostatic Radiator Valve (TRV) with Lockshield, supplied as a pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptions\u003c\/th\u003e\n\u003ctd\u003eCorner, Angled, Straight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSolid brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eChrome, White, Black, Anthracite – powder-coated or chrome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Compatibility\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDual Fuel Compatible\u003c\/th\u003e\n\u003ctd\u003eYes – includes integral T-piece for electric heating element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e1 year manufacturer’s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eTailor your Reina Modal TRV Radiator Valves to your preferred finish and fitting. Supplied as a pair for complete peace of mind, they add refined style and reliable performance to any heating system.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Reina","offers":[{"title":"Default Title","offer_id":57996173345117,"sku":"VLV-MDLCC","price":50.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Modal-Chrome-Corner-2-1500x1500-opaque.png?v=1756222896"},{"product_id":"reina-modal-trv-straight-chrome-with-lockshield","title":"Reina Modal TRV Straight Chrome with Lockshield","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch1\u003eReina Modal TRV Radiator Valves with Lockshield\u003c\/h1\u003e\n\u003cp\u003eUpgrade your heating with the \u003cstrong\u003eReina Modal TRV Dual Fuel Radiator Valves\u003c\/strong\u003e, engineered for contemporary homes and reliable, precise control. Perfect for radiators and heated towel rails, these valves come in \u003cstrong\u003ecorner, angled, and straight\u003c\/strong\u003e options, providing installation flexibility and streamlined aesthetics. Each set is \u003cstrong\u003esupplied as a pair\u003c\/strong\u003e for complete functionality and convenience.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied as a pair: one thermostatic and one lockshield valve\u003c\/li\u003e\n\u003cli\u003eThermostatic design for accurate temperature control\u003c\/li\u003e\n\u003cli\u003eDual fuel compatible for efficiency all year round\u003c\/li\u003e\n\u003cli\u003eSuitable for UK central heating systems and heated towel rails\u003c\/li\u003e\n\u003cli\u003eMultiple finishes available: Chrome, White, Anthracite, Black, and more\u003c\/li\u003e\n\u003cli\u003eChoice of corner, angled, and straight configurations\u003c\/li\u003e\n\u003cli\u003eDurable solid brass construction\u003c\/li\u003e\n\u003cli\u003ePremium powder-coated or chrome finishes\u003c\/li\u003e\n\u003cli\u003eSimple installation with 15mm pipework compatibility\u003c\/li\u003e\n\u003cli\u003e1-year manufacturer's warranty for peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable cellpadding=\"0\" cellspacing=\"0\" class=\"product-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eThermostatic Radiator Valve (TRV) with Lockshield, supplied as a pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptions\u003c\/th\u003e\n\u003ctd\u003eCorner, Angled, Straight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSolid brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eChrome, White, Black, Anthracite – powder-coated or chrome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Compatibility\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDual Fuel Compatible\u003c\/th\u003e\n\u003ctd\u003eYes – includes integral T-piece for electric heating element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e1 year manufacturer’s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eTailor your Reina Modal TRV Radiator Valves to your preferred finish and fitting. Supplied as a pair for complete peace of mind, they add refined style and reliable performance to any heating system.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Reina","offers":[{"title":"Default Title","offer_id":57996173672797,"sku":"VLV-MDLCS","price":50.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/reina-modal-chrome-straight.png?v=1756222485"},{"product_id":"reina-modal-trv-angled-brushed-with-lockshield","title":"Reina Modal TRV Angled Brushed Radiator Valve with Lockshield","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch1\u003eReina Modal TRV Radiator Valves with Lockshield\u003c\/h1\u003e\n\u003cp\u003eUpgrade your heating with the \u003cstrong\u003eReina Modal TRV Dual Fuel Radiator Valves\u003c\/strong\u003e, engineered for contemporary homes and reliable, precise control. Perfect for radiators and heated towel rails, these valves come in \u003cstrong\u003ecorner, angled, and straight\u003c\/strong\u003e options, providing installation flexibility and streamlined aesthetics. Each set is \u003cstrong\u003esupplied as a pair\u003c\/strong\u003e for complete functionality and convenience.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied as a pair: one thermostatic and one lockshield valve\u003c\/li\u003e\n\u003cli\u003eThermostatic design for accurate temperature control\u003c\/li\u003e\n\u003cli\u003eDual fuel compatible for efficiency all year round\u003c\/li\u003e\n\u003cli\u003eSuitable for UK central heating systems and heated towel rails\u003c\/li\u003e\n\u003cli\u003eMultiple finishes available: Chrome, White, Anthracite, Black, and more\u003c\/li\u003e\n\u003cli\u003eChoice of corner, angled, and straight configurations\u003c\/li\u003e\n\u003cli\u003eDurable solid brass construction\u003c\/li\u003e\n\u003cli\u003ePremium powder-coated or chrome finishes\u003c\/li\u003e\n\u003cli\u003eSimple installation with 15mm pipework compatibility\u003c\/li\u003e\n\u003cli\u003e1-year manufacturer's warranty for peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable cellpadding=\"0\" cellspacing=\"0\" class=\"product-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eThermostatic Radiator Valve (TRV) with Lockshield, supplied as a pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptions\u003c\/th\u003e\n\u003ctd\u003eCorner, Angled, Straight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSolid brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eChrome, White, Black, Anthracite – powder-coated or chrome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Compatibility\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDual Fuel Compatible\u003c\/th\u003e\n\u003ctd\u003eYes – includes integral T-piece for electric heating element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e1 year manufacturer’s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eTailor your Reina Modal TRV Radiator Valves to your preferred finish and fitting. Supplied as a pair for complete peace of mind, they add refined style and reliable performance to any heating system.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Reina","offers":[{"title":"Default Title","offer_id":57996276498781,"sku":"VLV-MDLBA","price":50.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Modal-Brushed-Angled-2-1500x1500-opaque.png?v=1756222895"},{"product_id":"reina-modal-trv-angled-black-with-lockshield","title":"Reina Modal TRV Angled Black with Lockshield","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch1\u003eReina Modal TRV Radiator Valves with Lockshield\u003c\/h1\u003e\n\u003cp\u003eUpgrade your heating with the \u003cstrong\u003eReina Modal TRV Dual Fuel Radiator Valves\u003c\/strong\u003e, engineered for contemporary homes and reliable, precise control. Perfect for radiators and heated towel rails, these valves come in \u003cstrong\u003ecorner, angled, and straight\u003c\/strong\u003e options, providing installation flexibility and streamlined aesthetics. Each set is \u003cstrong\u003esupplied as a pair\u003c\/strong\u003e for complete functionality and convenience.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied as a pair: one thermostatic and one lockshield valve\u003c\/li\u003e\n\u003cli\u003eThermostatic design for accurate temperature control\u003c\/li\u003e\n\u003cli\u003eDual fuel compatible for efficiency all year round\u003c\/li\u003e\n\u003cli\u003eSuitable for UK central heating systems and heated towel rails\u003c\/li\u003e\n\u003cli\u003eMultiple finishes available: Chrome, White, Anthracite, Black, and more\u003c\/li\u003e\n\u003cli\u003eChoice of corner, angled, and straight configurations\u003c\/li\u003e\n\u003cli\u003eDurable solid brass construction\u003c\/li\u003e\n\u003cli\u003ePremium powder-coated or chrome finishes\u003c\/li\u003e\n\u003cli\u003eSimple installation with 15mm pipework compatibility\u003c\/li\u003e\n\u003cli\u003e1-year manufacturer's warranty for peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable cellpadding=\"0\" cellspacing=\"0\" class=\"product-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eThermostatic Radiator Valve (TRV) with Lockshield, supplied as a pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptions\u003c\/th\u003e\n\u003ctd\u003eCorner, Angled, Straight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSolid brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eChrome, White, Black, Anthracite – powder-coated or chrome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Compatibility\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDual Fuel Compatible\u003c\/th\u003e\n\u003ctd\u003eYes – includes integral T-piece for electric heating element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e1 year manufacturer’s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eTailor your Reina Modal TRV Radiator Valves to your preferred finish and fitting. Supplied as a pair for complete peace of mind, they add refined style and reliable performance to any heating system.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Reina","offers":[{"title":"Default Title","offer_id":57996281872733,"sku":"VLV-MDLKA","price":50.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Modal-Black-Angled-2-1500x1500-opaque.png?v=1756222895"},{"product_id":"reina-modal-trv-corner-brushed-with-lockshield","title":"Reina Modal TRV Corner Brushed with Lockshield","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch1\u003eReina Modal TRV Radiator Valves with Lockshield\u003c\/h1\u003e\n\u003cp\u003eUpgrade your heating with the \u003cstrong\u003eReina Modal TRV Dual Fuel Radiator Valves\u003c\/strong\u003e, engineered for contemporary homes and reliable, precise control. Perfect for radiators and heated towel rails, these valves come in \u003cstrong\u003ecorner, angled, and straight\u003c\/strong\u003e options, providing installation flexibility and streamlined aesthetics. Each set is \u003cstrong\u003esupplied as a pair\u003c\/strong\u003e for complete functionality and convenience.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied as a pair: one thermostatic and one lockshield valve\u003c\/li\u003e\n\u003cli\u003eThermostatic design for accurate temperature control\u003c\/li\u003e\n\u003cli\u003eDual fuel compatible for efficiency all year round\u003c\/li\u003e\n\u003cli\u003eSuitable for UK central heating systems and heated towel rails\u003c\/li\u003e\n\u003cli\u003eMultiple finishes available: Chrome, White, Anthracite, Black, and more\u003c\/li\u003e\n\u003cli\u003eChoice of corner, angled, and straight configurations\u003c\/li\u003e\n\u003cli\u003eDurable solid brass construction\u003c\/li\u003e\n\u003cli\u003ePremium powder-coated or chrome finishes\u003c\/li\u003e\n\u003cli\u003eSimple installation with 15mm pipework compatibility\u003c\/li\u003e\n\u003cli\u003e1-year manufacturer's warranty for peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable cellpadding=\"0\" cellspacing=\"0\" class=\"product-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eThermostatic Radiator Valve (TRV) with Lockshield, supplied as a pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptions\u003c\/th\u003e\n\u003ctd\u003eCorner, Angled, Straight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSolid brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eChrome, White, Black, Anthracite – powder-coated or chrome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Compatibility\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDual Fuel Compatible\u003c\/th\u003e\n\u003ctd\u003eYes – includes integral T-piece for electric heating element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e1 year manufacturer’s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eTailor your Reina Modal TRV Radiator Valves to your preferred finish and fitting. Supplied as a pair for complete peace of mind, they add refined style and reliable performance to any heating system.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Reina","offers":[{"title":"Default Title","offer_id":57996282003805,"sku":"VLV-MDLBC","price":50.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/reina-modal-brushed-corner.png?v=1756222895"},{"product_id":"reina-modal-trv-angled-anthracite-with-lockshield","title":"Reina Modal TRV Angled Anthracite with Lockshield","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch1\u003eReina Modal TRV Radiator Valves with Lockshield\u003c\/h1\u003e\n\u003cp\u003eUpgrade your heating with the \u003cstrong\u003eReina Modal TRV Dual Fuel Radiator Valves\u003c\/strong\u003e, engineered for contemporary homes and reliable, precise control. Perfect for radiators and heated towel rails, these valves come in \u003cstrong\u003ecorner, angled, and straight\u003c\/strong\u003e options, providing installation flexibility and streamlined aesthetics. Each set is \u003cstrong\u003esupplied as a pair\u003c\/strong\u003e for complete functionality and convenience.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied as a pair: one thermostatic and one lockshield valve\u003c\/li\u003e\n\u003cli\u003eThermostatic design for accurate temperature control\u003c\/li\u003e\n\u003cli\u003eDual fuel compatible for efficiency all year round\u003c\/li\u003e\n\u003cli\u003eSuitable for UK central heating systems and heated towel rails\u003c\/li\u003e\n\u003cli\u003eMultiple finishes available: Chrome, White, Anthracite, Black, and more\u003c\/li\u003e\n\u003cli\u003eChoice of corner, angled, and straight configurations\u003c\/li\u003e\n\u003cli\u003eDurable solid brass construction\u003c\/li\u003e\n\u003cli\u003ePremium powder-coated or chrome finishes\u003c\/li\u003e\n\u003cli\u003eSimple installation with 15mm pipework compatibility\u003c\/li\u003e\n\u003cli\u003e1-year manufacturer's warranty for peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable cellpadding=\"0\" cellspacing=\"0\" class=\"product-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eThermostatic Radiator Valve (TRV) with Lockshield, supplied as a pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptions\u003c\/th\u003e\n\u003ctd\u003eCorner, Angled, Straight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSolid brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eChrome, White, Black, Anthracite – powder-coated or chrome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Compatibility\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDual Fuel Compatible\u003c\/th\u003e\n\u003ctd\u003eYes – includes integral T-piece for electric heating element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e1 year manufacturer’s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eTailor your Reina Modal TRV Radiator Valves to your preferred finish and fitting. Supplied as a pair for complete peace of mind, they add refined style and reliable performance to any heating system.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Reina","offers":[{"title":"Default Title","offer_id":57996287181149,"sku":"VLV-MDLAA","price":50.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/reina-modal-anthracite-angled.png?v=1756222895"},{"product_id":"reina-modal-trv-angled-white-with-lockshield","title":"Reina Modal TRV Angled White with Lockshield","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch1\u003eReina Modal TRV Radiator Valves with Lockshield\u003c\/h1\u003e\n\u003cp\u003eUpgrade your heating with the \u003cstrong\u003eReina Modal TRV Dual Fuel Radiator Valves\u003c\/strong\u003e, engineered for contemporary homes and reliable, precise control. Perfect for radiators and heated towel rails, these valves come in \u003cstrong\u003ecorner, angled, and straight\u003c\/strong\u003e options, providing installation flexibility and streamlined aesthetics. Each set is \u003cstrong\u003esupplied as a pair\u003c\/strong\u003e for complete functionality and convenience.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied as a pair: one thermostatic and one lockshield valve\u003c\/li\u003e\n\u003cli\u003eThermostatic design for accurate temperature control\u003c\/li\u003e\n\u003cli\u003eDual fuel compatible for efficiency all year round\u003c\/li\u003e\n\u003cli\u003eSuitable for UK central heating systems and heated towel rails\u003c\/li\u003e\n\u003cli\u003eMultiple finishes available: Chrome, White, Anthracite, Black, and more\u003c\/li\u003e\n\u003cli\u003eChoice of corner, angled, and straight configurations\u003c\/li\u003e\n\u003cli\u003eDurable solid brass construction\u003c\/li\u003e\n\u003cli\u003ePremium powder-coated or chrome finishes\u003c\/li\u003e\n\u003cli\u003eSimple installation with 15mm pipework compatibility\u003c\/li\u003e\n\u003cli\u003e1-year manufacturer's warranty for peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable cellpadding=\"0\" cellspacing=\"0\" class=\"product-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eThermostatic Radiator Valve (TRV) with Lockshield, supplied as a pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptions\u003c\/th\u003e\n\u003ctd\u003eCorner, Angled, Straight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSolid brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eChrome, White, Black, Anthracite – powder-coated or chrome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Compatibility\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDual Fuel Compatible\u003c\/th\u003e\n\u003ctd\u003eYes – includes integral T-piece for electric heating element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e1 year manufacturer’s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eTailor your Reina Modal TRV Radiator Valves to your preferred finish and fitting. Supplied as a pair for complete peace of mind, they add refined style and reliable performance to any heating system.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Reina","offers":[{"title":"Default Title","offer_id":57996287312221,"sku":"VLV-MDLWA","price":50.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Modal-White-Angled-2-1500x1500-opaque.png?v=1756222894"},{"product_id":"reina-modal-trv-corner-anthracite-with-lockshield","title":"Reina Modal TRV Corner Anthracite with Lockshield","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch1\u003eReina Modal TRV Radiator Valves with Lockshield\u003c\/h1\u003e\n\u003cp\u003eUpgrade your heating with the \u003cstrong\u003eReina Modal TRV Dual Fuel Radiator Valves\u003c\/strong\u003e, engineered for contemporary homes and reliable, precise control. Perfect for radiators and heated towel rails, these valves come in \u003cstrong\u003ecorner, angled, and straight\u003c\/strong\u003e options, providing installation flexibility and streamlined aesthetics. Each set is \u003cstrong\u003esupplied as a pair\u003c\/strong\u003e for complete functionality and convenience.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied as a pair: one thermostatic and one lockshield valve\u003c\/li\u003e\n\u003cli\u003eThermostatic design for accurate temperature control\u003c\/li\u003e\n\u003cli\u003eDual fuel compatible for efficiency all year round\u003c\/li\u003e\n\u003cli\u003eSuitable for UK central heating systems and heated towel rails\u003c\/li\u003e\n\u003cli\u003eMultiple finishes available: Chrome, White, Anthracite, Black, and more\u003c\/li\u003e\n\u003cli\u003eChoice of corner, angled, and straight configurations\u003c\/li\u003e\n\u003cli\u003eDurable solid brass construction\u003c\/li\u003e\n\u003cli\u003ePremium powder-coated or chrome finishes\u003c\/li\u003e\n\u003cli\u003eSimple installation with 15mm pipework compatibility\u003c\/li\u003e\n\u003cli\u003e1-year manufacturer's warranty for peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable cellpadding=\"0\" cellspacing=\"0\" class=\"product-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eThermostatic Radiator Valve (TRV) with Lockshield, supplied as a pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptions\u003c\/th\u003e\n\u003ctd\u003eCorner, Angled, Straight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSolid brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eChrome, White, Black, Anthracite – powder-coated or chrome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Compatibility\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDual Fuel Compatible\u003c\/th\u003e\n\u003ctd\u003eYes – includes integral T-piece for electric heating element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e1 year manufacturer’s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eTailor your Reina Modal TRV Radiator Valves to your preferred finish and fitting. Supplied as a pair for complete peace of mind, they add refined style and reliable performance to any heating system.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Reina","offers":[{"title":"Default Title","offer_id":57996296683869,"sku":"VLV-MDLAC","price":50.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/reina-modal-anthracite-corner.png?v=1756222894"},{"product_id":"reina-modal-trv-angled-chrome-with-lockshield","title":"Reina Modal TRV Angled Chrome with Lockshield","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch1\u003eReina Modal TRV Radiator Valves with Lockshield\u003c\/h1\u003e\n\u003cp\u003eUpgrade your heating with the \u003cstrong\u003eReina Modal TRV Dual Fuel Radiator Valves\u003c\/strong\u003e, engineered for contemporary homes and reliable, precise control. Perfect for radiators and heated towel rails, these valves come in \u003cstrong\u003ecorner, angled, and straight\u003c\/strong\u003e options, providing installation flexibility and streamlined aesthetics. Each set is \u003cstrong\u003esupplied as a pair\u003c\/strong\u003e for complete functionality and convenience.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied as a pair: one thermostatic and one lockshield valve\u003c\/li\u003e\n\u003cli\u003eThermostatic design for accurate temperature control\u003c\/li\u003e\n\u003cli\u003eDual fuel compatible for efficiency all year round\u003c\/li\u003e\n\u003cli\u003eSuitable for UK central heating systems and heated towel rails\u003c\/li\u003e\n\u003cli\u003eMultiple finishes available: Chrome, White, Anthracite, Black, and more\u003c\/li\u003e\n\u003cli\u003eChoice of corner, angled, and straight configurations\u003c\/li\u003e\n\u003cli\u003eDurable solid brass construction\u003c\/li\u003e\n\u003cli\u003ePremium powder-coated or chrome finishes\u003c\/li\u003e\n\u003cli\u003eSimple installation with 15mm pipework compatibility\u003c\/li\u003e\n\u003cli\u003e1-year manufacturer's warranty for peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable cellpadding=\"0\" cellspacing=\"0\" class=\"product-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eThermostatic Radiator Valve (TRV) with Lockshield, supplied as a pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptions\u003c\/th\u003e\n\u003ctd\u003eCorner, Angled, Straight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSolid brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eChrome, White, Black, Anthracite – powder-coated or chrome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Compatibility\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDual Fuel Compatible\u003c\/th\u003e\n\u003ctd\u003eYes – includes integral T-piece for electric heating element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e1 year manufacturer’s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eTailor your Reina Modal TRV Radiator Valves to your preferred finish and fitting. Supplied as a pair for complete peace of mind, they add refined style and reliable performance to any heating system.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Reina","offers":[{"title":"Default Title","offer_id":57996324700509,"sku":"VLV-MDLCA","price":50.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/reina-modal-chrome-angled.png?v=1756222894"},{"product_id":"reina-modal-trv-corner-black-with-lockshield","title":"Reina Modal TRV Corner Black with Lockshield","description":"\u003cdiv class=\"product-description\"\u003e\n\u003cp\u003eUpgrade your heating with the \u003cstrong\u003eReina Modal TRV Dual Fuel Radiator Valves\u003c\/strong\u003e, engineered for contemporary homes and reliable, precise control. Perfect for radiators and heated towel rails, these valves come in \u003cstrong\u003ecorner, angled, and straight\u003c\/strong\u003e options, providing installation flexibility and streamlined aesthetics. Each set is \u003cstrong\u003esupplied as a pair\u003c\/strong\u003e for complete functionality and convenience.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied as a pair: one thermostatic and one lockshield valve\u003c\/li\u003e\n\u003cli\u003eThermostatic design for accurate temperature control\u003c\/li\u003e\n\u003cli\u003eDual fuel compatible for efficiency all year round\u003c\/li\u003e\n\u003cli\u003eSuitable for UK central heating systems and heated towel rails\u003c\/li\u003e\n\u003cli\u003eMultiple finishes available: Chrome, White, Anthracite, Black, and more\u003c\/li\u003e\n\u003cli\u003eChoice of corner, angled, and straight configurations\u003c\/li\u003e\n\u003cli\u003eDurable solid brass construction\u003c\/li\u003e\n\u003cli\u003ePremium powder-coated or chrome finishes\u003c\/li\u003e\n\u003cli\u003eSimple installation with 15mm pipework compatibility\u003c\/li\u003e\n\u003cli\u003e1-year manufacturer's warranty for peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable cellpadding=\"0\" cellspacing=\"0\" class=\"product-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eThermostatic Radiator Valve (TRV) with Lockshield, supplied as a pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptions\u003c\/th\u003e\n\u003ctd\u003eCorner, Angled, Straight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSolid brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eChrome, White, Black, Anthracite – powder-coated or chrome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Compatibility\u003c\/th\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDual Fuel Compatible\u003c\/th\u003e\n\u003ctd\u003eYes – includes integral T-piece for electric heating element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e1 year manufacturer’s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eTailor your Reina Modal TRV Radiator Valves to your preferred finish and fitting. Supplied as a pair for complete peace of mind, they add refined style and reliable performance to any heating system.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Reina","offers":[{"title":"Default Title","offer_id":57996339773789,"sku":"VLV-MDLKC","price":50.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/reina-modal-black-corner.png?v=1756222894"},{"product_id":"eph-etrv-smart-rf-radiator-thermostat","title":"EPH eTRV Smart RF Radiator Thermostat for Ember RF16","description":"\u003cp\u003eThe \u003cstrong\u003eEPH eTRV Smart RF Radiator Thermostat\u003c\/strong\u003e is a wireless radiator control designed to provide precise and efficient heating management. It communicates reliably via radio frequency (RF) with the EPH RF16 controller, supporting up to 16 radiator zones for flexible heating control in residential and commercial settings.\u003c\/p\u003e\n\u003cp\u003eThis smart thermostat allows for easy temperature adjustment either manually via its interface or remotely through the EMBER app when paired with compatible EPH gateways, providing enhanced comfort and energy savings.\u003c\/p\u003e\n\u003ch2\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eWireless RF communication with EPH RF16 controller for easy integration\u003c\/li\u003e\n\u003cli\u003eSupports up to 16 radiators in a networked heating system\u003c\/li\u003e\n\u003cli\u003eCompact design with clear LCD display and white backlight for easy reading\u003c\/li\u003e\n\u003cli\u003eTemperature control range from 5°C to 35°C for versatile heating settings\u003c\/li\u003e\n\u003cli\u003eBoost function allows temporary temperature increase for 30 minutes to 3 hours\u003c\/li\u003e\n\u003cli\u003eAdjustable switching differential (hysteresis) to fine-tune control sensitivity\u003c\/li\u003e\n\u003cli\u003eBattery powered by 2 x AA Li-FeS2 (Lithium Iron) batteries for long life and reliability\u003c\/li\u003e\n\u003cli\u003eIP20 rated for indoor use with ambient operating temperatures between 0°C and 45°C\u003c\/li\u003e\n\u003cli\u003eCompatible with EPH TRV valve bodies featuring M30 x 1.5mm threaded mounting\u003c\/li\u003e\n\u003cli\u003eLow standby current (\u0026lt;50 µA) for efficient battery usage with approx. 240 days battery life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%; max-width: 600px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 8px; border-bottom: 1px solid rgb(204, 204, 204); width: 39.8927%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"text-align: left; padding: 8px; border-bottom: 1px solid rgb(204, 204, 204); width: 60.1073%;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgb(238, 238, 238); width: 39.8927%;\"\u003eModel Number (MPN)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgb(238, 238, 238); width: 60.1073%;\"\u003eeTRV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgb(238, 238, 238); width: 39.8927%;\"\u003eEAN Code\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgb(238, 238, 238); width: 60.1073%;\"\u003e5391515071896\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgb(238, 238, 238); width: 39.8927%;\"\u003ePower Supply\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgb(238, 238, 238); width: 60.1073%;\"\u003e2 x AA Li-FeS2 Batteries (included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgb(238, 238, 238); width: 39.8927%;\"\u003eTemperature Control Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgb(238, 238, 238); width: 60.1073%;\"\u003e5°C to 35°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgb(238, 238, 238); width: 39.8927%;\"\u003eSwitching Differential (Hysteresis)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgb(238, 238, 238); width: 60.1073%;\"\u003eAdjustable 0 to 2°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgb(238, 238, 238); width: 39.8927%;\"\u003eDimensions (HxW)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgb(238, 238, 238); width: 60.1073%;\"\u003e80 mm x 52 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgb(238, 238, 238); width: 39.8927%;\"\u003eOperating Ambient Temperature\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgb(238, 238, 238); width: 60.1073%;\"\u003e0°C to 45°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgb(238, 238, 238); width: 39.8927%;\"\u003eIP Rating\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgb(238, 238, 238); width: 60.1073%;\"\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; width: 39.8927%;\"\u003eMounting\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; width: 60.1073%;\"\u003eFits radiator valve bodies with M30 x 1.5 mm thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe eTRV features a clear digital display showing current and set temperatures, heating status indicated by a flame icon, and supports manual overrides as well as automated schedules programmed via the RF16 controller or EMBER app.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation \u0026amp; Use:\u003c\/strong\u003e Designed for ease of mounting on standard radiator valves, the eTRV automatically adapts to valve stroke length. Battery life depends on quality cells; EPH recommends Lithium Iron batteries for optimal performance. Installation should be performed by a qualified professional for best results and safety compliance.\u003c\/p\u003e","brand":"EPH Controls","offers":[{"title":"Default Title","offer_id":58154497081693,"sku":"eTRV","price":61.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/EPHeTRVSmartRFRadiatorThermostat.jpg?v=1754131397"},{"product_id":"eph-15mm-compression-trv-valve-body","title":"EPH 15mm Compression TRV Valve Body for EPH eTRV","description":"\u003cp\u003eThe \u003cstrong\u003eEPH 15mm Compression TRV Valve Body (Angled)\u003c\/strong\u003e is a precision-engineered thermostatic radiator valve (TRV) body designed to provide reliable and accurate flow control within electric heating systems. Specifically manufactured for use with the EPH EC10027 thermostatic valve actuators, this valve body features a 15mm compression fitting making it compatible with standard pipework installations common in UK heating systems.\u003c\/p\u003e\n\u003cp\u003eIts angled design allows flexible installation in tight or constrained spaces behind radiators or in compact heating manifolds, ensuring neat and efficient plumbing layouts. The valve body ensures effective modulation of water flow to radiators, contributing to optimal temperature control and energy efficiency in zoned heating systems.\u003c\/p\u003e\n\u003ch2\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e15mm compression connection for secure and leak-free pipe attachment\u003c\/li\u003e\n\u003cli\u003eAngled configuration designed to fit easily in restricted spaces\u003c\/li\u003e\n\u003cli\u003eCompatible with EPH EC10027 thermostatic valve actuators for integrated control\u003c\/li\u003e\n\u003cli\u003eRobust brass construction delivers long-lasting durability and corrosion resistance\u003c\/li\u003e\n\u003cli\u003eSimple installation suitable for professional plumbers and heating engineers\u003c\/li\u003e\n\u003cli\u003eEssential component for efficient thermostatic radiator valve assemblies in electric heating circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%; max-width: 600px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 8px; border-bottom: 1px solid #ccc;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"text-align: left; padding: 8px; border-bottom: 1px solid #ccc;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eModel Number (MPN)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eEC10027\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eConnection Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e15mm Compression Fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eValve Body Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eAngled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eBrass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eCompatibility\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eDesigned for use with EPH EC10027 TRV valve actuators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003eInstallation\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eRequires professional installation; suitable for residential and commercial heating systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe EPH 15mm Compression Angled TRV Valve Body is a high-quality component critical for precise temperature and flow control in electric heating systems that employ thermostatic radiator valves. Its sturdy brass construction and compatible design ensure seamless integration and long-term performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation Advice:\u003c\/strong\u003e It is recommended the valve body is installed by a qualified heating engineer or plumber to ensure proper fitting and reliable operation within your heating system.\u003c\/p\u003e","brand":"EPH Controls","offers":[{"title":"Default Title","offer_id":58154621469021,"sku":"TRVB15","price":7.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/EPHTRVBody_15mmCompression.jpg?v=1754133195"},{"product_id":"honeywell-home-hr92uk-wireless-radiator-thermostat-4-pack-evohome-compatible-trv-heads","title":"Honeywell Home HR92UK Wireless Radiator Thermostat 4-Pack | Evohome Compatible TRV Heads","description":"\u003cdiv class=\"product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell Home HR92UK Wireless Radiator Thermostat 4-Pack\u003c\/strong\u003e contains four \u003cstrong\u003eHR92UK electronic radiator controllers\u003c\/strong\u003e for precise room-by-room temperature control within evohome multi-zoning systems. These slim, backlit TRV heads enable up to 12 independent heating zones with 6 daily time\/temperature settings per zone.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous 2-way 868 MHz RF communication\u003c\/strong\u003e with evohome controller for reliable zoning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable backlit LCD display\u003c\/strong\u003e flips up for viewing or folds flat against radiator.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpen window detection\u003c\/strong\u003e automatically closes valve when sudden temperature drop occurs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrost protection setting\u003c\/strong\u003e prevents freezing in unused rooms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocal override dial\u003c\/strong\u003e allows manual temperature adjustment at any time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-year AA battery life\u003c\/strong\u003e with low battery warning on display.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose Honeywell HR92UK 4-Pack?\u003c\/h2\u003e\n\u003cp\u003eCost-effective starter pack for evohome multi-zoning, providing intelligent radiator control with energy-saving features and seamless system integration.\u003c\/p\u003e\n\u003cp\u003eFits M30 x 1.5 radiator valves with adapters for Danfoss RA, Drayton TRV4, and other common types.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEvohome multi-zone heating systems\u003c\/strong\u003e requiring radiator-level temperature control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNew evohome installations\u003c\/strong\u003e and system expansions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy-efficient room-by-room zoning\u003c\/strong\u003e in homes with radiator heating.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: \u003cstrong\u003eHoneywell Home by Resideo\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eModel: \u003cstrong\u003eHR92UK Radiator Controller (x4)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePack MPN: \u003cstrong\u003eHR924UK\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eIndividual MPN: \u003cstrong\u003eHR92UK\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eGTIN: \u003cstrong\u003e5025121382557\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eValve Compatibility: \u003cstrong\u003eM30 x 1.5 (adapters included)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRF Frequency: \u003cstrong\u003e868 MHz bi-directional\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePower Supply: \u003cstrong\u003e2 x AA batteries per head (2-year life)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSet Point Range: \u003cstrong\u003e5 °C to 30 °C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDisplay: \u003cstrong\u003eBacklit LCD, adjustable position\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCommunication Range: \u003cstrong\u003e30 m (30-100 m open air)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eProtection: \u003cstrong\u003eIP30\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDimensions per head: \u003cstrong\u003e60 x 40 x 20 mm (excluding valve)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eWeight per head: \u003cstrong\u003e130 g (with batteries)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eIncludes: \u003cstrong\u003e4x HR92UK heads, valve adapters, batteries\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eInstallation \u0026amp; Integration\u003c\/h2\u003e\n\u003cp\u003eTool-free installation onto existing TRV bodies (no system drain-down required). Simple binding to evohome controller with automatic zone naming and scheduling. Open window function configurable via evohome app with valve close time and sensitivity adjustment.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":62799367733597,"sku":"HR924UK","price":275.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/82193HoneywellHomeWirelessRadiatorThermostat4PackForEvohome.webp?v=1764920173"},{"product_id":"honeywell-home-hr91-wireless-radiator-controller-evohome-compatible-trv-head","title":"Honeywell Home HR91 Wireless Radiator Controller | Evohome Compatible TRV Head","description":"\u003cdiv class=\"product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell Home HR91 Wireless Radiator Controller\u003c\/strong\u003e is a minimalist wireless TRV head designed for evohome multi-zoning systems, providing precise room-by-room temperature control via two-way 868 MHz RF communication. Its slim ergonomic design features LED status indicators and manual override for reliable operation even during signal loss.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-way 868 MHz RF communication\u003c\/strong\u003e with evohome central controller.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED status indicators\u003c\/strong\u003e show device status, evohome pop-ups, and mobile notifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChild lock mode\u003c\/strong\u003e deactivates local interaction via evohome controller.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnti-theft protection\u003c\/strong\u003e for batteries and device mounting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto-window function\u003c\/strong\u003e closes valve during sudden temperature drops from ventilation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple binding button\u003c\/strong\u003e for fast evohome system integration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePredefined manual overrides\u003c\/strong\u003e (21°C comfort, 5°C frost) via override button.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose Honeywell Home HR91?\u003c\/h2\u003e\n\u003cp\u003ePerfect for evohome users preferring central app\/controller management with minimal local interaction. Modern design blends seamlessly while delivering intelligent energy-saving features.\u003c\/p\u003e\n\u003cp\u003eIdeal for radiator cabinets and areas where screen-based controls (HR92) are impractical.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEvohome multi-zone systems\u003c\/strong\u003e requiring radiator-level precision control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRadiator cabinets and concealed locations\u003c\/strong\u003e needing compact controllers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-traffic areas\u003c\/strong\u003e benefiting from child lock and anti-vandal features.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: \u003cstrong\u003eHoneywell Home by Resideo\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eModel: \u003cstrong\u003eHR91 Wireless Radiator Controller\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMPN: \u003cstrong\u003eHR91\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eGTIN: \u003cstrong\u003e5025121380720\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eValve Compatibility: \u003cstrong\u003eM30 x 1.5 (adapters for Danfoss RA, others available)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRF Frequency: \u003cstrong\u003e868 MHz two-way\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePower Supply: \u003cstrong\u003e2 x 1.5V AA alkaline or lithium batteries\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBattery Life: \u003cstrong\u003e2 years typical\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSet Point Range: \u003cstrong\u003e5 °C to 35 °C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOperating Temperature: \u003cstrong\u003e0 °C to +50 °C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eStorage Temperature: \u003cstrong\u003e-20 °C to +55 °C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eHumidity: \u003cstrong\u003e10-90% RH non-condensing\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eProtection Class: \u003cstrong\u003eIP30\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDimensions: \u003cstrong\u003e89.4 x 52 x 52 mm (HxWxD)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eWeight: \u003cstrong\u003e130 g with batteries\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBody Material: \u003cstrong\u003ePolycarbonate\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eWarranty: \u003cstrong\u003e1 year\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eInstallation \u0026amp; Operation\u003c\/h2\u003e\n\u003cp\u003eTool-free installation with simple lock mechanism onto standard TRV valves. Quick binding to evohome controller with zone naming via app. Override button provides immediate comfort\/frost settings independent of central control.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":62799375827293,"sku":"HR91","price":59.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/HoneywellHomeHR91WirelessRadiatorController.webp?v=1764920821"},{"product_id":"salus-trv3rf-smart-thermostatic-radiator-valve-zigbee-3-0-battery-powered-super-quiet-trv-head","title":"Salus TRV3RF Smart Thermostatic Radiator Valve - Zigbee 3.0, Battery Powered, Super Quiet TRV Head","description":"\u003cdiv style=\"font-size: 16px; line-height: 1.6; color: #1a1a1a; max-width: 900px; margin: 0 auto; font-family: -apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;\"\u003e\n\u003cp style=\"font-size: 17px; line-height: 1.65; margin: 0 0 18px 0;\"\u003eThe \u003cstrong\u003eSalus TRV3RF\u003c\/strong\u003e is a \u003cstrong\u003eZigbee 3.0 battery-powered smart thermostatic radiator valve head\u003c\/strong\u003e designed to be heard as little as possible — operating at under \u003cstrong\u003e25 dBA\u003c\/strong\u003e, well below the audible threshold of most traditional motorised TRV heads. It replaces an existing TRV head on a standard M30 × 1.5, M28 × 1.5 or Danfoss RA valve body using a \u003cstrong\u003equick-fit coupling\u003c\/strong\u003e, with no draining, no tools and no pipe work required.\u003c\/p\u003e\n\u003cp style=\"font-size: 17px; line-height: 1.65; margin: 0 0 22px 0;\"\u003eOnce paired to the Salus Smart Home network via the \u003cstrong\u003eUG800 gateway\u003c\/strong\u003e, the TRV3RF gives per-room temperature scheduling, remote control and automation from the \u003cstrong\u003eSalus Premium Lite app\u003c\/strong\u003e. Its \u003cstrong\u003edual built-in thermal sensors\u003c\/strong\u003e and a \u003cstrong\u003eself-learning PI (Proportional-Integral) algorithm\u003c\/strong\u003e continuously modulate the valve opening to maintain the setpoint without overshooting — unlike hysteresis-based TRVs that oscillate above and below target. \u003cstrong\u003eOpen Window Detection\u003c\/strong\u003e automatically reduces heating if a rapid temperature drop is sensed. The LCD updates every \u003cstrong\u003e15 seconds\u003c\/strong\u003e and can be rotated to any of \u003cstrong\u003efour orientations\u003c\/strong\u003e to suit the valve's position. Up to \u003cstrong\u003e6 TRV3RF valves\u003c\/strong\u003e can be paired with one Elypso EL600T thermostat for zone-level coordination.\u003c\/p\u003e\n\u003cdiv style=\"margin: 0 0 24px 0;\"\u003e\n\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003eUnder 25 dBA\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003ePI Control Algorithm\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003eDual Temperature Sensors\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003e18-Month Battery\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003eOpen Window Detection\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003e4-Way LCD\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003eM30 \/ M28 \/ RA\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003eZigbee 3.0\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003e5-Year Warranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(140px,1fr)); gap: 12px; margin: 0 0 26px 0;\"\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 16px 12px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 26px; font-weight: bold; color: #005c54; line-height: 1;\"\u003e\u0026lt;25 dBA\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #4a5a5a; margin-top: 6px; font-weight: 600; letter-spacing: 0.3px;\"\u003eOPERATING NOISE\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 16px 12px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 26px; font-weight: bold; color: #005c54; line-height: 1;\"\u003e18 mo\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #4a5a5a; margin-top: 6px; font-weight: 600; letter-spacing: 0.3px;\"\u003eBATTERY LIFE\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 16px 12px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 26px; font-weight: bold; color: #005c54; line-height: 1;\"\u003e15 s\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #4a5a5a; margin-top: 6px; font-weight: 600; letter-spacing: 0.3px;\"\u003eSENSOR REFRESH\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 16px 12px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 26px; font-weight: bold; color: #005c54; line-height: 1;\"\u003eØ54 mm\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #4a5a5a; margin-top: 6px; font-weight: 600; letter-spacing: 0.3px;\"\u003eBODY DIAMETER\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 16px 12px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 26px; font-weight: bold; color: #005c54; line-height: 1;\"\u003e100 N\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #4a5a5a; margin-top: 6px; font-weight: 600; letter-spacing: 0.3px;\"\u003eVALVE FORCE\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff5f5; border-left: 4px solid #d32f2f; padding: 12px 18px; margin: 0 0 14px 0; border-radius: 4px;\"\u003e\n\u003cstrong style=\"color: #b71c1c;\"\u003eExisting TRV valve body required.\u003c\/strong\u003e \u003cspan style=\"color: #3a3a3a;\"\u003eThis is a \u003cstrong\u003ehead-only replacement\u003c\/strong\u003e. Radiators must already have a compatible M30 × 1.5, M28 × 1.5 or Danfoss RA TRV valve body. If your radiator has a manual valve or no TRV body, a Gas Safe \/ plumbing engineer must fit a compatible body first — this requires isolating the relevant circuit.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff8e1; border-left: 4px solid #f57c00; padding: 12px 18px; margin: 0 0 14px 0; border-radius: 4px;\"\u003e\n\u003cstrong style=\"color: #e65100;\"\u003eGateway and existing TRV valve body required.\u003c\/strong\u003e \u003cspan style=\"color: #3a3a3a;\"\u003eThe TRV3RF is a head-only replacement — your radiator must already have a compatible TRV valve body (M30 × 1.5, M28 × 1.5 or Danfoss RA). For remote and app control, a \u003cstrong\u003eSalus UG800 or UGE600 gateway\u003c\/strong\u003e (sold separately) must be connected to the network.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #e6f4f3; border-left: 4px solid #008377; padding: 12px 18px; margin: 0 0 26px 0; border-radius: 4px;\"\u003e\n\u003cstrong style=\"color: #005c54;\"\u003eTypical application.\u003c\/strong\u003e \u003cspan style=\"color: #3a3a3a;\"\u003eRoom-by-room radiator temperature control in a SALUS Smart Home system — bedrooms, nurseries and home offices where quiet operation is essential, or anywhere a per-room schedule independent from the main thermostat would improve comfort and reduce wasted heat.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 12px 20px; margin: 28px 0 16px 0; border-radius: 6px; font-size: 18px; font-weight: bold; letter-spacing: 0.3px;\"\u003eKey Features\u003c\/div\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(260px,1fr)); gap: 14px; margin: 0 0 28px 0;\"\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003eUnder 25 dBA Super-Quiet Motor\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003eThe brushless motor and precision actuator mechanism operate at \u003cstrong\u003eunder 25 dBA\u003c\/strong\u003e — quieter than a library whisper. Ideal for bedrooms, nurseries and open-plan living spaces where traditional TRV clicking and grinding is a nuisance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003ePI Control — Precise Without Overshooting\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003eA self-learning \u003cstrong\u003eProportional-Integral algorithm\u003c\/strong\u003e continuously adjusts valve opening based on how far the room is from the setpoint and the rate of change — modulating smoothly rather than snapping fully open or closed like hysteresis systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003eDual Built-In Thermal Sensors\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003eTwo temperature sensors improve measurement accuracy and reduce false readings from localised heat sources near the valve body — the readings update every \u003cstrong\u003e15 seconds\u003c\/strong\u003e for faster response than most competing TRV heads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003eOpen Window Detection\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003eMonitors room temperature rate-of-change. A rapid drop triggers the TRV3RF to temporarily reduce its setpoint — preventing heat loss through an open window — then restores the programme when the temperature stabilises.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003e4-Orientation Rotatable LCD\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003eThe LCD display and body rotate to \u003cstrong\u003efour positions\u003c\/strong\u003e — readable whether the valve is horizontal, angled upward or downward on any radiator. Shows current setpoint and local temperature at all times.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003eStandalone or Thermostat-Paired\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003eCan operate as a \u003cstrong\u003estandalone room controller\u003c\/strong\u003e using its own schedule and setpoint, or paired with an Elypso EL600T thermostat for zone-level coordination — up to \u003cstrong\u003e6 TRV3RF valves\u003c\/strong\u003e per thermostat. When paired, the thermostat can also trigger the boiler via an RX30RF receiver when any valve in the zone calls for heat.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 12px 20px; margin: 28px 0 16px 0; border-radius: 6px; font-size: 18px; font-weight: bold; letter-spacing: 0.3px;\"\u003eTechnical Specifications\u003c\/div\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 0 0 28px 0; font-size: 14.5px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eSALUS Controls (Computime Group)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eTRV3RF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eDescription\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eSuper Quiet Smart Thermostatic Radiator Valve Head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eOperating noise\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003e\u0026lt; 25 dBA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eControl algorithm\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003ePI (Proportional-Integral) self-learning\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eTemperature sensor refresh\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eEvery 15 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eValve output force\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003e100 N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eTemperature display\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eLCD — 4 selectable orientations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eConnectivity\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eZigbee 3.0 \/ 2.4 GHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003ePower supply\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003e2 × AA alkaline batteries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eBattery life\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eApprox. 18 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eOpen Window Detection\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eValve body compatibility\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eM30 × 1.5 (direct fit); M28 × 1.5 adaptor; Danfoss RA adaptor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eMax. TRVs per EL600T thermostat\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eStandalone mode\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eYes — can operate without a room thermostat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eGateway required for app control\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eSalus UG800 or UGE600\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eDimensions (Ø × H)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eØ 54 mm × 91.3 mm (M30); Ø 54 mm × 91.5 mm (M28); Ø 54 mm × 104.2 mm (RA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003e5 years manufacturer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 12px 20px; margin: 28px 0 16px 0; border-radius: 6px; font-size: 18px; font-weight: bold; letter-spacing: 0.3px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\u003cdetails style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 18px; margin: 0 0 10px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; color: #005c54; cursor: pointer; font-size: 15.5px;\"\u003eCan I use the TRV3RF without a Salus thermostat?\u003c\/summary\u003e\n\u003cp style=\"margin: 12px 0 0 0; font-size: 14.5px; line-height: 1.6;\"\u003eYes — in \u003cstrong\u003estandalone mode\u003c\/strong\u003e the TRV3RF acts as the primary temperature controller for the radiator, using its own on-board schedule and setpoint. This is useful for rooms where an independent schedule is preferred. When paired with an Elypso EL600T thermostat, up to 6 TRV3RF valves per thermostat can be coordinated as a zone, enabling the thermostat to activate the boiler (via an RX30RF) when any of the paired valves calls for heat.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 18px; margin: 0 0 10px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; color: #005c54; cursor: pointer; font-size: 15.5px;\"\u003eWhat makes it quieter than other smart TRV heads?\u003c\/summary\u003e\n\u003cp style=\"margin: 12px 0 0 0; font-size: 14.5px; line-height: 1.6;\"\u003eThe TRV3RF uses a brushless motor and precision-ground actuator designed to operate below \u003cstrong\u003e25 dBA\u003c\/strong\u003e. In practice, the adjustment cycle is nearly inaudible in a normal room — compared with older wax-element or standard motor TRV heads that produce audible clicking and humming during adjustment.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 18px; margin: 0 0 10px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; color: #005c54; cursor: pointer; font-size: 15.5px;\"\u003eWhy does PI control matter over standard hysteresis control?\u003c\/summary\u003e\n\u003cp style=\"margin: 12px 0 0 0; font-size: 14.5px; line-height: 1.6;\"\u003eA standard hysteresis TRV opens when the room is too cold and closes when it reaches the setpoint — causing temperature to overshoot and then swing below again. The TRV3RF's \u003cstrong\u003ePI algorithm\u003c\/strong\u003e continuously adjusts the valve opening proportionally to the error and rate of change, maintaining a steadier temperature without cycling — particularly noticeable in well-insulated rooms or when other heat sources are present.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 18px; margin: 0 0 26px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; color: #005c54; cursor: pointer; font-size: 15.5px;\"\u003eDoes it drain down a radiator to install?\u003c\/summary\u003e\n\u003cp style=\"margin: 12px 0 0 0; font-size: 14.5px; line-height: 1.6;\"\u003eNo — because it is a \u003cstrong\u003ehead-only replacement\u003c\/strong\u003e that screws onto an existing TRV valve body. The quick-fit coupling locks onto the spindle in seconds without disturbing the water side of the valve. No draining, no pipe work, no specialist tools required.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 16px 22px; border-radius: 6px; margin: 30px 0 0 0; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; margin-bottom: 6px;\"\u003eBuild Your Salus Smart Home System\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; opacity: 0.95;\"\u003ePair with the \u003cstrong\u003eSalus UG800 Universal Gateway\u003c\/strong\u003e, \u003cstrong\u003eTRV3RF smart radiator valves\u003c\/strong\u003e, Elypso or iT600 thermostats, the \u003cstrong\u003eRM-16A relay module\u003c\/strong\u003e and the \u003cstrong\u003eRE600 Zigbee repeater\u003c\/strong\u003e — full Salus Smart Home range available from Quality Heating.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Salus","offers":[{"title":"Default Title","offer_id":63454882660701,"sku":"TRV3RF","price":70.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/SalusTRV3RFSmartThermostaticRadiator.jpg?v=1771249326"},{"product_id":"engo-etrv-m30-ra-wireless-smart-trv-radiator-head-m30-1-5-with-danfoss-ra-adapter-zigbee-868mhz","title":"ENGO ETRV-M30+RA Wireless Smart TRV Radiator Head M30×1.5 with Danfoss RA Adapter – ZigBee \u0026 868MHz","description":"\u003cstyle\u003e\n  .engo-desc * { box-sizing: border-box; }\n  .engo-desc { font-family: inherit; color: inherit; line-height: 1.7; font-size: 16px; }\n  .engo-desc p, .engo-desc li, .engo-desc td, .engo-desc th { font-size: 16px !important; line-height: 1.7; }\n  .engo-desc h2 { font-size: 22px !important; font-weight: 700; color: #1a1a1a; border-bottom: 2px solid #1a1a1a; padding-bottom: 6px; margin: 2rem 0 1rem; line-height: 1.3; }\n  .engo-desc h3 { font-size: 17px !important; font-weight: 700; color: #1a1a1a; margin: 1.2rem 0 0.4rem; line-height: 1.4; }\n  .engo-desc p { margin: 0 0 1rem; }\n  .engo-desc ul { padding-left: 1.5rem; margin: 0 0 1rem; }\n  .engo-desc ul li { margin-bottom: 0.5rem; }\n\n  .engo-intro-box { background: #f5f5f5; border-left: 4px solid #222; padding: 1.1rem 1.4rem; border-radius: 0 6px 6px 0; margin-bottom: 1.5rem; }\n  .engo-intro-box p { margin: 0 !important; }\n\n  .engo-badge { display: inline-block; background: #222; color: #fff; font-size: 13px !important; font-weight: 700; border-radius: 4px; padding: 2px 10px; margin-right: 6px; margin-bottom: 4px; vertical-align: middle; letter-spacing: 0.04em; }\n  .engo-badge.accent { background: #c05a00; }\n  .engo-badge.green { background: #2e7d32; }\n\n  .engo-why-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 0.85rem; margin-bottom: 1.2rem; }\n  .engo-why-card { background: #f9f9f9; border: 1px solid #ddd; border-radius: 6px; padding: 1rem 1.1rem; line-height: 1.6; }\n  .engo-why-card strong { display: block; color: #1a1a1a; margin-bottom: 0.35rem; font-size: 16px !important; }\n\n  .engo-callout { background: #f0f8f0; border: 1px solid #a5d6a7; border-radius: 6px; padding: 1rem 1.3rem; margin: 1.2rem 0; }\n  .engo-callout h3 { margin-top: 0 !important; }\n  .engo-callout p { margin: 0 !important; }\n\n  .engo-callout-blue { background: #f0f4ff; border-left: 4px solid #1a1a1a; border-radius: 0 6px 6px 0; padding: 1rem 1.3rem; margin: 1.2rem 0; }\n  .engo-callout-blue p { margin: 0 !important; }\n\n  .engo-callout-warn { background: #fff8e6; border: 1px solid #f0d080; border-radius: 6px; padding: 1rem 1.2rem; margin: 1.2rem 0; color: #5a4a00; }\n  .engo-callout-warn p { margin: 0 !important; }\n\n  .engo-spec-table { width: 100%; border-collapse: collapse; margin-bottom: 1.2rem; }\n  .engo-spec-table th { background: #222; color: #fff !important; text-align: left; padding: 0.7rem 1rem; font-weight: 600; font-size: 16px !important; }\n  .engo-spec-table td { padding: 0.6rem 1rem; border-bottom: 1px solid #e0e0e0; vertical-align: top; font-size: 16px !important; }\n  .engo-spec-table tr:nth-child(even) td { background: #f5f5f5; }\n  .engo-spec-table td:first-child { font-weight: 600; color: #1a1a1a; width: 42%; }\n\n  .engo-pills { display: flex; flex-wrap: wrap; gap: 0.55rem; margin-bottom: 1.2rem; }\n  .engo-pill { background: #f0f0f0; color: #1a1a1a; border-radius: 20px; padding: 0.35rem 1rem; font-size: 15px !important; font-weight: 500; border: 1px solid #ccc; line-height: 1.4; }\n\n  .engo-faq-item { border-bottom: 1px solid #e0e0e0; padding: 1rem 0; }\n  .engo-faq-item:last-child { border-bottom: none; }\n  .engo-faq-item p { margin: 0.4rem 0 0 !important; }\n\n  .engo-inbox-list { list-style: none !important; padding: 0 !important; margin: 0 0 1rem !important; }\n  .engo-inbox-list li { padding: 0.5rem 0 0.5rem 1.8rem !important; border-bottom: 1px solid #ebebeb; position: relative; margin-bottom: 0 !important; font-size: 16px !important; }\n  .engo-inbox-list li::before { content: \"✓\"; position: absolute; left: 0; color: #2e7d32; font-weight: 700; }\n\n  .engo-infobox { background: #fff8e6; border: 1px solid #f0d080; border-radius: 6px; padding: 1rem 1.2rem; margin-top: 1.5rem; color: #5a4a00; line-height: 1.6; font-size: 16px !important; }\n\n  @media (max-width: 600px) {\n    .engo-why-grid { grid-template-columns: 1fr; }\n    .engo-spec-table td:first-child { width: auto; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"engo-desc\"\u003e\n\n\u003cdiv class=\"engo-intro-box\"\u003e\n  \u003cp\u003e\u003cstrong\u003eThe ENGO ETRV-M30+RA is a wireless smart electronic TRV head for radiators, supplied with a Danfoss RA adapter for maximum compatibility.\u003c\/strong\u003e Battery-powered and communicating via ZigBee 3.0 and 868 MHz, it replaces any standard manual TRV head and brings precise, app-controlled room-by-room temperature management to your existing radiators. Works in a set with the ENGO E25 thermostat — up to 6 heads per thermostat, per room. 5-year warranty.\u003c\/p\u003e\n  \u003cdiv class=\"engo-badges\"\u003e\n    \u003cspan class=\"engo-badge\"\u003eZigBee 3.0 + 868 MHz\u003c\/span\u003e\n    \u003cspan class=\"engo-badge\"\u003eM30×1.5 Thread\u003c\/span\u003e\n    \u003cspan class=\"engo-badge\"\u003eDanfoss RA Adapter Included\u003c\/span\u003e\n    \u003cspan class=\"engo-badge\"\u003e2×AA Battery Powered\u003c\/span\u003e\n    \u003cspan class=\"engo-badge\"\u003eOpen Window Detection\u003c\/span\u003e\n    \u003cspan class=\"engo-badge\"\u003e5-Year Warranty\u003c\/span\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eWhy Choose the ENGO ETRV-M30+RA?\u003c\/h2\u003e\n\u003cdiv class=\"engo-why-grid\"\u003e\n  \u003cdiv class=\"engo-why-card\"\u003e🔧 \u003cstrong\u003eRA Adapter Included\u003c\/strong\u003e\u003cp\u003eThe included Danfoss RA adapter means this head fits the most common UK TRV valve bodies — M30 standard and Danfoss RA valves in one pack.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"engo-why-card\"\u003e📡 \u003cstrong\u003eZigBee 3.0 + 868 MHz\u003c\/strong\u003e\u003cp\u003eDual wireless protocols — pairs with ENGO E25 controller over 868 MHz and integrates into the ENGO Smart ZigBee network for app control.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"engo-why-card\"\u003e🌡️ \u003cstrong\u003ePrecise Room Control\u003c\/strong\u003e\u003cp\u003ePaired with the E25 thermostat (which measures true room temperature away from the radiator), it delivers precise, accurate zone heating.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"engo-why-card\"\u003e🪟 \u003cstrong\u003eOpen Window Detection\u003c\/strong\u003e\u003cp\u003eAutomatically closes the radiator valve when a 1.5°C drop is detected (open window), then restores normal control after 15 minutes.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"engo-why-card\"\u003e❄️ \u003cstrong\u003eFrost Protection\u003c\/strong\u003e\u003cp\u003eWhen the head is closed, frost protection is automatically active — no manual intervention needed to protect pipes in cold weather.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"engo-why-card\"\u003e🔇 \u003cstrong\u003eVery Quiet Operation\u003c\/strong\u003e\u003cp\u003eNear-silent motorised valve actuation — ideal for bedrooms and living rooms where noise would be disruptive.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"engo-why-card\"\u003e🔋 \u003cstrong\u003e2×AA Batteries\u003c\/strong\u003e\u003cp\u003eLong battery life on standard AA cells — easy to replace without any tools.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"engo-why-card\"\u003e👥 \u003cstrong\u003eUp to 6 Heads Per Room\u003c\/strong\u003e\u003cp\u003ePair up to 6 ETRV heads with a single E25 thermostat — perfect for rooms with multiple radiators.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"engo-why-card\"\u003e📱 \u003cstrong\u003eApp Control via Gateway\u003c\/strong\u003e\u003cp\u003eConnect to the EGATE-PRO gateway for full app scheduling, remote control, and Alexa\/Google voice commands.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"engo-why-card\"\u003e🔄 \u003cstrong\u003eAuto-Calibration\u003c\/strong\u003e\u003cp\u003eThe head automatically calibrates to the valve insert on installation — no manual adjustment needed.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"engo-why-card\"\u003e⚡ \u003cstrong\u003eQuick Plug \u0026amp; Play\u003c\/strong\u003e\u003cp\u003eScrew on, insert batteries, and the head pairs with your E25 controller in under a minute.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"engo-why-card\"\u003e🛡️ \u003cstrong\u003e5-Year Warranty\u003c\/strong\u003e\u003cp\u003eFull 5-year ENGO manufacturer's warranty included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cdiv class=\"engo-pills\"\u003e\n  \u003cspan class=\"engo-pill\"\u003eStandard M30×1.5 TRV Valves\u003c\/span\u003e\n  \u003cspan class=\"engo-pill\"\u003eDanfoss RA Valves\u003c\/span\u003e\n  \u003cspan class=\"engo-pill\"\u003eUK Radiator Systems\u003c\/span\u003e\n  \u003cspan class=\"engo-pill\"\u003eMulti-Radiator Rooms\u003c\/span\u003e\n  \u003cspan class=\"engo-pill\"\u003eSmart Heating Upgrades\u003c\/span\u003e\n  \u003cspan class=\"engo-pill\"\u003eRetrofit TRV Replacement\u003c\/span\u003e\n  \u003cspan class=\"engo-pill\"\u003eRental Properties\u003c\/span\u003e\n  \u003cspan class=\"engo-pill\"\u003eNew Builds\u003c\/span\u003e\n  \u003cspan class=\"engo-pill\"\u003eHoliday Homes\u003c\/span\u003e\n  \u003cspan class=\"engo-pill\"\u003eRoom-by-Room Control\u003c\/span\u003e\n  \u003cspan class=\"engo-pill\"\u003eENGO Smart System\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eAbout the ETRV-M30+RA\u003c\/h2\u003e\n\u003cp\u003eThe ETRV-M30+RA is the wireless electronic TRV head that transforms standard manual radiator valves into smart, app-controlled heating zones. Rather than measuring temperature at the radiator itself, the ETRV works in a system with the ENGO E25 room thermostat, which measures true air temperature in the room from its wall-mounted position. The E25 thermostat sends commands to the ETRV heads to modulate the valve opening, achieving the setpoint temperature with a precision that a traditional manual TRV cannot match.\u003c\/p\u003e\n\n\u003cdiv class=\"engo-callout-blue\"\u003e\n  \u003cstrong\u003e⚠️ E25 Thermostat Required\u003c\/strong\u003e\u003cbr\u003e\n  The ETRV-M30+RA does NOT operate as a standalone device. It must be paired with an ENGO E25 room thermostat (sold separately) to function. One E25 can control up to 6 ETRV heads within the same room. The E25 may be wall-mounted (230V) or battery-powered, and can be used standalone (offline) or connected to the EGATE-PRO gateway for full app and voice control.\n\u003c\/div\u003e\n\n\u003cp\u003eThe head ships with both an M30×1.5 direct-fit adaptor and a Danfoss RA adaptor, making it suitable for the two most common UK TRV valve configurations without any additional accessories. Installation is straightforward: remove the old manual TRV head, screw on the ETRV, insert batteries, and follow the E25 pairing procedure. The ETRV then automatically calibrates to the valve insert pin height.\u003c\/p\u003e\n\n\u003cdiv class=\"engo-callout\"\u003e\n  \u003cstrong\u003e🪟 Open Window Detection — How It Works\u003c\/strong\u003e\u003cbr\u003e\n  The ETRV head's thermistor continuously monitors the local temperature at the radiator. If a sudden drop of 1.5°C is detected — typically caused by a window being opened — the head automatically closes the valve to avoid wasteful heating. After 15 minutes, the system assumes the window is closed and returns to normal temperature control. No manual reset required.\n\u003c\/div\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eM30×1.5 thread — fits most UK and EU radiator TRV valve bodies\u003c\/li\u003e\n  \u003cli\u003eDanfoss RA adapter included — fits RA-type valve inserts\u003c\/li\u003e\n  \u003cli\u003eZigBee 3.0 and 868 MHz dual wireless communication\u003c\/li\u003e\n  \u003cli\u003eWorks with ENGO E25 thermostat controller (required — sold separately)\u003c\/li\u003e\n  \u003cli\u003eUp to 6 ETRV heads per E25 thermostat in a single room\u003c\/li\u003e\n  \u003cli\u003eBattery powered: 2×AA (not included)\u003c\/li\u003e\n  \u003cli\u003eAuto-calibration on first installation\u003c\/li\u003e\n  \u003cli\u003eOpen window detection — closes valve on 1.5°C drop, reopens after 15 minutes\u003c\/li\u003e\n  \u003cli\u003eFrost protection — activates automatically when valve is closed\u003c\/li\u003e\n  \u003cli\u003eVery quiet motorised operation\u003c\/li\u003e\n  \u003cli\u003eIP30 protection class\u003c\/li\u003e\n  \u003cli\u003eApp control and scheduling via ENGO Smart (requires EGATE-PRO gateway)\u003c\/li\u003e\n  \u003cli\u003eVoice control via Alexa and Google Assistant (with gateway)\u003c\/li\u003e\n  \u003cli\u003eTwo-way communication with E25 every few minutes\u003c\/li\u003e\n  \u003cli\u003eDimensions: Φ50 × 81 mm\u003c\/li\u003e\n  \u003cli\u003e5-year manufacturer's warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable class=\"engo-spec-table\"\u003e\n  \u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eETRV-M30+RA\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eThread Size\u003c\/td\u003e\n\u003ctd\u003eM30 × 1.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eIncluded Adapter\u003c\/td\u003e\n\u003ctd\u003eDanfoss RA adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e2×AA 1.5V batteries (not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eZigBee 3.0 (2.4 GHz) + 868 MHz RF\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCompatible Controller\u003c\/td\u003e\n\u003ctd\u003eENGO E25 (required)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMax Heads per E25\u003c\/td\u003e\n\u003ctd\u003e6 (per room)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eOpen Window Detection\u003c\/td\u003e\n\u003ctd\u003eYes — 1.5°C drop threshold, 15-min restore\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eFrost Protection\u003c\/td\u003e\n\u003ctd\u003eYes — automatic when valve closed\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eIP Class\u003c\/td\u003e\n\u003ctd\u003eIP30\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eΦ50 × 81 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eColour\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003e2014\/53\/EU, 2011\/65\/EU\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e5 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eBefore fitting, check the valve type — use the M30 direct fit for standard M30×1.5 valves; use the included Danfoss RA adapter for RA-type valve inserts\u003c\/li\u003e\n  \u003cli\u003eMeasure the pin height of the existing valve insert — it should be between 10–15 mm in the open position for correct operation\u003c\/li\u003e\n  \u003cli\u003eRemove the old manual TRV head, screw on the ETRV by hand — no tools needed\u003c\/li\u003e\n  \u003cli\u003eInsert 2×AA batteries and reattach the cover — the LED will indicate the software version on startup\u003c\/li\u003e\n  \u003cli\u003eWait for the auto-calibration to complete (LED turns steady green) before pairing with E25\u003c\/li\u003e\n  \u003cli\u003ePair the ETRV with the E25 thermostat following the E25 pairing procedure (internet gateway not required for pairing)\u003c\/li\u003e\n  \u003cli\u003eFor app control, add the EGATE-PRO gateway to the ENGO Smart system and link the E25 to it\u003c\/li\u003e\n  \u003cli\u003eNote: ETRV heads cannot be operated via a wiring centre or relay module directly — they must be controlled by an E25 thermostat\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"engo-faq-item\"\u003e\n    \u003ch3\u003eDo I need the E25 thermostat to use this?\u003c\/h3\u003e\n    \u003cp\u003eYes — the ETRV-M30+RA must be paired with an ENGO E25 room thermostat to function. It cannot operate standalone or with other thermostat brands. The E25 is sold separately in both 230V wired and battery-powered versions.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"engo-faq-item\"\u003e\n    \u003ch3\u003eCan I use this with my Danfoss RA valves?\u003c\/h3\u003e\n    \u003cp\u003eYes — the Danfoss RA adapter is included in the ETRV-M30+RA pack. Screw the adapter onto the valve insert, then attach the ETRV head to the adapter using the M30 thread.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"engo-faq-item\"\u003e\n    \u003ch3\u003eCan I fit this myself?\u003c\/h3\u003e\n    \u003cp\u003eYes — fitting a TRV head is a straightforward DIY task that does not require Gas Safe registration or any specialist tools. Simply remove the old TRV head and screw on the new one. No soldering or pipe work is involved.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"engo-faq-item\"\u003e\n    \u003ch3\u003eDo I need the EGATE-PRO gateway?\u003c\/h3\u003e\n    \u003cp\u003eNo — the ETRV + E25 combination works offline, maintaining the E25's programmed schedule and setpoints without the internet or a gateway. The EGATE-PRO is only needed if you want to control the system via the ENGO Smart app, or use voice commands via Alexa\/Google Assistant.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"engo-faq-item\"\u003e\n    \u003ch3\u003eWhat if I have more than one radiator in a room?\u003c\/h3\u003e\n    \u003cp\u003eUse one ETRV head per radiator and pair all heads (up to 6) with a single E25 thermostat. The E25 measures the room air temperature and coordinates all heads in the room simultaneously.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"engo-faq-item\"\u003e\n    \u003ch3\u003eWhat batteries does this use?\u003c\/h3\u003e\n    \u003cp\u003e2×AA 1.5V alkaline batteries (not included). Rechargeable batteries are not recommended as the lower voltage can cause unreliable operation.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e1× ETRV-M30 wireless TRV head (white)\u003c\/li\u003e\n  \u003cli\u003e1× Danfoss RA valve adapter\u003c\/li\u003e\n  \u003cli\u003eWall fixing\/mounting accessories\u003c\/li\u003e\n  \u003cli\u003eQuick installation guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: 2×AA batteries not included. ENGO E25 thermostat sold separately. EGATE-PRO gateway required for app and voice control.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp style=\"margin-top:24px; color:#666;\"\u003eETRV heads must be used with ENGO E25 thermostat. Standalone operation not supported. Also available: \u003cstrong\u003eETRV-M28\u003c\/strong\u003e for M28×1.5 valves.\u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"ENGO Controls","offers":[{"title":"Default Title","offer_id":63496153071965,"sku":"ETRV-M30+RA","price":37.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/ENGOSmartTRVThermostaticRadiatorValveTRVETRV-M30.webp?v=1771495578"},{"product_id":"drayton-wiser-smart-radiator-thermostat-head-white-open-window-detection-m30-1-5mm-danfoss-ra","title":"Drayton Wiser Smart Radiator Thermostat TRV Head White | Open Window Detection | M30×1.5mm + Danfoss RA","description":"\u003cstyle\u003e\n  .wd-desc * { box-sizing: border-box; }\n  .wd-desc { font-family: inherit; color: inherit; line-height: 1.7; font-size: 16px; }\n  .wd-desc p, .wd-desc li, .wd-desc td, .wd-desc th { font-size: 16px !important; line-height: 1.7; }\n  .wd-desc h2 { font-size: 22px !important; font-weight: 700; color: #1a2a3a; border-bottom: 3px solid #f07b00; 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border-radius: 0 6px 6px 0; margin-bottom: 1.5rem; }\n  .wd-intro-box p { margin: 0 !important; }\n\n  .wd-stat-bar { background: #1a2a3a; color: #fff; border-radius: 8px; padding: 1.1rem 1.4rem; margin: 1.2rem 0; display: flex; flex-wrap: wrap; gap: 1.5rem; align-items: center; justify-content: space-around; }\n  .wd-stat { text-align: center; }\n  .wd-stat .num { font-size: 22px !important; font-weight: 800; color: #f07b00; line-height: 1; }\n  .wd-stat .lbl { font-size: 12px !important; color: #aab; margin-top: 3px; }\n\n  .wd-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 0.85rem; margin-bottom: 1.2rem; }\n  .wd-card { background: #fff8f0; border: 1px solid #f5d5a8; border-radius: 6px; padding: 1rem 1.1rem; line-height: 1.6; }\n  .wd-card strong { display: block; color: #1a2a3a; margin-bottom: 0.35rem; font-size: 16px !important; }\n\n  .wd-mode-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 0.85rem; margin-bottom: 1.2rem; }\n  .wd-mode-card { border-radius: 8px; padding: 1rem 1.1rem; text-align: center; }\n  .wd-mode-card .ico { font-size: 28px !important; display: block; margin-bottom: 0.4rem; }\n  .wd-mode-card strong { display: block; font-size: 15px !important; margin-bottom: 0.3rem; }\n  .wd-mode-card p { font-size: 14px !important; line-height: 1.5; margin: 0 !important; }\n  .wd-mode-card.eco { background: #e8f5e9; border: 1px solid #81c784; }\n  .wd-mode-card.eco strong { color: #1a7a3c; }\n  .wd-mode-card.away { background: #e3f2fd; border: 1px solid #64b5f6; }\n  .wd-mode-card.away strong { color: #1565c0; }\n  .wd-mode-card.comfort { background: #fff8f0; border: 1px solid #f07b00; }\n  .wd-mode-card.comfort strong { color: #b85a00; }\n  .wd-mode-card.boost { background: #fde8e8; border: 1px solid #ef9a9a; }\n  .wd-mode-card.boost strong { color: #b71c1c; }\n\n  .wd-compat-box { background: #eef6ff; border: 1px solid #90caf9; border-radius: 6px; padding: 1rem 1.2rem; margin: 1.2rem 0; }\n  .wd-compat-box p { margin: 0 0 0.5rem !important; color: #0d47a1; font-weight: 700; }\n  .wd-compat-box ul { margin: 0 !important; padding-left: 1.3rem; }\n  .wd-compat-box ul li { margin-bottom: 0.3rem; font-size: 15px !important; }\n  .wd-compat-box .warn { background: #fff8e1; border: 1px solid #ffe082; border-radius: 5px; padding: 0.7rem 1rem; margin-top: 0.8rem; font-size: 15px !important; color: #5a3a00; }\n\n  .wd-spec-table { width: 100%; border-collapse: collapse; margin-bottom: 1.5rem; }\n  .wd-spec-table th { background: #1a2a3a; color: #fff !important; text-align: left; padding: 0.7rem 1rem; font-weight: 700; font-size: 16px !important; }\n  .wd-spec-table td { padding: 0.6rem 1rem; border-bottom: 1px solid #f0e0cc; vertical-align: top; font-size: 16px !important; }\n  .wd-spec-table tr:nth-child(even) td { background: #fff8f0; }\n  .wd-spec-table td:first-child { font-weight: 600; color: #111; width: 44%; }\n  .wd-spec-table .sec-head td { background: #f07b00 !important; color: #fff !important; font-weight: 700 !important; font-size: 14px !important; text-transform: uppercase; letter-spacing: 0.05em; padding: 0.45rem 1rem; }\n\n  .wd-box-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 0.6rem; margin-bottom: 1.2rem; }\n  .wd-box-item { background: #1a2a3a; color: #fff; border-radius: 6px; padding: 0.7rem 0.9rem; font-size: 14px !important; line-height: 1.4; }\n  .wd-box-item .qty { font-size: 22px !important; font-weight: 800; color: #f07b00; display: block; }\n\n  .wd-faq-item { border-bottom: 1px solid #f0e0cc; padding: 1rem 0; }\n  .wd-faq-item:last-child { border-bottom: none; }\n  .wd-faq-item h3 { margin: 0 0 0.4rem !important; }\n  .wd-faq-item p { margin: 0 !important; }\n\n  .wd-award-banner { background: linear-gradient(135deg, #1a2a3a 60%, #2a3d50); color: #fff; border-radius: 8px; padding: 1rem 1.5rem; margin: 1.2rem 0; display: flex; align-items: center; gap: 1rem; }\n  .wd-award-banner .star { font-size: 40px !important; flex-shrink: 0; }\n  .wd-award-banner p { margin: 0 !important; font-size: 15px !important; color: #dde; }\n  .wd-award-banner strong { color: #f07b00; font-size: 17px !important; display: block; margin-bottom: 0.2rem; }\n\n  .wd-infobox { background: #fff8f0; border: 1px solid #f5d5a8; border-radius: 6px; padding: 1rem 1.2rem; margin-top: 1.5rem; font-size: 16px !important; line-height: 1.6; }\n\n  @media (max-width: 600px) {\n    .wd-grid { grid-template-columns: 1fr; }\n    .wd-mode-grid { grid-template-columns: 1fr 1fr; }\n    .wd-box-grid { grid-template-columns: 1fr 1fr; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"wd-desc\"\u003e\n\n  \u003cdiv class=\"wd-intro-box\"\u003e\n    \u003cp\u003e\n      \u003cspan class=\"wd-badge orange\"\u003eWiser Smart TRV Head\u003c\/span\u003e\n      \u003cspan class=\"wd-badge navy\"\u003eZigbee Wireless\u003c\/span\u003e\n      \u003cspan class=\"wd-badge teal\"\u003eRoom-by-Room Control\u003c\/span\u003e\n    \u003c\/p\u003e\n    \u003cp style=\"margin-top: 0.75rem !important;\"\u003eThe \u003cstrong\u003eDrayton Wiser Smart Radiator Thermostat (WV704R0A0902)\u003c\/strong\u003e is a battery-powered smart TRV head that adds individual room-by-room temperature and scheduling control to an existing Drayton Wiser heating system. It mounts directly onto most standard radiator valves — replacing the existing TRV head without tools or wiring — and communicates wirelessly via \u003cstrong\u003eZigbee\u003c\/strong\u003e to the Wiser Heat Hub. From the Wiser Heat App (iOS and Android) or via voice commands (Amazon Alexa, Google Assistant), you can set independent daily and weekly schedules for every room, boost individual radiators for 30 minutes to 3 hours, and monitor energy use. The multiple onboard sensors enable \u003cstrong\u003eOpen Window Detection\u003c\/strong\u003e — automatically cutting the heat if a sudden temperature drop is detected — while \u003cstrong\u003eautomatic valve protection\u003c\/strong\u003e periodically exercises the valve mechanism to prevent limescale seizure. Certified to ErP Class A+1 and contributing a +5% ErP improvement rating, the thermostat supports Wiser's Eco Mode, Away Mode and Comfort Mode for intelligent, low-waste heating across the whole home. \u003cstrong\u003eA Wiser Heat Hub (sold separately) must already be installed\u003c\/strong\u003e to use this device.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"wd-stat-bar\"\u003e\n    \u003cdiv class=\"wd-stat\"\u003e\n\u003cdiv class=\"num\"\u003e0–45°C\u003c\/div\u003e\n\u003cdiv class=\"lbl\"\u003eTemperature Range\u003c\/div\u003e\n\u003c\/div\u003e\n    \u003cdiv class=\"wd-stat\"\u003e\n\u003cdiv class=\"num\"\u003e16\u003c\/div\u003e\n\u003cdiv class=\"lbl\"\u003eRooms \/ Zones\u003c\/div\u003e\n\u003c\/div\u003e\n    \u003cdiv class=\"wd-stat\"\u003e\n\u003cdiv class=\"num\"\u003e32\u003c\/div\u003e\n\u003cdiv class=\"lbl\"\u003eMax Radiators\u003c\/div\u003e\n\u003c\/div\u003e\n    \u003cdiv class=\"wd-stat\"\u003e\n\u003cdiv class=\"num\"\u003e+5%\u003c\/div\u003e\n\u003cdiv class=\"lbl\"\u003eErP Rating\u003c\/div\u003e\n\u003c\/div\u003e\n    \u003cdiv class=\"wd-stat\"\u003e\n\u003cdiv class=\"num\"\u003e~18%\u003c\/div\u003e\n\u003cdiv class=\"lbl\"\u003eEnergy Saving (typical)\u003c\/div\u003e\n\u003c\/div\u003e\n    \u003cdiv class=\"wd-stat\"\u003e\n\u003cdiv class=\"num\"\u003e2 yr\u003c\/div\u003e\n\u003cdiv class=\"lbl\"\u003eGuarantee\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"wd-award-banner\"\u003e\n    \u003cdiv class=\"star\"\u003e🏆\u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cstrong\u003eRed Dot Award — Product Design 2018\u003c\/strong\u003e\n      \u003cp\u003eRecognised internationally for outstanding design quality, the Wiser Radiator Thermostat won the prestigious Red Dot Award for its distinctive twist-top interface, compact form and clean aesthetic — inspired by the iconic Drayton TRV4 but reimagined as a modern smart device.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eKey Features\u003c\/h2\u003e\n  \u003cdiv class=\"wd-grid\"\u003e\n    \u003cdiv class=\"wd-card\"\u003e\n\u003cstrong\u003e🌡️ Multi-Sensor Precision Temperature Control — 0 to 45°C\u003c\/strong\u003eMultiple integrated temperature sensors provide highly accurate room temperature measurement, minimising the temperature swing typical of single-sensor TRVs. The thermostat controls water flow through the radiator to maintain the target temperature precisely. The full 0–45°C range covers everything from frost protection (typically set at 5°C) through sleeping temperatures to maximum warmth for a cold bathroom.\u003c\/div\u003e\n    \u003cdiv class=\"wd-card\"\u003e\n\u003cstrong\u003e📱 App-Based Room Scheduling via Wiser Heat App\u003c\/strong\u003eEach radiator thermostat can be assigned to a named room within the Wiser app and given its own fully independent daily or weekly heating schedule. Set different temperatures for morning, daytime, evening and overnight in every room — so bedrooms can cool down while the living room stays warm, or a child's nursery maintains a constant temperature regardless of the rest of the house. The app works on your home Wi-Fi network without internet access; remote access from outside the home requires an internet connection.\u003c\/div\u003e\n    \u003cdiv class=\"wd-card\"\u003e\n\u003cstrong\u003e🔄 Twist-Top Boost Interface with Spring-Back\u003c\/strong\u003eThe distinctive twist-top lets anyone in the room boost the temperature without needing the app. Twist it up to increase the setpoint, twist it down to reduce it, or activate a timed boost. When released, the top springs back to its neutral position — providing tactile confirmation of the adjustment while keeping the design clean and unobtrusive. This physical boost function is particularly useful for guests or family members who don't use the app.\u003c\/div\u003e\n    \u003cdiv class=\"wd-card\"\u003e\n\u003cstrong\u003e🪟 Open Window Detection\u003c\/strong\u003eWhen a window is opened, the room temperature typically drops rapidly. The Wiser TRV's multiple sensors detect this sudden temperature fall and automatically shut the radiator valve to prevent heating a room with a window open — eliminating the common energy waste of running the boiler while cold outside air pours in. The heating resumes automatically once the temperature stabilises after the window is closed.\u003c\/div\u003e\n    \u003cdiv class=\"wd-card\"\u003e\n\u003cstrong\u003e🔒 Device Lock — Child \u0026amp; Tamper Protection\u003c\/strong\u003eActivate the Device Lock feature via the app to prevent the physical controls from being changed at the thermostat. Ideal for households with young children who might otherwise play with the twist-top, or for shared properties and offices where you want to prevent local overrides. Temperature setpoints and schedules can still be managed from the app.\u003c\/div\u003e\n    \u003cdiv class=\"wd-card\"\u003e\n\u003cstrong\u003e⚙️ Automatic Valve Protection — Anti-Limescale\u003c\/strong\u003eThe Wiser TRV periodically runs an automatic valve exercise cycle, moving the pin mechanism even when the valve has been in one position for a prolonged period. This prevents the common issue of limescale seizing the valve in an open or closed position — a leading cause of radiators that won't shut off or won't heat up — protecting both the thermostat and the valve body itself from long-term damage.\u003c\/div\u003e\n    \u003cdiv class=\"wd-card\"\u003e\n\u003cstrong\u003e🔵 Zigbee Wireless — Mesh Network via Wiser Heat Hub\u003c\/strong\u003eThe thermostat communicates via the Zigbee wireless protocol to the Wiser Heat Hub, which acts as the system coordinator. Zigbee devices form a self-healing mesh network — each device can relay signals from others, extending the network's range and resilience. No hub or bridge is required at each radiator; one Wiser Heat Hub supports the full system of up to 32 radiator thermostats in up to 16 rooms.\u003c\/div\u003e\n    \u003cdiv class=\"wd-card\"\u003e\n\u003cstrong\u003e🎙️ Voice Control — Alexa, Google Assistant \u0026amp; IFTTT\u003c\/strong\u003eWorks natively with Amazon Alexa and Google Assistant for voice commands such as \"Alexa, set the living room to 21 degrees\" or \"OK Google, boost the kitchen heating.\" IFTTT integration enables advanced automation, including geofencing — so Away Mode can activate automatically when your smartphone leaves the home area, without any manual intervention.\u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eSmart Heating Modes\u003c\/h2\u003e\n  \u003cdiv class=\"wd-mode-grid\"\u003e\n    \u003cdiv class=\"wd-mode-card eco\"\u003e\n      \u003cspan class=\"ico\"\u003e🌿\u003c\/span\u003e\n      \u003cstrong\u003eEco Mode\u003c\/strong\u003e\n      \u003cp\u003eReduces heating to a lower background temperature when rooms are unlikely to be occupied, reducing boiler running time and energy waste without letting the home get cold.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"wd-mode-card away\"\u003e\n      \u003cspan class=\"ico\"\u003e✈️\u003c\/span\u003e\n      \u003cstrong\u003eAway Mode\u003c\/strong\u003e\n      \u003cp\u003eOverrides all schedules and drops setpoints to a low frost-protection temperature when you leave home. Can activate automatically via geofencing through IFTTT. Saves up to 14% energy.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"wd-mode-card comfort\"\u003e\n      \u003cspan class=\"ico\"\u003e🏠\u003c\/span\u003e\n      \u003cstrong\u003eComfort Mode\u003c\/strong\u003e\n      \u003cp\u003ePredictive pre-heating — the system learns how long your home takes to warm up and starts the boiler early enough that rooms reach the target temperature exactly when you need them, not after.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"wd-mode-card boost\"\u003e\n      \u003cspan class=\"ico\"\u003e⚡\u003c\/span\u003e\n      \u003cstrong\u003eBoost\u003c\/strong\u003e\n      \u003cp\u003eActivate a 30-minute to 3-hour boost on any individual radiator from the twist-top or the app — useful when a room is colder than expected or guests arrive unexpectedly in an unheated room.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eInstallation — Fits Most UK Radiator Valves\u003c\/h2\u003e\n  \u003cp\u003eThe Wiser TRV head fits directly onto the valve body on your radiator — no plumber or electrician required. Simply unscrew the existing TRV head and screw on the Wiser head using the ring nut provided. Adapters for the two most common UK valve types are included in the box:\u003c\/p\u003e\n  \u003cdiv class=\"wd-compat-box\"\u003e\n    \u003cp\u003e✅ Compatible valve connections (adapters included):\u003c\/p\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003eM30 × 1.5mm\u003c\/strong\u003e — the standard thread used on the majority of UK radiator valves, including Drayton, Honeywell, Pegler, IMI and most own-brand plumbing supplies valves\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eDanfoss RA\u003c\/strong\u003e — the most common alternative in UK installations, widely fitted from the 1980s onwards; a dedicated Danfoss RA adapter is included in every box\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \u003cdiv class=\"warn\"\u003e⚠️ \u003cstrong\u003eRequires a Wiser Heat Hub:\u003c\/strong\u003e This thermostat head is an add-on accessory. It only operates when paired with an existing Wiser Heat Hub (sold separately as part of any Drayton Wiser Kit). It cannot function as a standalone device or with any other smart heating system. \u003cbr\u003e\u003cbr\u003e⚠️ \u003cstrong\u003eNot compatible with:\u003c\/strong\u003e Gravity-fed central heating systems, or boilers that require manufacturer-specific proprietary controls to operate. If in doubt, check with your heating engineer before purchasing.\u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n  \u003cdiv class=\"wd-box-grid\"\u003e\n    \u003cdiv class=\"wd-box-item\"\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003eWiser Smart Radiator Thermostat head (white)\u003c\/div\u003e\n    \u003cdiv class=\"wd-box-item\"\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003eAA alkaline batteries (included — no additional purchase required)\u003c\/div\u003e\n    \u003cdiv class=\"wd-box-item\"\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003eM30 × 1.5mm ring nut (standard UK valve thread)\u003c\/div\u003e\n    \u003cdiv class=\"wd-box-item\"\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003eDrayton valve adapter\u003c\/div\u003e\n    \u003cdiv class=\"wd-box-item\"\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003eDanfoss RA valve adapter\u003c\/div\u003e\n    \u003cdiv class=\"wd-box-item\"\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003eQuick start \/ installation guide\u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n  \u003ctable class=\"wd-spec-table\"\u003e\n    \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr class=\"sec-head\"\u003e\u003ctd colspan=\"2\"\u003eProduct Identity\u003c\/td\u003e\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eModel number (MPN)\u003c\/td\u003e\n\u003ctd\u003eWV704R0A0902\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eEAN\u003c\/td\u003e\n\u003ctd\u003e5016254201723\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eColour\u003c\/td\u003e\n\u003ctd\u003eWhite (anthracite variant: WV704R0A0901)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eBrand \/ Manufacturer\u003c\/td\u003e\n\u003ctd\u003eDrayton \/ Schneider Electric Industries\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eRange\u003c\/td\u003e\n\u003ctd\u003eWiser\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eDesign award\u003c\/td\u003e\n\u003ctd\u003eRed Dot Award — Product Design 2018\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eGuarantee\u003c\/td\u003e\n\u003ctd\u003e2 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\n      \u003ctr class=\"sec-head\"\u003e\u003ctd colspan=\"2\"\u003ePerformance\u003c\/td\u003e\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTemperature control range\u003c\/td\u003e\n\u003ctd\u003e0°C to 45°C\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eErP contribution\u003c\/td\u003e\n\u003ctd\u003e+5% (Class A+1 certified)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTypical energy saving\u003c\/td\u003e\n\u003ctd\u003eUp to 18% with room-by-room zoning; Away Mode up to 14%\u003c\/td\u003e\n\u003c\/tr\u003e\n\n      \u003ctr class=\"sec-head\"\u003e\u003ctd colspan=\"2\"\u003eWireless \u0026amp; Connectivity\u003c\/td\u003e\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eWireless protocol\u003c\/td\u003e\n\u003ctd\u003eZigbee (EndDevice — mesh via Wiser Heat Hub)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eRequired hub\u003c\/td\u003e\n\u003ctd\u003eWiser Heat Hub (sold separately — included in all Wiser Kits)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eApp\u003c\/td\u003e\n\u003ctd\u003eWiser Heat App — iOS and Android\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eApp local \/ remote\u003c\/td\u003e\n\u003ctd\u003eLocal control works without internet; remote access requires internet\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVoice assistants\u003c\/td\u003e\n\u003ctd\u003eAmazon Alexa, Google Assistant\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eAutomation platform\u003c\/td\u003e\n\u003ctd\u003eIFTTT (supports geofencing for Away Mode)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n      \u003ctr class=\"sec-head\"\u003e\u003ctd colspan=\"2\"\u003eSystem Capacity\u003c\/td\u003e\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMax radiator thermostats per system\u003c\/td\u003e\n\u003ctd\u003e32\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMax zones \/ rooms per system\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMin radiator thermostats to start\u003c\/td\u003e\n\u003ctd\u003e2 (any Wiser Multi-zone Kit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n      \u003ctr class=\"sec-head\"\u003e\u003ctd colspan=\"2\"\u003eFeatures\u003c\/td\u003e\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eHeating modes\u003c\/td\u003e\n\u003ctd\u003eEco Mode, Away Mode (geofencing via IFTTT), Comfort Mode (predictive pre-heat), Boost (30 min – 3 hours)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOpen Window Detection\u003c\/td\u003e\n\u003ctd\u003eYes — automatic valve closure on rapid temperature drop\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eDevice Lock\u003c\/td\u003e\n\u003ctd\u003eYes — prevents physical adjustment; configurable via app\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eValve protection\u003c\/td\u003e\n\u003ctd\u003eYes — automatic periodic valve exercise to prevent limescale seizure\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eManual override\u003c\/td\u003e\n\u003ctd\u003eYes — twist-top with spring-back\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eLED indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\n      \u003ctr class=\"sec-head\"\u003e\u003ctd colspan=\"2\"\u003ePower\u003c\/td\u003e\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eBattery type\u003c\/td\u003e\n\u003ctd\u003e2 × AA alkaline\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eBatteries included\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMains wiring required\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\n      \u003ctr class=\"sec-head\"\u003e\u003ctd colspan=\"2\"\u003ePhysical\u003c\/td\u003e\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e51mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e93mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eValve compatibility\u003c\/td\u003e\n\u003ctd\u003eM30 × 1.5mm (standard UK), Danfoss RA (adapter included)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFits % of UK radiator valves\u003c\/td\u003e\n\u003ctd\u003e~90%\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch2\u003eFAQs\u003c\/h2\u003e\n  \u003cdiv class=\"wd-faq-item\"\u003e\n    \u003ch3\u003eDo I need to buy anything else to use this?\u003c\/h3\u003e\n    \u003cp\u003eYes. The WV704R0A0902 is an add-on device — it only works as part of an existing Drayton Wiser smart heating system. You must already have a Wiser Heat Hub installed and commissioned. The Hub is included in all Drayton Wiser Kits (available in single-zone and multi-zone versions for combination and system boilers). If you're starting from scratch, you need a Wiser Kit first; if you already have a Wiser system, this thermostat can be added to it at any time.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"wd-faq-item\"\u003e\n    \u003ch3\u003eHow many of these do I need?\u003c\/h3\u003e\n    \u003cp\u003eFor maximum energy saving and comfort, Drayton recommends one thermostat per radiator. However, most people prioritise the rooms they use most — fitting a thermostat in the living room, main bedroom, kitchen and bathroom first, then expanding over time. A single Wiser system supports up to 32 radiator thermostats across up to 16 rooms, so you can grow the system gradually and add more thermostats whenever you like.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"wd-faq-item\"\u003e\n    \u003ch3\u003eCan I install this myself?\u003c\/h3\u003e\n    \u003cp\u003eYes — no tools or wiring are needed. Unscrew the existing TRV head anticlockwise from the valve body, then screw the Wiser head on using the supplied ring nut. Use the Danfoss RA adapter if your valve requires it. Then open the Wiser app to add the new device to your system. Drayton suggests the installation takes around 5 minutes per radiator. If you are unsure about your valve type, a qualified heating engineer can confirm compatibility.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"wd-faq-item\"\u003e\n    \u003ch3\u003eWill it work with my boiler?\u003c\/h3\u003e\n    \u003cp\u003eThe Wiser system is compatible with all common UK boiler types, including combination boilers, system boilers and heat-only (regular) boilers. It is not compatible with gravity-fed central heating systems (found in some older properties where the header tank is in the loft), or with boilers that require their own manufacturer-specific controls to function. If you are unsure, check with your heating engineer. The Wiser Heat Hub installation guide also lists confirmed compatible boiler types.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"wd-faq-item\"\u003e\n    \u003ch3\u003eCan I use voice control to set individual room temperatures?\u003c\/h3\u003e\n    \u003cp\u003eYes. Once connected to Amazon Alexa or Google Assistant via the Wiser skill\/action, you can control individual rooms by name — for example, \"Alexa, set the bedroom to 18 degrees\" or \"OK Google, boost the living room heating.\" The Wiser app also lets you group rooms so you can control multiple zones at once with a single voice command.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"wd-faq-item\"\u003e\n    \u003ch3\u003eHow does Open Window Detection work?\u003c\/h3\u003e\n    \u003cp\u003eThe thermostat's multiple onboard sensors continuously monitor the room temperature. When a window or external door is opened, cold air causes a rapid fall in measured temperature. The Wiser TRV detects this sudden drop and automatically closes the valve to stop heating the room — preventing energy waste from heating a room with a window open. Once the temperature stabilises (indicating the window has been closed), normal heating resumes automatically. No user intervention is needed.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"wd-faq-item\"\u003e\n    \u003ch3\u003eIs it compatible with Home Assistant or Zigbee2MQTT?\u003c\/h3\u003e\n    \u003cp\u003eThe WV704R0A0902 uses standard Zigbee and has community-verified support in Zigbee2MQTT (device model \"iTRV\", manufacturer \"Schneider Electric\"). It can be integrated into Home Assistant and similar platforms by pairing it directly with a Zigbee coordinator rather than the Wiser Hub. Note that operating it outside the Wiser ecosystem means the Wiser app features (Comfort Mode, Away Mode, etc.) are not available — you would configure the thermostat behaviour entirely within your chosen home automation platform. This is an advanced configuration not supported by Drayton.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"wd-infobox\"\u003e\n    \u003cstrong\u003eℹ️ Build your Wiser system — often purchased with:\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eWiser Multi-zone Kit 1\u003c\/strong\u003e — starter kit (Heat Hub + room thermostat + 2 × radiator TRVs) for combination boilers ·\n    \u003cstrong\u003eWiser Multi-zone Kit 2\u003c\/strong\u003e — starter kit for system\/heat-only boilers ·\n    \u003cstrong\u003eWV704R0A0901\u003c\/strong\u003e — this thermostat in Anthracite ·\n    \u003cstrong\u003eWiser Smart Room Thermostat\u003c\/strong\u003e — provides room thermostat control for a zone without a radiator TRV ·\n    \u003cstrong\u003eWiser Smart Plug\u003c\/strong\u003e — extends Wiser control to electric heaters, towel rails or other heating appliances\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Drayton Controls","offers":[{"title":"Default Title","offer_id":63583550308701,"sku":"WV704R0A0902","price":47.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/DraytonWiserSmartRadiatorThermostatHead.jpg?v=1771927427"},{"product_id":"myson-trv22830adap-trv-head-adapter-28mm-to-30mm-m28-to-m30-radiator-valve-adaptor-fits-drayton-wiser-standard-heads","title":"Myson TRV22830ADAP TRV Head Adapter 28mm to 30mm | M28 to M30 Radiator Valve Adaptor | Fits Drayton Wiser \u0026 Standard Heads","description":"\u003cstyle\u003e\n  .my-wrap{font-family:inherit;color:inherit;line-height:1.7;font-size:16px}\n  .my-wrap p,.my-wrap li,.my-wrap td,.my-wrap th{font-size:16px!important;line-height:1.7}\n  .my-wrap h2{font-size:22px!important;font-weight:700;color:#1a2a3a;border-bottom:3px solid #c0392b;padding-bottom:6px;margin:2rem 0 1rem;line-height:1.3}\n  .my-wrap h3{font-size:17px!important;font-weight:700;color:#1a2a3a;margin:1.2rem 0 0.4rem;line-height:1.4}\n  .my-wrap p{margin:0 0 1rem}\n  .my-wrap ul{padding-left:1.5rem;margin:0 0 1rem}\n  .my-wrap ul li{margin-bottom:0.5rem}\n  .my-badge{display:inline-block;font-size:13px!important;font-weight:700;border-radius:4px;padding:2px 10px;margin-right:5px;margin-bottom:4px;vertical-align:middle}\n  .my-badge.red{background:#c0392b;color:#fff}\n  .my-badge.navy{background:#1a2a3a;color:#fff}\n  .my-badge.grey{background:#555;color:#fff}\n  .my-badge.green{background:#1a7a3c;color:#fff}\n  .my-badge.orange{background:#e67e22;color:#fff}\n  .my-intro-box{background:#fef9f4;border-left:4px solid #c0392b;padding:1.1rem 1.4rem;border-radius:0 6px 6px 0;margin-bottom:1.5rem}\n  .my-intro-box p{margin:0!important}\n  .my-info-box{background:#eef6ff;border:1px solid #90caf9;border-radius:6px;padding:1rem 1.2rem;margin:1.2rem 0}\n  .my-info-box p{margin:0 0 0.5rem!important;color:#0d47a1;font-weight:700}\n  .my-warn-box{background:#fff8e1;border:1px solid #ffe082;border-radius:5px;padding:0.8rem 1rem;margin:0.8rem 0;font-size:15px!important;color:#5a3a00}\n  .my-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:0.85rem;margin-bottom:1.2rem}\n  .my-card{background:#fef9f4;border:1px solid #e8c5b0;border-radius:6px;padding:1rem 1.1rem;line-height:1.6}\n  .my-card strong{display:block;color:#1a2a3a;margin-bottom:0.35rem;font-size:16px!important}\n  .my-spec-table{width:100%;border-collapse:collapse;margin-bottom:1.5rem}\n  .my-spec-table th{background:#1a2a3a;color:#fff!important;text-align:left;padding:0.7rem 1rem;font-weight:700;font-size:16px!important}\n  .my-spec-table td{padding:0.6rem 1rem;border-bottom:1px solid #ecddd5;vertical-align:top;font-size:16px!important}\n  .my-spec-table tr:nth-child(even) td{background:#fef9f4}\n  .my-spec-table td:first-child{font-weight:600;color:#111;width:44%}\n  .my-faq-item{border-bottom:1px solid #e5d5d0;padding:0.9rem 0}\n  .my-faq-item:last-child{border-bottom:none}\n  .my-faq-item strong{color:#1a2a3a;font-size:16px!important;display:block;margin-bottom:0.3rem}\n\u003c\/style\u003e\n\u003cdiv class=\"my-wrap\"\u003e\n\n  \u003cdiv style=\"margin-bottom:1rem\"\u003e\n    \u003cspan class=\"my-badge red\"\u003eTRV22830ADAP\u003c\/span\u003e\n    \u003cspan class=\"my-badge navy\"\u003eM28 → M30\u003c\/span\u003e\n    \u003cspan class=\"my-badge navy\"\u003eGenuine Myson\u003c\/span\u003e\n    \u003cspan class=\"my-badge green\"\u003eNo Drain-Down Required\u003c\/span\u003e\n    \u003cspan class=\"my-badge grey\"\u003eHexagonal Head\u003c\/span\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"my-intro-box\"\u003e\n    \u003cp\u003e\u003cstrong\u003eMyson TRV22830ADAP\u003c\/strong\u003e — Genuine M28 to M30 TRV head adaptor  |  Allows modern 30mm TRV heads to fit pre-1997 Myson M28 valve bodies  |  Hexagonal anti-spin design  |  Fits Drayton Wiser and standard replacement heads\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cp\u003eThe \u003cstrong\u003eMyson TRV22830ADAP\u003c\/strong\u003e is the genuine OEM adaptor for upgrading pre-1997 Myson TRV valve bodies to accept current M30×1.5mm thermostatic heads, including smart TRVs such as the Drayton Wiser Radiator Thermostat. Myson revised their TRV thread standard from M28 to M30 in 1997, making this adaptor essential when replacing old heads on existing Myson valve bodies — with no need to drain down or disturb the pipework.\u003c\/p\u003e\n  \u003cp\u003eThe adaptor screws directly onto the existing M28 valve body. The new TRV head then screws onto the M30 male thread on top. The hexagonal profile on the upper section prevents the adaptor from spinning when the TRV head is tightened or adjusted — a key advantage over round-bodied alternatives, which can rotate and cause difficulty at installation.\u003c\/p\u003e\n  \u003cp\u003eThis is also known by the legacy part number \u003cstrong\u003e2TRVADAP\u003c\/strong\u003e and fits Myson, Westherm, Comap and similar M28 valve bodies of the same period. It is a solid, precision-machined component, not a lightweight substitute.\u003c\/p\u003e\n\n  \u003cdiv class=\"my-info-box\"\u003e\n    \u003cp\u003e💡 Compatible with Smart TRVs\u003c\/p\u003e\n    \u003cp style=\"color:#333;font-weight:400;margin:0!important\"\u003eThis adaptor allows the Drayton Wiser Smart Radiator Thermostat (WV704R0A0902) and other M30×1.5mm heads to fit onto older Myson M28 valve bodies — making it ideal for smart heating system upgrades without full valve replacement.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eKey Features\u003c\/h2\u003e\n  \u003cdiv class=\"my-grid\"\u003e\n    \u003cdiv class=\"my-card\"\u003e\n\u003cstrong\u003eM28 Female → M30 Male\u003c\/strong\u003eFemale M28×1.5mm thread accepts the existing Myson valve body; male M30×1.5mm thread accepts modern TRV heads — genuine Myson specification.\u003c\/div\u003e\n    \u003cdiv class=\"my-card\"\u003e\n\u003cstrong\u003eHexagonal Anti-Spin Head\u003c\/strong\u003eThe hex-profile upper section prevents the adaptor from rotating when heads are tightened or manually adjusted — avoids the common problem with round-top alternatives.\u003c\/div\u003e\n    \u003cdiv class=\"my-card\"\u003e\n\u003cstrong\u003eNo Drain-Down Required\u003c\/strong\u003eFits directly onto the existing valve body without draining the central heating system — simply remove the old head and screw on the adaptor.\u003c\/div\u003e\n    \u003cdiv class=\"my-card\"\u003e\n\u003cstrong\u003eGenuine Myson OEM Part\u003c\/strong\u003eAuthentic Myson part (TRV22830ADAP \/ 2TRVADAP) — correct thread pitch and dimensions for proper engagement and long-term reliability.\u003c\/div\u003e\n    \u003cdiv class=\"my-card\"\u003e\n\u003cstrong\u003eWide Compatibility\u003c\/strong\u003eSuitable for Myson, Westherm, Comap and other M28 valve bodies from the pre-1997 era. Also compatible with smart TRVs using the M30×1.5mm standard.\u003c\/div\u003e\n    \u003cdiv class=\"my-card\"\u003e\n\u003cstrong\u003eSolid Construction\u003c\/strong\u003ePrecision-machined metal construction — robust and durable for long-term radiator valve use in central heating systems.\u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n  \u003ctable class=\"my-spec-table\"\u003e\n    \u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eTRV22830ADAP (also 2TRVADAP)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eMyson\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003ctd\u003eTRV head adaptor — M28 valve body to M30 head\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBottom Thread (Valve Body)\u003c\/td\u003e\n\u003ctd\u003eM28 × 1.5mm (female) — fits pre-1997 Myson TRV 2-Way valve bodies\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTop Thread (TRV Head)\u003c\/td\u003e\n\u003ctd\u003eM30 × 1.5mm (male) — accepts all standard M30 thermostatic heads\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eUpper Profile\u003c\/td\u003e\n\u003ctd\u003eHexagonal — prevents rotation during installation and adjustment\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eMetal (precision machined)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eNo drain-down required — direct replacement of existing TRV head\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCompatible TRV Heads\u003c\/td\u003e\n\u003ctd\u003eAll M30 × 1.5mm heads including Drayton Wiser, standard manual TRVs\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCompatible Valve Bodies\u003c\/td\u003e\n\u003ctd\u003eMyson TRV 2-Way (pre-1997), Westherm, Comap (M28 bodies)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\n  \u003ch2\u003eWhat's Included\u003c\/h2\u003e\n  \u003cdiv class=\"my-info-box\"\u003e\n    \u003cp\u003eIn the Box\u003c\/p\u003e\n    \u003cp style=\"color:#333;font-weight:400;margin:0!important\"\u003e1 × Myson TRV22830ADAP M28–M30 adaptor. \u003cem\u003eNote: TRV head and valve body are NOT included.\u003c\/em\u003e\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"my-warn-box\"\u003e\n    ⚠️ \u003cstrong\u003eAdaptor Only\u003c\/strong\u003e — This listing is for the adaptor only. A TRV valve body and TRV head are not included. Ensure your existing valve body has an M28 × 1.5mm female thread before ordering. If you are unsure, email a photograph of your existing valve for identification.\n  \u003c\/div\u003e\n\n  \u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n  \u003cp\u003eRemove the existing TRV head by unscrewing anti-clockwise. The adaptor screws clockwise onto the existing M28 valve body and can be tightened with a spanner on the hex flats. No need to drain the heating system — the valve body remains in place. Once the adaptor is fitted, the new M30 TRV head screws directly onto the M30 male thread. Check for leaks after installation and refill as necessary.\u003c\/p\u003e\n  \u003cp\u003eFor systems being upgraded to smart TRVs such as the Drayton Wiser, this adaptor avoids the cost of full valve replacement and system drain-down — saving significant time per radiator on a whole-house smart heating upgrade.\u003c\/p\u003e\n\n  \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n  \u003cdiv class=\"my-faq-item\"\u003e\n\u003cstrong\u003eDo I need to drain the central heating system to fit this adaptor?\u003c\/strong\u003e\u003cp\u003eNo. The adaptor fits directly onto the existing valve body with the valve closed. Simply remove the old TRV head and screw the adaptor on in its place — no drain-down required.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"my-faq-item\"\u003e\n\u003cstrong\u003eWill this fit the Drayton Wiser Smart Radiator Thermostat?\u003c\/strong\u003e\u003cp\u003eYes. The Drayton Wiser Smart Radiator Thermostat (WV704R0A0902) uses a standard M30 × 1.5mm thread and will fit directly onto this adaptor after it is installed on the M28 valve body.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"my-faq-item\"\u003e\n\u003cstrong\u003eWhy does my Myson TRV head not fit my valve body?\u003c\/strong\u003e\u003cp\u003eMyson changed their TRV head thread from M28 to M30 in 1997. If you have a valve body installed before 1997, the newer M30 heads will not fit without this adaptor.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"my-faq-item\"\u003e\n\u003cstrong\u003eWhat is the difference between the hex-top and round-top adaptors?\u003c\/strong\u003e\u003cp\u003eThe hexagonal upper profile on the Myson TRV22830ADAP prevents the adaptor from spinning when the TRV head is tightened or turned. Round-top alternatives (often cheaper) can rotate and make installation and adjustment difficult.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"my-faq-item\"\u003e\n\u003cstrong\u003eDoes this fit Westherm or Comap valves?\u003c\/strong\u003e\u003cp\u003eYes, provided the valve body has an M28 × 1.5mm female thread — the same thread used on Myson pre-1997 bodies. This includes many Westherm and Comap bodies of the same period. If in doubt, check the thread specification on your existing valve body.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"my-faq-item\"\u003e\n\u003cstrong\u003eIs this a genuine Myson part?\u003c\/strong\u003e\u003cp\u003eYes. The TRV22830ADAP (also known as 2TRVADAP) is the genuine Myson OEM adaptor with the correct thread pitch and dimensions for a secure, leak-free fit.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Myson","offers":[{"title":"Default Title","offer_id":63665466540381,"sku":"TRV22830ADAP","price":13.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/myson-radiator-adapter-for-trv-28mm-to-30mm-TRV22830ADAP.webp?v=1772352422"},{"product_id":"worcester-bosch-rt10-rfv-digital-smart-trv-head-wireless-smart-radiator-thermostat-for-easycontrol","title":"Worcester Bosch RT10-RFV Digital Smart TRV Head – Wireless Smart Radiator Thermostat for EasyControl","description":"\u003cdiv style=\"font-family: Arial,sans-serif; color: #1a1a1a; max-width: 900px; line-height: 1.7;\"\u003e\n\u003cp style=\"font-size: 15px;\"\u003eThe \u003cstrong\u003eBosch RT10-RFV (7736701575)\u003c\/strong\u003e is a digital wireless Smart TRV head designed to work with the \u003cstrong\u003eWorcester Bosch EasyControl thermostat\u003c\/strong\u003e. It replaces an existing TRV head on a radiator, pairing wirelessly with the EasyControl to give per-room temperature control, scheduling, and app management. The integrated room temperature sensor allows each TRV to report its room temperature to the app and control the radiator valve independently — turning the radiator off when the room reaches the target temperature regardless of what other rooms are doing.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px;\"\u003eSold individually — for a starter pack with the EasyControl thermostat pre-bundled with three Smart TRVs, see MPN \u003cstrong\u003e7736701555\u003c\/strong\u003e (white) or \u003cstrong\u003e7736701556\u003c\/strong\u003e (black). Up to 19 RT10-RFV heads can be connected to a single EasyControl system. Installs in minutes using the M30×1.5mm standard thread, with adapters supplied for common alternative valve body types.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0;\"\u003e\n\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eEasyControl Required\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eWireless RF\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eM30×1.5mm Standard Thread\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eAdapters Included\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003e2× AA Batteries\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003e~2 Year Battery Life\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eChild Lock\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eRoom Temp Sensor\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eDigital Display\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eUp to 19 Per System\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"color: #fff; background: #008377CF; padding: 10px 16px; border-radius: 4px; font-size: 16px; margin: 28px 0 16px;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px; margin-bottom: 24px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #008377CF; color: #fff;\"\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left; border: 1px solid #006b62;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left; border: 1px solid #006b62;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eMPN \/ Product code\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e7736701575\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eEAN \/ GTIN\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e4057749694508\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eCompatible system\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eWorcester Bosch EasyControl (CT200) — required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eConnection\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eWireless RF — no cable required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eWireless range\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eUp to ~100m open air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003ePrimary thread\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eM30 × 1.5mm (standard European TRV thread)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eAdapters supplied\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eYes — for Danfoss RA, Siemens, and other common valve bodies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003ePower supply\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e2× AA batteries (included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eBattery life\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eApproximately 2 years (typical use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eTemperature range\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e5°C – 30°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eDisplay\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eDigital — shows set temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eOrientation\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eVertical (angled) — RT10-RFV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eChild lock\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eYes — configurable via EasyControl app\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eScheduling\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003ePer-day programmes, set via app\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eGeofencing \/ presence\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eYes — via EasyControl app\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eMax per EasyControl system\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eWorcester Bosch Group (Bosch Thermotechnology)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"color: #fff; background: #008377CF; padding: 10px 16px; border-radius: 4px; font-size: 16px; margin: 28px 0 16px;\"\u003eKey Features\u003c\/h2\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(250px,1fr)); gap: 14px; margin-bottom: 24px;\"\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003ePer-room wireless temperature control\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe RT10-RFV's integrated sensor measures the actual room temperature and reports it to the EasyControl app. Each TRV operates its radiator valve independently based on its own room setpoint — so a bedroom can be kept cool while the living room is warm, without complex zone valve wiring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eM30×1.5mm thread — fits most radiators\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe M30×1.5mm connection is the standard European thread for TRV valve bodies and is used by the vast majority of modern radiator valves. The RT10-RFV fits directly without adapters on these bodies. For older Danfoss RA, Siemens, and other non-standard valve bodies, the \u003cstrong\u003eadapters supplied in the box\u003c\/strong\u003e allow installation without replacing the valve body.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eChild lock — app-controlled\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe child lock prevents the set temperature from being changed manually at the TRV head — the radiator can only be adjusted via the EasyControl app. This is useful in children's bedrooms, rental properties, or any room where accidental or unauthorised temperature changes need to be prevented.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003e2× AA batteries — ~2 year life\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eNo mains wiring is required — the RT10-RFV is entirely battery powered. The two included AA batteries last approximately two years under normal use. Battery status is reported in the EasyControl app so replacement can be planned before the battery runs out.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eGeofencing \u0026amp; schedules via app\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe RT10-RFV participates fully in the EasyControl geofencing and presence detection system — the TRV will reduce temperature when the household has left and restore it on return, in coordination with the main thermostat. Individual room schedules can be set per day of the week via the app.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eStarter packs available\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eFor new installations, the EasyControl + 3 Smart TRV sets (MPN 7736701555 white or 7736701556 black) provide the thermostat and three TRV heads in a single box — saving the cost of purchasing them separately and ensuring everything is paired correctly out of the box.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border-left: 4px solid #008377CF; padding: 12px 16px; margin: 0 0 18px; font-size: 14px; border-radius: 0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color: #008377cf;\"\u003eOrientation note:\u003c\/strong\u003e The RT10-RFV is the \u003cstrong\u003evertical (angled) orientation\u003c\/strong\u003e Smart TRV — designed for radiator valves where the spindle points horizontally, i.e. the valve body projects sideways from the radiator. Check the orientation of your existing TRV valve bodies before ordering to confirm the correct variant.\u003c\/div\u003e\n\u003cdiv style=\"background: #fff8e1; border-left: 4px solid #f59e0b; padding: 12px 16px; margin: 0 0 18px; font-size: 14px; border-radius: 0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color: #b45309;\"\u003eImportant — thermostat room:\u003c\/strong\u003e Do not fit a Smart TRV on a radiator in the \u003cstrong\u003esame room\u003c\/strong\u003e as the EasyControl wall thermostat. If both are in the same room and set to different temperatures, the heating can run continuously. In the thermostat room, leave the radiator uncontrolled (remove the TRV head entirely or use a lockshield valve).\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 16px 20px; border-radius: 4px; margin-top: 32px; font-size: 14px; line-height: 1.9;\"\u003e\n\u003cstrong\u003eRelated Products:\u003c\/strong\u003e\u003cbr\u003eWorcester Bosch EasyControl White + 3× TRV Set (7736701555) | Worcester Bosch EasyControl Black + 3× TRV Set (7736701556) | Worcester Bosch RF Key (wireless boiler connection) | Worcester Bosch Greenstar 4000 \/ 8000+ Boiler\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e--\u0026gt;\u003c\/p\u003e\n\u003cdiv style=\"font-family: Arial,sans-serif; color: #1a1a1a; max-width: 900px; line-height: 1.7;\"\u003e\n\u003cp style=\"font-size: 15px;\"\u003eThe \u003cstrong\u003eBosch RT10-RFV (7736701575)\u003c\/strong\u003e is a digital wireless Smart TRV head designed to work with the \u003cstrong\u003eWorcester Bosch EasyControl thermostat\u003c\/strong\u003e. It replaces an existing TRV head on a radiator, pairing wirelessly with the EasyControl to give per-room temperature control, scheduling, and app management. The integrated room temperature sensor allows each TRV to report its room temperature to the app and control the radiator valve independently — turning the radiator off when the room reaches the target temperature regardless of what other rooms are doing.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px;\"\u003eSold individually — for a starter pack with the EasyControl thermostat pre-bundled with three Smart TRVs, see MPN \u003cstrong\u003e7736701555\u003c\/strong\u003e (white) or \u003cstrong\u003e7736701556\u003c\/strong\u003e (black). Up to 19 RT10-RFV heads can be connected to a single EasyControl system. Installs in minutes using the M30×1.5mm standard thread, with adapters supplied for common alternative valve body types.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0;\"\u003e\n\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eMPN: 7736701575\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eEAN: 4057749694508\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eEasyControl Required\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eWireless RF\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eM30×1.5mm Standard Thread\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eAdapters Included\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003e2× AA Batteries\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003e~2 Year Battery Life\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eChild Lock\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eRoom Temp Sensor\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eDigital Display\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eUp to 19 Per System\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"color: #fff; background: #008377CF; padding: 10px 16px; border-radius: 4px; font-size: 16px; margin: 28px 0 16px;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px; margin-bottom: 24px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #008377CF; color: #fff;\"\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left; border: 1px solid #006b62;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left; border: 1px solid #006b62;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eMPN \/ Product code\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e7736701575\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eEAN \/ GTIN\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e4057749694508\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eCompatible system\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eWorcester Bosch EasyControl (CT200) — required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eConnection\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eWireless RF — no cable required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eWireless range\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eUp to ~100m open air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003ePrimary thread\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eM30 × 1.5mm (standard European TRV thread)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eAdapters supplied\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eYes — for Danfoss RA, Siemens, and other common valve bodies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003ePower supply\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e2× AA batteries (included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eBattery life\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eApproximately 2 years (typical use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eTemperature range\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e5°C – 30°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eDisplay\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eDigital — shows set temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eOrientation\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eVertical (angled) — RT10-RFV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eChild lock\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eYes — configurable via EasyControl app\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eScheduling\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003ePer-day programmes, set via app\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eGeofencing \/ presence\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eYes — via EasyControl app\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eMax per EasyControl system\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eWorcester Bosch Group (Bosch Thermotechnology)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"color: #fff; background: #008377CF; padding: 10px 16px; border-radius: 4px; font-size: 16px; margin: 28px 0 16px;\"\u003eKey Features\u003c\/h2\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(250px,1fr)); gap: 14px; margin-bottom: 24px;\"\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003ePer-room wireless temperature control\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe RT10-RFV's integrated sensor measures the actual room temperature and reports it to the EasyControl app. Each TRV operates its radiator valve independently based on its own room setpoint — so a bedroom can be kept cool while the living room is warm, without complex zone valve wiring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eM30×1.5mm thread — fits most radiators\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe M30×1.5mm connection is the standard European thread for TRV valve bodies and is used by the vast majority of modern radiator valves. The RT10-RFV fits directly without adapters on these bodies. For older Danfoss RA, Siemens, and other non-standard valve bodies, the \u003cstrong\u003eadapters supplied in the box\u003c\/strong\u003e allow installation without replacing the valve body.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eChild lock — app-controlled\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe child lock prevents the set temperature from being changed manually at the TRV head — the radiator can only be adjusted via the EasyControl app. This is useful in children's bedrooms, rental properties, or any room where accidental or unauthorised temperature changes need to be prevented.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003e2× AA batteries — ~2 year life\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eNo mains wiring is required — the RT10-RFV is entirely battery powered. The two included AA batteries last approximately two years under normal use. Battery status is reported in the EasyControl app so replacement can be planned before the battery runs out.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eGeofencing \u0026amp; schedules via app\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe RT10-RFV participates fully in the EasyControl geofencing and presence detection system — the TRV will reduce temperature when the household has left and restore it on return, in coordination with the main thermostat. Individual room schedules can be set per day of the week via the app.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eStarter packs available\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eFor new installations, the EasyControl + 3 Smart TRV sets (MPN 7736701555 white or 7736701556 black) provide the thermostat and three TRV heads in a single box — saving the cost of purchasing them separately and ensuring everything is paired correctly out of the box.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border-left: 4px solid #008377CF; padding: 12px 16px; margin: 0 0 18px; font-size: 14px; border-radius: 0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color: #008377cf;\"\u003eOrientation note:\u003c\/strong\u003e The RT10-RFV is the \u003cstrong\u003evertical (angled) orientation\u003c\/strong\u003e Smart TRV — designed for radiator valves where the spindle points horizontally, i.e. the valve body projects sideways from the radiator. Check the orientation of your existing TRV valve bodies before ordering to confirm the correct variant.\u003c\/div\u003e\n\u003cdiv style=\"background: #fff8e1; border-left: 4px solid #f59e0b; padding: 12px 16px; margin: 0 0 18px; font-size: 14px; border-radius: 0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color: #b45309;\"\u003eImportant — thermostat room:\u003c\/strong\u003e Do not fit a Smart TRV on a radiator in the \u003cstrong\u003esame room\u003c\/strong\u003e as the EasyControl wall thermostat. If both are in the same room and set to different temperatures, the heating can run continuously. In the thermostat room, leave the radiator uncontrolled (remove the TRV head entirely or use a lockshield valve).\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 16px 20px; border-radius: 4px; margin-top: 32px; font-size: 14px; line-height: 1.9;\"\u003e\n\u003cstrong\u003eRelated Products:\u003c\/strong\u003e\u003cbr\u003eWorcester Bosch EasyControl White + 3× TRV Set (7736701555) | Worcester Bosch EasyControl Black + 3× TRV Set (7736701556) | Worcester Bosch RF Key (wireless boiler connection) | Worcester Bosch Greenstar 4000 \/ 8000+ Boiler\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Worcester Bosch","offers":[{"title":"Default Title","offer_id":63900302770525,"sku":"7736701575","price":73.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/WorcesterBoschDigitalSmartTRVHeadRT10-RFV.jpg?v=1773816414"},{"product_id":"worcester-bosch-easycontrol-smart-thermostat-smart-trv-set-black","title":"Worcester Bosch EasyControl Smart Thermostat \u0026 Smart TRV Set Black","description":"\u003cdiv style=\"font-family: Arial,sans-serif; color: #1a1a1a; max-width: 900px; line-height: 1.7;\"\u003e\n\u003cp style=\"font-size: 15px;\"\u003eThe \u003cstrong\u003eWorcester Bosch EasyControl Black Thermostat \u0026amp; Smart TRV Set (7736701556)\u003c\/strong\u003e is a complete starter pack containing one \u003cstrong\u003eEasyControl internet-connected smart thermostat\u003c\/strong\u003e and \u003cstrong\u003ethree Smart TRV heads (RT10-RFV)\u003c\/strong\u003e. Together they give full heating and hot water control from the wall unit or via the \u003cstrong\u003eEasyControl app\u003c\/strong\u003e on any smartphone — including room-by-room temperature management via the Smart TRVs, each of which controls an individual radiator and reports the room temperature back to the app.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px;\"\u003eThe EasyControl thermostat connects to the boiler via a \u003cstrong\u003e2-core cable\u003c\/strong\u003e (wired) or optionally via an \u003cstrong\u003eRF Key\u003c\/strong\u003e (wireless, sold separately). Once connected to the home internet it supports geofencing, home presence detection, programmable schedules, Alexa voice control, and IFTTT automation. The three included Smart TRVs are wireless and pair directly to the EasyControl — no separate hub or bridge required. Available in \u003cstrong\u003eblack\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0;\"\u003e\n\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eMPN: 7736701556\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eEasyControl Thermostat + 3× Smart TRVs\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eApp: EasyControl (iOS \u0026amp; Android)\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eWired (2-core) or RF Key Wireless\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eUp to 19 TRVs — 20 Zones\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eAlexa \/ IFTTT\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eHome Presence Detection\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eBoiler Plus Compliant\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eErP Boost +5%\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eColour: Black\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003e2-Year Warranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"color: #fff; background: #008377CF; padding: 10px 16px; border-radius: 4px; font-size: 16px; margin: 28px 0 16px;\"\u003eWhat's in the Box\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px; margin-bottom: 24px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #008377CF; color: #fff;\"\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left; border: 1px solid #006b62;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left; border: 1px solid #006b62;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eMPN \/ Product code\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e7736701556\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eContents\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e1× EasyControl thermostat (black) + 3× Smart TRV RT10-RFV heads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eBoiler connection\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e2-core cable (wired) — or wireless via RF Key (sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eApp\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eEasyControl — iOS and Android\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eMax Smart TRVs\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eMax heating zones\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e20 (including thermostat zone)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eMax simultaneous app users\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eVoice control\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eAmazon Alexa, IFTTT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003ePresence \/ geofencing\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eYes — home presence detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eColour\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eMounting\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eWall mounted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eBoiler Plus compliant\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eErP rating boost\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e+5% with ≥3 Smart TRVs \/ +4% without Smart TRVs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e2 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eWorcester Bosch Group\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"color: #fff; background: #008377CF; padding: 10px 16px; border-radius: 4px; font-size: 16px; margin: 28px 0 16px;\"\u003eKey Features\u003c\/h2\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(250px,1fr)); gap: 14px; margin-bottom: 24px;\"\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eEasyControl thermostat — internet connected\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe EasyControl wall unit is the system hub. It connects to the boiler via a 2-core cable (or the optional RF Key for wireless) and to the home router via Wi-Fi. The app gives full remote control of heating schedules, temperature, and hot water — including adjusting individual rooms via the Smart TRVs — from any location with mobile data or Wi-Fi.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003e3× Smart TRV heads included — room-by-room control\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe three RT10-RFV Smart TRV heads pair wirelessly to the EasyControl and replace existing TRV heads on radiators. Each TRV monitors its room temperature with an integrated sensor and controls the radiator valve independently. Up to 19 TRVs can be added across the system — each appearing as its own zone in the app.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eHome presence detection \u0026amp; geofencing\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eUsing the smartphones of household members as presence sensors, EasyControl automatically reduces the heating when everyone has left and turns it on again as occupants return home. Up to 10 app users can be tracked simultaneously — the heating stays on until the last person has left.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eAlexa, IFTTT \u0026amp; third-party integration\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003ePair the EasyControl with Amazon Alexa for voice commands, or connect to IFTTT to automate heating alongside other smart home devices. Voice commands allow temperature adjustment and schedule changes hands-free — useful while cooking, sleeping, or arriving home with full hands.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eBoiler Plus \u0026amp; ErP compliant\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eSatisfies the time and temperature control requirements of Boiler Plus regulations. With three or more Smart TRVs connected, the system qualifies for a 5% boost to the ErP energy efficiency rating — improving the property's system energy label and supporting compliance documentation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eSame back plate as Wave — easy upgrade\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe EasyControl uses the same back plate and wiring connections as the Worcester Bosch Wave thermostat. Upgrading from a Wave requires only unclipping the old unit and clipping in the EasyControl — no re-wiring required in most installations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border-left: 4px solid #008377CF; padding: 12px 16px; margin: 0 0 18px; font-size: 14px; border-radius: 0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color: #008377cf;\"\u003eCompatibility:\u003c\/strong\u003e The EasyControl is designed for use with Worcester Bosch boilers. While it can be connected to non-Worcester-Bosch boilers as a standard wired or wireless thermostat, full app functionality and ErP optimisation require a compatible Worcester Bosch appliance. The Smart TRVs work with any M30×1.5mm standard valve body — or other bodies using the supplied adapters.\u003c\/div\u003e\n\u003cdiv style=\"background: #fff8e1; border-left: 4px solid #f59e0b; padding: 12px 16px; margin: 0 0 18px; font-size: 14px; border-radius: 0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color: #b45309;\"\u003eImportant installation note:\u003c\/strong\u003e Do not install a Smart TRV on a radiator in the same room as the EasyControl wall unit — having both a thermostat and a TRV in the same room can cause the heating to run continuously. Fit the TRVs in all other rooms.\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 16px 20px; border-radius: 4px; margin-top: 32px; font-size: 14px; line-height: 1.9;\"\u003e\n\u003cstrong\u003eRelated Products:\u003c\/strong\u003e\u003cbr\u003eWorcester Bosch EasyControl White + 3× TRV Set (7736701555) | Worcester Bosch RT10-RFV Smart TRV Head (7736701575) — individual | Worcester Bosch RF Key (wireless boiler adaptor) | Worcester Bosch Greenstar 4000 Boiler | Worcester Bosch Greenstar 8000+ Boiler\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Worcester Bosch","offers":[{"title":"Default Title","offer_id":63900376269149,"sku":"7736701556","price":375.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/WorcesterBoschBlackEasyControlThermostat_SmartTRVSet.jpg?v=1773817262"},{"product_id":"worcester-bosch-easycontrol-smart-thermostat-smart-trv-set-white","title":"Worcester Bosch EasyControl Smart Thermostat \u0026 Smart TRV Set White","description":"\u003cdiv style=\"font-family: Arial,sans-serif; color: #1a1a1a; max-width: 900px; line-height: 1.7;\"\u003e\n\u003cp style=\"font-size: 15px;\"\u003eThe \u003cstrong\u003eWorcester Bosch EasyControl Black Thermostat \u0026amp; Smart TRV Set (7736701556)\u003c\/strong\u003e is a complete starter pack containing one \u003cstrong\u003eEasyControl internet-connected smart thermostat\u003c\/strong\u003e and \u003cstrong\u003ethree Smart TRV heads (RT10-RFV)\u003c\/strong\u003e. Together they give full heating and hot water control from the wall unit or via the \u003cstrong\u003eEasyControl app\u003c\/strong\u003e on any smartphone — including room-by-room temperature management via the Smart TRVs, each of which controls an individual radiator and reports the room temperature back to the app.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px;\"\u003eThe EasyControl thermostat connects to the boiler via a \u003cstrong\u003e2-core cable\u003c\/strong\u003e (wired) or optionally via an \u003cstrong\u003eRF Key\u003c\/strong\u003e (wireless, sold separately). Once connected to the home internet it supports geofencing, home presence detection, programmable schedules, Alexa voice control, and IFTTT automation. The three included Smart TRVs are wireless and pair directly to the EasyControl — no separate hub or bridge required. Available in \u003cstrong\u003eblack\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0;\"\u003e\n\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eMPN: 7736701556\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eEasyControl Thermostat + 3× Smart TRVs\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eApp: EasyControl (iOS \u0026amp; Android)\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eWired (2-core) or RF Key Wireless\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eUp to 19 TRVs — 20 Zones\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eAlexa \/ IFTTT\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eHome Presence Detection\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eBoiler Plus Compliant\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eErP Boost +5%\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eColour: Black\u003c\/span\u003e\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003e2-Year Warranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"color: #fff; background: #008377CF; padding: 10px 16px; border-radius: 4px; font-size: 16px; margin: 28px 0 16px;\"\u003eWhat's in the Box\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px; margin-bottom: 24px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #008377CF; color: #fff;\"\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left; border: 1px solid #006b62;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left; border: 1px solid #006b62;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eMPN \/ Product code\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e7736701556\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eContents\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e1× EasyControl thermostat (black) + 3× Smart TRV RT10-RFV heads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eBoiler connection\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e2-core cable (wired) — or wireless via RF Key (sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eApp\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eEasyControl — iOS and Android\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eMax Smart TRVs\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eMax heating zones\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e20 (including thermostat zone)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eMax simultaneous app users\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eVoice control\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eAmazon Alexa, IFTTT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003ePresence \/ geofencing\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eYes — home presence detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eColour\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eMounting\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eWall mounted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eBoiler Plus compliant\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eErP rating boost\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e+5% with ≥3 Smart TRVs \/ +4% without Smart TRVs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e2 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eWorcester Bosch Group\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"color: #fff; background: #008377CF; padding: 10px 16px; border-radius: 4px; font-size: 16px; margin: 28px 0 16px;\"\u003eKey Features\u003c\/h2\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(250px,1fr)); gap: 14px; margin-bottom: 24px;\"\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eEasyControl thermostat — internet connected\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe EasyControl wall unit is the system hub. It connects to the boiler via a 2-core cable (or the optional RF Key for wireless) and to the home router via Wi-Fi. The app gives full remote control of heating schedules, temperature, and hot water — including adjusting individual rooms via the Smart TRVs — from any location with mobile data or Wi-Fi.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003e3× Smart TRV heads included — room-by-room control\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe three RT10-RFV Smart TRV heads pair wirelessly to the EasyControl and replace existing TRV heads on radiators. Each TRV monitors its room temperature with an integrated sensor and controls the radiator valve independently. Up to 19 TRVs can be added across the system — each appearing as its own zone in the app.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eHome presence detection \u0026amp; geofencing\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eUsing the smartphones of household members as presence sensors, EasyControl automatically reduces the heating when everyone has left and turns it on again as occupants return home. Up to 10 app users can be tracked simultaneously — the heating stays on until the last person has left.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eAlexa, IFTTT \u0026amp; third-party integration\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003ePair the EasyControl with Amazon Alexa for voice commands, or connect to IFTTT to automate heating alongside other smart home devices. Voice commands allow temperature adjustment and schedule changes hands-free — useful while cooking, sleeping, or arriving home with full hands.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eBoiler Plus \u0026amp; ErP compliant\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eSatisfies the time and temperature control requirements of Boiler Plus regulations. With three or more Smart TRVs connected, the system qualifies for a 5% boost to the ErP energy efficiency rating — improving the property's system energy label and supporting compliance documentation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eSame back plate as Wave — easy upgrade\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe EasyControl uses the same back plate and wiring connections as the Worcester Bosch Wave thermostat. Upgrading from a Wave requires only unclipping the old unit and clipping in the EasyControl — no re-wiring required in most installations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border-left: 4px solid #008377CF; padding: 12px 16px; margin: 0 0 18px; font-size: 14px; border-radius: 0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color: #008377cf;\"\u003eCompatibility:\u003c\/strong\u003e The EasyControl is designed for use with Worcester Bosch boilers. While it can be connected to non-Worcester-Bosch boilers as a standard wired or wireless thermostat, full app functionality and ErP optimisation require a compatible Worcester Bosch appliance. The Smart TRVs work with any M30×1.5mm standard valve body — or other bodies using the supplied adapters.\u003c\/div\u003e\n\u003cdiv style=\"background: #fff8e1; border-left: 4px solid #f59e0b; padding: 12px 16px; margin: 0 0 18px; font-size: 14px; border-radius: 0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color: #b45309;\"\u003eImportant installation note:\u003c\/strong\u003e Do not install a Smart TRV on a radiator in the same room as the EasyControl wall unit — having both a thermostat and a TRV in the same room can cause the heating to run continuously. Fit the TRVs in all other rooms.\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 16px 20px; border-radius: 4px; margin-top: 32px; font-size: 14px; line-height: 1.9;\"\u003e\n\u003cstrong\u003eRelated Products:\u003c\/strong\u003e\u003cbr\u003eWorcester Bosch EasyControl White + 3× TRV Set (7736701555) | Worcester Bosch RT10-RFV Smart TRV Head (7736701575) — individual | Worcester Bosch RF Key (wireless boiler adaptor) | Worcester Bosch Greenstar 4000 Boiler | Worcester Bosch Greenstar 8000+ Boiler\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Worcester Bosch","offers":[{"title":"Default Title","offer_id":63900386722141,"sku":"7736701555","price":375.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/WorcesterBoschWhiteEasyControlThermostat_SmartTRVSet.jpg?v=1773817486"},{"product_id":"heatmiser-neoflo-smart-thermostatic-radiator-valve-head-wireless-smart-trv-for-neo-system","title":"Heatmiser neoFlo Smart Thermostatic Radiator Valve Head – Wireless Smart TRV for neo System","description":"\u003cdiv style=\"font-family: Arial, sans-serif; color: #1a1a1a; max-width: 900px; line-height: 1.7;\"\u003e\n\u003c!-- Intro --\u003e\n\u003cp style=\"font-size: 15px;\"\u003eThe \u003cstrong\u003eIMI Heatmiser neoFlo\u003c\/strong\u003e is a smart wireless thermostatic radiator valve head that brings per-room temperature control and app management to individual radiators — using a unique \u003cstrong\u003ehybrid motor\/TRV approach\u003c\/strong\u003e that delivers both digital precision and whisper-quiet operation. A brief electric motor adjustment sets the valve position; a traditional TRV mechanism then holds it steady, eliminating the continuous clicking and buzzing that plagues many all-electric smart TRVs. The result is comfortable, stable room temperatures with significantly less noise and \u003cstrong\u003eup to 6 years of battery life\u003c\/strong\u003e from just four AA batteries.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px;\"\u003eThe neoFlo works \u003cstrong\u003estandalone without a hub\u003c\/strong\u003e from first installation — providing manual control, basic scheduling, boost, frost protection, and open window detection without any network connection. Pairing it with the \u003cstrong\u003eneoHub 3rd Generation\u003c\/strong\u003e unlocks the full neoApp ecosystem: remote control, advanced scheduling, auto-balancing, pre-heat, temperature offset, holiday mode, and OTA firmware updates. It also enables integration with \u003cstrong\u003eAmazon Alexa, Google Assistant, and Apple HomeKit\u003c\/strong\u003e. For radiator-only or hybrid underfloor\/radiator systems, the \u003cstrong\u003eIMI Heatmiser RF Switch\u003c\/strong\u003e allows the neoFlo to call for heat from the boiler room by room.\u003c\/p\u003e\n\u003c!-- Badge strip --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0;\"\u003e\n\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eMPN: neoFlo\u003c\/span\u003e \u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eHybrid Motor + TRV\u003c\/span\u003e \u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eUp to 6-Year Battery\u003c\/span\u003e \u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003e4× AA Batteries\u003c\/span\u003e \u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eStandalone or neoHub G3\u003c\/span\u003e \u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eneoApp\u003c\/span\u003e \u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eAlexa · Google · HomeKit\u003c\/span\u003e \u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eUFH + Radiator Hybrid\u003c\/span\u003e \u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eOpen Window Detection\u003c\/span\u003e \u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eAuto Thermal Balancing\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c!-- Coming soon callout --\u003e\n\u003cdiv style=\"background: #f0faf9; border-left: 4px solid #008377CF; padding: 12px 16px; margin: 0 0 24px; font-size: 14px; border-radius: 0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color: #008377cf;\"\u003eProduct status:\u003c\/strong\u003e The neoFlo is a newly launched product from IMI Heatmiser. It is sold individually.\u003c\/div\u003e\n\u003c!-- Technical specifications --\u003e\n\u003ch2 style=\"color: #fff; background: #008377CF; padding: 10px 16px; border-radius: 4px; font-size: 16px; margin: 28px 0 16px;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px; margin-bottom: 24px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #008377CF; color: #fff;\"\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left; border: 1px solid #006b62;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left; border: 1px solid #006b62;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eMPN\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eneoFlo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eValve control technology\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eHybrid — electronic motor positioning + passive TRV hold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eTemperature range\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e5°C – 30°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eTemperature resolution\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e0.5°C increments\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003ePower supply\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e4× AA batteries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eBattery life\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eUp to 5–6 years (hybrid technology)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eCommunication\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eWireless RF — IMI Heatmiser neo mesh network\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eHub required for app control\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eneoHub 3rd Generation (sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eStandalone operation\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eYes — manual, basic schedule, boost, frost protection (no hub required)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eApp\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eIMI Heatmiser neoApp — iOS and Android\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eVoice assistants (with neoHub G3)\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eAmazon Alexa, Google Assistant, Apple HomeKit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eBoiler control\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eYes — via neoHub G3 + IMI Heatmiser RF Switch (sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eUFH + radiator hybrid support\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eYes — via neoHub G3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eValve exercise cycle\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eAutomatic monthly — prevents limescale seizure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eOpen window detection\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eYes — \u0026gt;2°C drop in 2 minutes triggers 30-minute valve closure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eFrost protection\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eYes — auto opens valve below 5°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eTemperature offset\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e±5K adjustable via neoApp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eOTA firmware updates\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eYes — automatic when paired with neoHub G3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eRecommended valve body\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eIMI Heimeier Eclipse (for optimised balancing) — also fits standard M30×1.5mm valve bodies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eIMI Heatmiser, Shadsworth Business Park, Blackburn BB1 2QU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- Key features grid --\u003e\n\u003ch2 style=\"color: #fff; background: #008377CF; padding: 10px 16px; border-radius: 4px; font-size: 16px; margin: 28px 0 16px;\"\u003eKey Features\u003c\/h2\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 14px; margin-bottom: 24px;\"\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eHybrid technology — quiet, precise, long-lasting\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eMost smart TRVs use a continuously running electric motor to hold the valve position — which creates noise and drains batteries quickly. The neoFlo's hybrid approach uses the motor only to \u003cstrong\u003ereposition the valve\u003c\/strong\u003e, then hands over to the TRV's passive wax mechanism to \u003cstrong\u003ehold it steady\u003c\/strong\u003e. This dramatically reduces motor run time, cutting noise to occasional brief adjustments and extending battery life to 5–6 years from 4× AA cells.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eWorks standalone from day one\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe neoFlo doesn't require a hub to be useful. After fitting and calibrating the valve, it immediately provides manual temperature control, up to four daily heating periods, boost mode, open window detection, and frost protection — all operated via the physical button and wheel on the unit. A hub is needed only for app control and advanced features.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eFull neoApp ecosystem when paired with neoHub G3\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eAdding the neoHub 3rd Generation unlocks the complete feature set: remote access via the neoApp, advanced schedules (5\/2 and custom), pre-heat, holiday mode, temperature hold, open window sensitivity settings, temperature offset correction, and automatic OTA firmware updates. All neoFlo settings sync instantly between the device and the app.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eRoom-by-room boiler control via RF Switch\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eWhen combined with the neoHub G3 and the \u003cstrong\u003eIMI Heatmiser RF Switch\u003c\/strong\u003e, the neoFlo can call for heat from the boiler independently for each radiator zone — rather than relying on a central thermostat to run the boiler. This means the boiler only fires when a room actually needs heat, eliminating the wasted energy of heating rooms that are already at temperature.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eUFH + radiator hybrid in one app\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eFor homes with both underfloor heating and radiators, the neoHub G3 allows both systems to be managed from a single neoApp interface. neoFlo radiator heads integrate directly into an existing neo UFH control setup — the same schedules, zones, and app screens, across every type of emitter in the home.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eAdaptive thermal balancing + Heimeier Eclipse\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe neoFlo includes an automatic thermal balancing function — it monitors flow and adjusts valve position to distribute heat evenly across all radiators without manual lockshield adjustment. For professionally balanced larger systems, it is designed to work alongside the \u003cstrong\u003eIMI Heimeier Eclipse\u003c\/strong\u003e dynamic balancing radiator valve bodies, which provide static (V-exact II) and dynamic (Eclipse TRV) balancing solutions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Mode table — standalone --\u003e\n\u003ch2 style=\"color: #fff; background: #008377CF; padding: 10px 16px; border-radius: 4px; font-size: 16px; margin: 28px 0 16px;\"\u003eStandalone Modes (No Hub Required)\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px; margin-bottom: 24px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #008377CF; color: #fff;\"\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left; border: 1px solid #006b62;\"\u003eMode\u003c\/th\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left; border: 1px solid #006b62;\"\u003eHow it works\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eManual mode\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003ePress button to activate display, turn wheel to set temperature. Holds until changed or overridden.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eSimple scheduling\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eUp to 4 daily heating periods with different setpoints, set directly on the unit.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eBoost mode\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eFully opens the valve for 30 minutes for rapid room warm-up. Countdown shown on display. Cancellable.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eOpen window detection\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eIf temperature drops \u0026gt;2°C in 2 minutes, valve closes for 30 minutes to prevent heating a ventilated room.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eFrost protection\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eAutomatically opens valve if room temperature drops below 5°C. Frost protection icon shown on display.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eValve protection\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eAutomatic monthly valve exercise cycle prevents limescale seizure during inactive periods.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eLow battery indicator\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eIcon appears on display when battery replacement is needed.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- Mode table — neoHub enhanced --\u003e\n\u003ch2 style=\"color: #fff; background: #008377CF; padding: 10px 16px; border-radius: 4px; font-size: 16px; margin: 28px 0 16px;\"\u003eEnhanced Modes (neoHub G3 + neoApp Required)\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px; margin-bottom: 24px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #008377CF; color: #fff;\"\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left; border: 1px solid #006b62;\"\u003eMode \/ Feature\u003c\/th\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left; border: 1px solid #006b62;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eAuto \/ smart scheduling\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e5\/2 mode (weekday\/weekend) or fully custom per-day programme via neoApp. Default: Mon–Fri 7:00\/9:00\/16:00\/22:00 with 21°C\/16°C profiles.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eHoliday mode\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eSet return date via app — all devices switch to frost protection until specified date. 1-hour temporary heating override available on device.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003ePre-heat\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eStarts heating before scheduled time to ensure room reaches target temperature exactly on schedule.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eTemperature hold\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eHold a specific temperature for a chosen duration outside the normal schedule. Reverts automatically.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eTemperature offset\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e±5K offset to correct for difference between valve sensor and actual room temperature. Default 0°C.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eOpen window sensitivity\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eAdjustable sensitivity (Low \/ Medium \/ High) and closure duration via neoApp.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eAdaptive thermal balancing\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eAutomatically adjusts valve flow to achieve even heat distribution across all radiators.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eOTA firmware updates\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eAutomatic background updates when connected to neoHub G3. No user action needed.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- System architecture callout --\u003e\n\u003ch2 style=\"color: #fff; background: #008377CF; padding: 10px 16px; border-radius: 4px; font-size: 16px; margin: 28px 0 16px;\"\u003eSystem Architecture — What Do You Need?\u003c\/h2\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 14px; margin-bottom: 24px;\"\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eStandalone only — no extras needed\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eneoFlo head only. Provides manual control, basic scheduling, boost, frost protection, and open window detection without any hub or network. Suitable for immediate upgrade of existing dumb TRV heads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eApp-connected — neoFlo + neoHub G3\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eAdds the neoHub 3rd Generation. Unlocks full remote control via neoApp, advanced schedules, pre-heat, holiday mode, temperature offset, Alexa\/Google\/HomeKit integration, and OTA updates. No boiler control from the TRVs — existing room thermostat still controls the boiler.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eFull smart system — neoFlo + neoHub G3 + RF Switch\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eAdds the IMI Heatmiser RF Switch to the neoHub setup. Each neoFlo can now call for heat from the boiler independently — creating true room-by-room zoning without zone valves. Ideal for UFH\/radiator hybrid homes or where a central thermostat is no longer desired. Installer setup required for RF Switch.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Warning box --\u003e\n\u003cdiv style=\"background: #fff8e1; border-left: 4px solid #f59e0b; padding: 12px 16px; margin: 0 0 24px; font-size: 14px; border-radius: 0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color: #b45309;\"\u003eValve body compatibility:\u003c\/strong\u003e The neoFlo is designed for use with standard \u003cstrong\u003eM30×1.5mm\u003c\/strong\u003e threaded TRV valve bodies — the European standard used by the vast majority of modern UK radiator valves. For optimised hydronic balancing on larger or more complex systems, Heatmiser recommend pairing with the \u003cstrong\u003eIMI Heimeier Eclipse dynamic TRV valve body\u003c\/strong\u003e or Heimeier V-exact II static preset valves (sold separately). Confirm your existing valve body thread before ordering — if you have Danfoss RA-type valve bodies (clip-fit, not threaded), an adapter may be required.\u003c\/div\u003e\n\u003c!-- Related products footer --\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 16px 20px; border-radius: 4px; margin-top: 32px; font-size: 14px; line-height: 1.9;\"\u003e\n\u003cstrong\u003eRelated Products:\u003c\/strong\u003e\u003cbr\u003eIMI Heatmiser neoHub 3rd Generation | IMI Heatmiser RF Switch | IMI Heimeier Eclipse Dynamic TRV Valve Body | IMI Heimeier V-exact II Preset Valve | 3× neoFlo + neoHub G3 Starter Pack | 4× neoFlo + neoHub G3 Smart Pack | Heatmiser neoStat Pro Smart Thermostat\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Heatmiser","offers":[{"title":"Default Title","offer_id":63902311481693,"sku":"neoFlo","price":97.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/HeatmiserneoFloSmartThermostaticRadiatorValveHead_WirelessSmartTRVforneoSystem.webp?v=1773826519"},{"product_id":"drayton-trv4-classic-15mm-white-chrome-angled-trv-lockshield-valve-pack","title":"Drayton TRV4 Classic 15mm White \/ Chrome Angled TRV \u0026 Lockshield Valve Pack","description":"\u003cp\u003eUpgrade comfort and efficiency with the Drayton TRV4 Classic 15mm White \/ Chrome Angled TRV \u0026amp; Lockshield Valve Pack. This twin valve kit includes a thermostatic radiator valve (TRV) and coordinated lockshield, giving you precise room temperature control and easy system balancing for a single radiator.\u003c\/p\u003e\n\u003cp\u003eDesigned for use with standard 15mm compression pipework, the angled bodies and classic white\/chrome finish blend seamlessly with most white or chrome radiator valves and pipework. The TRV4 Classic head uses a liquid filled sensor for fast, accurate response, while the integrated frost protection and energy saving features help keep heating bills under control.\u003c\/p\u003e\n\u003ch3\u003eWhy buy\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eComplete valve pack for one radiator, including 15mm angled TRV and matching lockshield.\u003c\/li\u003e\n\u003cli\u003eLiquid filled sensor for fast, stable room temperature control and reduced overheating.\u003c\/li\u003e\n\u003cli\u003eClass 1 rated energy efficiency under relevant European standards for reduced running costs.\u003c\/li\u003e\n\u003cli\u003eIntegrated frost protection setting to help prevent pipes from freezing when the system is off.\u003c\/li\u003e\n\u003cli\u003eRange limiting feature lets you set a maximum comfortable temperature, improving comfort and energy use.\u003c\/li\u003e\n\u003cli\u003e15mm angled compression connections that fit standard 15mm copper or push fit pipework.\u003c\/li\u003e\n\u003cli\u003eClassic white\/chrome finish that coordinates with modern white radiators and chrome fittings.\u003c\/li\u003e\n\u003cli\u003e1‑year manufacturer’s warranty providing peace of mind on a trusted, long established UK brand.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSuitable For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDomestic central heating systems using standard 15mm pipework.\u003c\/li\u003e\n\u003cli\u003eLiving rooms, bedrooms, hallways and bathrooms where individual room temperature control is wanted.\u003c\/li\u003e\n\u003cli\u003eReplacement of older or worn out radiator valves on white or chrome finished radiators.\u003c\/li\u003e\n\u003cli\u003eInstallations by homeowners upgrading their heating and trade professionals commissioning new systems.\u003c\/li\u003e\n\u003cli\u003eProjects where energy efficient, balanced heating is specified (e.g. new builds and refurbishments).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e15mm angled thermostatic radiator valve (TRV) with integral liquid filled sensing head.\u003c\/li\u003e\n\u003cli\u003e15mm angled lockshield valve for flow control and system balancing.\u003c\/li\u003e\n\u003cli\u003eWhite\/chrome finish for a clean, modern look that matches white radiators and chrome pipework.\u003c\/li\u003e\n\u003cli\u003eCompression 15mm inlets suitable for standard radiator connections.\u003c\/li\u003e\n\u003cli\u003eFrost protection setting (typically around 8°C) to prevent freezing when the thermostat is turned down.\u003c\/li\u003e\n\u003cli\u003eRange limiting function to cap the maximum temperature, improving comfort and efficiency.\u003c\/li\u003e\n\u003cli\u003eBi-directional valve body and preset internals for easier balancing from the TRV.\u003c\/li\u003e\n\u003cli\u003eNon positive shut off and easy to use click stop settings for precise adjustment.\u003c\/li\u003e\n\u003cli\u003eDouble gland seal design to help prevent water leakage around the valve.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eProduct name\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eDrayton TRV4 Classic 15mm White \/ Chrome Angled TRV \u0026amp; Lockshield Valve Pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eValve type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eAngled thermostatic radiator valve (TRV) with lockshield\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eConnection size\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e15mm compression (15mm x 1\/2\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eOrientation\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eAngled (15mm in, 15mm out)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eFinish\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eWhite \/ chrome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eTemperature settings\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eTypically 1-5 plus MAX, with range limiting and 8°C frost protection setting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eEfficiency rating\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eClass 1 (highest rating under relevant European testing scheme)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eSensor type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eLiquid filled integral sensor for fast response\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eCompatibility\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eStandard domestic 15mm central heating systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eStandards\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eTested and approved to EN215 (European standard for thermostatic radiator valves)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e1 year (subject to manufacturer’s terms and conditions)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eMPN\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e\u003cspan\u003e07 05 180\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eEAN \/ GTIN\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e5016254100590\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eProduct description\u003c\/h3\u003e\n\u003cp\u003eThe Drayton TRV4 Classic 15mm White \/ Chrome Angled TRV \u0026amp; Lockshield Valve Pack is a high performance, energy efficient solution for controlling individual radiators in domestic central heating systems. The famous TRV4 sensing head reacts quickly to room temperature changes, automatically adjusting water flow to maintain a stable, comfortable setting and prevent overheating.\u003c\/p\u003e\n\u003cp\u003eWith the included lockshield valve, plumbers can easily balance the system, ensuring each radiator receives the right amount of flow for consistent performance and reduced fuel consumption. The classic white\/chrome finish, 15mm angled compression connections and EN215 compliant design make this pack a popular choice for both homeowners upgrading their heating and trade professionals seeking a reliable, trusted radiator valve set.\u003c\/p\u003e\n\u003ch3\u003eInstallation notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFit the TRV on the flow side of the radiator and the lockshield on the return to allow for easy balancing.\u003c\/li\u003e\n\u003cli\u003eEnsure the TRV head has free air around it to sense room temperature accurately, avoid covering or blocking it.\u003c\/li\u003e\n\u003cli\u003eUse the frost protection setting when the property is unoccupied or overnight in very cold weather.\u003c\/li\u003e\n\u003cli\u003eFollow the manufacturer’s instructions for temperature range‑limiting and system balancing for best results.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Drayton Controls","offers":[{"title":"Default Title","offer_id":64121900433757,"sku":"TRV4-0705180","price":29.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/d3f8f2af-aa23-4eee-869c-14684ca62f4f.jpg?v=1775648027"},{"product_id":"automatic-bypass-valve-22mm-angled-and-straight-central-heating-bypass-for-trv-systems","title":"Automatic Bypass Valve 22mm Angled and Straight — Central Heating Bypass for TRV Systems","description":"\u003c!-- SEO Product Name: Automatic Bypass Valve 22mm BPV100 Angled BPV100S Straight — Central Heating Bypass for TRV Systems --\u003e\n\u003cdiv style=\"font-size:16px;font-family:Arial,Helvetica,sans-serif;color:#1a1a1a;max-width:900px;margin:0 auto;line-height:1.6;\"\u003e\n  \u003cp style=\"margin:0 0 18px;\"\u003e\n    The \u003cstrong\u003eBPV100 \/ BPV100S Automatic Bypass Valve\u003c\/strong\u003e is a \u003cstrong\u003epressure-operated bypass valve for 22mm central heating pipework\u003c\/strong\u003e, designed to maintain a minimum flow rate through the boiler when thermostatic radiator valves (TRVs) close down. Available in two configurations: \u003cstrong\u003eBPV100 (angled)\u003c\/strong\u003e — for fitting between parallel flow and return connections at a corner — and \u003cstrong\u003eBPV100S (straight)\u003c\/strong\u003e — for in-line fitting on a straight pipework run. The valve \u003cstrong\u003eopens automatically when system differential pressure rises\u003c\/strong\u003e beyond the set point, routing water through the bypass to prevent the boiler from firing against a closed or near-closed circuit. This eliminates pump noise, reduces system pressure spikes, and protects the boiler heat exchanger — all without any electrical connection or programmer input.\n  \u003c\/p\u003e\n  \u003cdiv style=\"border-left:4px solid #f59e0b;background:#fff8e1;padding:10px 16px;margin-bottom:22px;border-radius:0 6px 6px 0;\"\u003e\n    \u003cstrong style=\"color:#b45309;\"\u003e⚡ BPV100 vs BPV100S — Which to choose?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eBPV100 (angled):\u003c\/strong\u003e The inlet and outlet ports are at 90° to each other — ideal for fitting between the flow and return where the pipes run along parallel walls, or in a tight corner adjacent to the boiler. This is the most commonly used configuration.\u003cbr\u003e\n    \u003cstrong\u003eBPV100S (straight):\u003c\/strong\u003e The inlet and outlet are in-line — for fitting on a dedicated bypass spur connected in parallel between a straight section of the flow and return pipework. Used where the flow and return run alongside each other and a short cross-connection bridge is required.\n  \u003c\/div\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;font-weight:600;font-size:15px;padding:10px 16px;border-radius:6px 6px 0 0;\"\u003eFeatures \u0026amp; Benefits\u003c\/div\u003e\n  \u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:12px;background:#e6f4f3;padding:14px;border-radius:0 0 6px 6px;margin-bottom:22px;\"\u003e\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Pressure-Operated — No Electrical Connection\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eThe BPV100 is \u003cstrong\u003eentirely mechanical\u003c\/strong\u003e — it responds to the actual differential pressure in the system and opens or closes accordingly. There is no wiring, no controls interface, no programmer setting required. It operates correctly regardless of boiler type, control strategy, or zone configuration, making it straightforward to specify and install in any domestic or light commercial CH system.\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Protects Boiler Heat Exchanger\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eMany boiler manufacturers specify a \u003cstrong\u003eminimum flow rate through the heat exchanger\u003c\/strong\u003e regardless of system load — if all TRVs close simultaneously, the pump circulates water around a closed circuit, pressure rises sharply, flow drops to near zero, and the heat exchanger overheats. The BPV100 prevents this by providing a bypass path that maintains flow. This is a warranty-critical requirement for many modern condensing boilers, particularly those with small-volume primary heat exchangers.\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Eliminates System Noise from TRVs\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eAs TRVs close down, the increased flow resistance can cause \u003cstrong\u003epipe noise, kettling, and pump whine\u003c\/strong\u003e. The BPV100 opens progressively as pressure rises, maintaining a stable system pressure and preventing the pressure surges that cause noise in pipework and boiler components. For end-users, this is often the most immediately noticeable benefit of installation.\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Compact — Easy to Retrofit\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eAt \u003cstrong\u003e105 × 50 × 20mm\u003c\/strong\u003e, the BPV100 is slim enough to fit in tight spaces adjacent to the boiler, in airing cupboards, or on manifold pipework. Standard 22mm compression fittings mean no specialist tools or pipe preparation beyond a standard compression fitting — suitable for retrofit on existing systems without draining down provided isolation valves are present.\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;font-weight:600;font-size:15px;padding:10px 16px;border-radius:6px 6px 0 0;\"\u003eTechnical Specifications\u003c\/div\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;margin-bottom:8px;font-size:14px;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;width:44%;border-bottom:1px solid #c8e6e3;\"\u003ePart Numbers\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e\n\u003cstrong\u003eBPV100\u003c\/strong\u003e (angled) \/ \u003cstrong\u003eBPV100S\u003c\/strong\u003e (straight)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eConnection Size\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e22mm compression\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eOperation Type\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003ePressure-operated (no electrical connection)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eConfiguration\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eBPV100: angled (90° inlet\/outlet) · BPV100S: straight (in-line)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eApplication\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eCH systems with TRVs; boiler bypass; zone valve systems\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eDimensions (W × H × D)\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e105 × 50 × 20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e","brand":"ProXHeat","offers":[{"title":"Angled","offer_id":64133359436125,"sku":"BPV100","price":13.0,"currency_code":"GBP","in_stock":true},{"title":"Straight","offer_id":64133359468893,"sku":"BPV100S","price":13.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/AutomaticBypassValve22mmAngledbpv100s.jpg?v=1775738996"},{"product_id":"22mm-automatic-bypass-valve-adjustable-differential-pressure-boiler-bypass-trv-heating-systems","title":"22mm Automatic Bypass Valve — Adjustable Differential Pressure Boiler Bypass TRV Heating Systems","description":"\u003cdiv style=\"font-size:16px;font-family:Arial,Helvetica,sans-serif;color:#1a1a1a;max-width:900px;margin:0 auto;line-height:1.6;\"\u003e\n\n  \u003c!-- ── INTRO ─────────────────────────────────────────────────────── --\u003e\n  \u003cp style=\"margin:0 0 18px;\"\u003e\n    The \u003cstrong\u003eTower ABBV1\u003c\/strong\u003e is a \u003cstrong\u003e22mm angled automatic differential bypass valve\u003c\/strong\u003e for sealed central heating systems, designed to maintain a minimum flow rate through the boiler whenever thermostatic radiator valves (TRVs) or zone valves close down. Installed in a loop between the heating flow and return, the ABBV1 opens automatically when system differential pressure rises to the set point — routing water through the bypass and preventing the pump from circulating against a closed or near-closed circuit. The \u003cstrong\u003eadjustment dial sets the opening pressure from 0.1 to 0.6 bar\u003c\/strong\u003e and locks in place with a screw, giving the installer precise control matched to the system's pump curve. Maximum flow capacity is \u003cstrong\u003e50 litres per minute\u003c\/strong\u003e, suitable for the full range of domestic sealed heating systems.\n  \u003c\/p\u003e\n\n  \u003c!-- ── STAT STRIP ─────────────────────────────────────────────────── --\u003e\n  \u003cdiv style=\"display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;\"\u003e\n    \u003cdiv style=\"flex:1;min-width:100px;background:#008377CF;color:#fff;border-radius:6px;padding:12px 10px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:20px;font-weight:700;\"\u003e22mm\u003c\/div\u003e\n      \u003cdiv style=\"font-size:12px;margin-top:3px;\"\u003eCompression — angled\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:100px;background:#008377CF;color:#fff;border-radius:6px;padding:12px 10px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:20px;font-weight:700;\"\u003e0.1–0.6 bar\u003c\/div\u003e\n      \u003cdiv style=\"font-size:12px;margin-top:3px;\"\u003eAdjustable \u0026amp; lockable\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:100px;background:#008377CF;color:#fff;border-radius:6px;padding:12px 10px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:20px;font-weight:700;\"\u003e50 L\/min\u003c\/div\u003e\n      \u003cdiv style=\"font-size:12px;margin-top:3px;\"\u003eMax flow capacity\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:100px;background:#008377CF;color:#fff;border-radius:6px;padding:12px 10px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:20px;font-weight:700;\"\u003eAutomatic\u003c\/div\u003e\n      \u003cdiv style=\"font-size:12px;margin-top:3px;\"\u003eNo electrical connection\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── TEAL INSTALL CALLOUT ───────────────────────────────────────── --\u003e\n  \u003cdiv style=\"border-left:4px solid #008377CF;background:#e6f4f3;padding:10px 16px;margin-bottom:22px;border-radius:0 6px 6px 0;\"\u003e\n    \u003cstrong style=\"color:#005c54;\"\u003eℹ Installation Position\u003c\/strong\u003e\u003cbr\u003e\n    Fit the ABBV1 in a \u003cstrong\u003eloop between the flow and return pipework, after the pump\u003c\/strong\u003e. Flow must enter in the direction of the arrow marked on the valve body. For most domestic installations the valve is sited adjacent to the boiler or in the airing cupboard, bridging between two parallel 22mm pipework runs. The angled configuration (90° ports) means no additional bends are needed where the flow and return run parallel and close together.\n  \u003c\/div\u003e\n\n  \u003c!-- ── FEATURES GRID ──────────────────────────────────────────────── --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;font-weight:600;font-size:15px;padding:10px 16px;border-radius:6px 6px 0 0;\"\u003e\n    Features \u0026amp; Benefits\n  \u003c\/div\u003e\n  \u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:12px;background:#e6f4f3;padding:14px;border-radius:0 0 6px 6px;margin-bottom:22px;\"\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Adjustable 0.1–0.6 Bar — Lockable Dial\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eA visual numbered dial adjusts the bypass opening differential pressure from \u003cstrong\u003e0.1 to 0.6 bar\u003c\/strong\u003e. Once set, a screw on top of the adjuster locks the position — preventing accidental drift after commissioning. A setting of 0.2–0.3 bar suits most domestic systems; the correct value should match the boiler manufacturer's minimum flow requirement and the system's pump curve. The wider 0.6 bar upper range makes the ABBV1 suitable for higher-head pump systems where a standard bypass valve would open prematurely.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Protects the Boiler Heat Exchanger\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eModern condensing boilers — especially those with compact plate heat exchangers — require a \u003cstrong\u003eminimum flow rate at all times\u003c\/strong\u003e, regardless of how many radiators are calling. When TRVs close down as rooms reach temperature, flow restriction rises sharply. The ABBV1 opens to divert enough flow to satisfy this minimum requirement, preventing localised overheating, kettling, and the premature PRV trips that result from high static pressure in a closed circuit.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Protects the Pump — Eliminates Noise\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eA pump running against a closed head creates high differential pressure, causes impeller wear, and generates pipe noise — the familiar banging or high-pitched hum when TRVs close. The ABBV1 opens \u003cstrong\u003eprogressively as pressure builds\u003c\/strong\u003e, maintaining a stable system pressure and eliminating the pressure spikes that propagate as noise through pipework. Pump life is extended by avoiding the closed-head condition entirely.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ 50 L\/min — High Capacity for Any Domestic System\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eWith a \u003cstrong\u003emaximum flow capacity of 50 litres per minute\u003c\/strong\u003e, the ABBV1 handles the bypass demand of any standard domestic sealed heating system, including those with high-output boilers or multiple zone valves. This capacity significantly exceeds simpler spring-loaded bypass valves, ensuring the bypass can carry adequate flow even when several zones close simultaneously.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ 22mm Compression — No Soldering\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eStandard \u003cstrong\u003e22mm compression fittings\u003c\/strong\u003e allow installation on existing copper pipework without a blowtorch — suitable for retrofit on occupied premises, gas-purged areas, or anywhere open flame is not permitted. The compression joints can be remade without cutting the pipework, simplifying future access or replacement.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Pump Overrun Support\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eMany boiler controllers run the pump for a short overrun period after the burner shuts off — to extract residual heat from the heat exchanger. During this overrun, if zone valves have already closed, the pump has no circuit to circulate through. The ABBV1 provides the bypass path needed for \u003cstrong\u003epump overrun to complete correctly\u003c\/strong\u003e, preventing the pressure lockouts that can occur when a pump overruns into a sealed-off system.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n  \u003c!-- ── SPEC TABLE ─────────────────────────────────────────────────── --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;font-weight:600;font-size:15px;padding:10px 16px;border-radius:6px 6px 0 0;\"\u003e\n    Technical Specifications\n  \u003c\/div\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;margin-bottom:8px;font-size:14px;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;width:44%;border-bottom:1px solid #c8e6e3;\"\u003eManufacturer \/ Part No.\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eTower (TFC Group) — \u003cstrong\u003eABBV1\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eConfiguration\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eAngled (90° inlet\/outlet)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eConnection Size\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e22mm compression\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eDifferential Pressure Range\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e\n\u003cstrong\u003e0.1 – 0.6 bar\u003c\/strong\u003e (adjustable and lockable)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eMax Flow Capacity\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e\u003cstrong\u003e50 litres\/minute\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eOperation\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eAutomatic differential pressure — no electrical connection required\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eSetting\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eVisual numbered dial — lockable via screw on adjuster\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eApplications\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eSealed CH systems with TRVs; boiler bypass; zone valve systems; pump overrun protection\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e","brand":"Tower TFC Group","offers":[{"title":"Default Title","offer_id":64134446776669,"sku":"ABBV1","price":22.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/AutomaticByPassValve22mmabbv1.jpg?v=1775745847"},{"product_id":"hive-smart-trv-15mm-angled-thermostatic-radiator-valve-head-and-body-uk7004561","title":"Hive Smart TRV 15mm Angled Thermostatic Radiator Valve Head and Body UK7004561","description":"\u003cdiv style=\"font-size:16px;font-family:Arial,Helvetica,sans-serif;color:#1a1a1a;max-width:900px;margin:0 auto;line-height:1.6;\"\u003e\n\n  \u003c!-- ── INTRO ─────────────────────────────────────────────────────── --\u003e\n  \u003cp style=\"margin:0 0 18px;\"\u003e\n    The \u003cstrong\u003eHive Smart Thermostatic Radiator Valve (UK7004561)\u003c\/strong\u003e gives you \u003cstrong\u003eroom-by-room heating control\u003c\/strong\u003e directly from the Hive app on your smartphone or tablet — set individual temperatures and schedules for every radiator in the house, stop heating rooms you are not using, and cut energy bills without sacrificing comfort. Supplied as a complete \u003cstrong\u003ehead and body set\u003c\/strong\u003e: the \u003cstrong\u003esmart TRV head with digital display\u003c\/strong\u003e, a \u003cstrong\u003e15mm angled brass valve body\u003c\/strong\u003e, M30 and Danfoss RA adaptors, and 2× AA batteries. Connects to the Hive ecosystem via \u003cstrong\u003eZigbee (2.4GHz)\u003c\/strong\u003e — requires a \u003cstrong\u003eHive Hub or Hub 360\u003c\/strong\u003e (Hub 1 is not supported). Works with or without Hive Active Heating, and is compatible with \u003cstrong\u003eAmazon Alexa, Google Home, iOS and Android\u003c\/strong\u003e. Features \u003cstrong\u003eopen window detection, frost protection, holiday mode, programmable per-room schedules, and manual override\u003c\/strong\u003e. Maximum working pressure \u003cstrong\u003e10 bar\u003c\/strong\u003e; temperature range \u003cstrong\u003e0–40°C\u003c\/strong\u003e. \u003cstrong\u003e1-year manufacturer's guarantee\u003c\/strong\u003e.\n  \u003c\/p\u003e\n\n  \u003c!-- ── AMBER COMPATIBILITY CALLOUT ──────────────────────────────── --\u003e\n  \u003cdiv style=\"border-left:4px solid #e67e22;background:#fef9f0;padding:10px 16px;margin-bottom:14px;border-radius:0 6px 6px 0;\"\u003e\n    \u003cstrong style=\"color:#b7580a;\"\u003e⚠ Hub Requirement — Hub 1 Not Compatible\u003c\/strong\u003e\u003cbr\u003e\n    The Hive Smart TRV requires a \u003cstrong\u003eHive Hub (current generation) or Hive Hub 360\u003c\/strong\u003e. The \u003cstrong\u003eoriginal Hive Hub 1 does not support Hive Radiator Valves\u003c\/strong\u003e and cannot be used. If you currently have Hub 1, you will need to upgrade your hub before adding these valves. Check the base of your hub — Hub 1 has a round body; Hub 360 is cylindrical with a slanted top; the current Hub is rectangular.\n  \u003c\/div\u003e\n\n  \u003c!-- ── TEAL WITH\/WITHOUT ACTIVE HEATING ─────────────────────────── --\u003e\n  \u003cdiv style=\"border-left:4px solid #008377CF;background:#e6f4f3;padding:10px 16px;margin-bottom:22px;border-radius:0 6px 6px 0;\"\u003e\n    \u003cstrong style=\"color:#005c54;\"\u003eℹ With or Without Hive Active Heating — What's the Difference?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eWithout Hive Active Heating:\u003c\/strong\u003e The TRVs can control flow to individual radiators and adjust temperature room by room — but only while your boiler is already running. They cannot override your main thermostat setting or instruct the boiler to fire.\u003cbr\u003e\u003cbr\u003e\n    \u003cstrong\u003eWith Hive Active Heating\u003c\/strong\u003e (requires a Hive thermostat and receiver): TRVs can communicate with the thermostat to demand heat when a room needs it, automatically overriding the schedule to bring the boiler on. This unlocks the full energy-saving potential of room-by-room control.\n  \u003c\/div\u003e\n\n  \u003c!-- ── STAT STRIP ─────────────────────────────────────────────────── --\u003e\n  \u003cdiv style=\"display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;\"\u003e\n    \u003cdiv style=\"flex:1;min-width:90px;background:#008377CF;color:#fff;border-radius:6px;padding:11px 8px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:17px;font-weight:700;\"\u003eZigbee\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:3px;\"\u003e2.4GHz wireless\u003c\/div\u003e\n\u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:90px;background:#008377CF;color:#fff;border-radius:6px;padding:11px 8px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:17px;font-weight:700;\"\u003e0–40°C\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:3px;\"\u003eTemp range\u003c\/div\u003e\n\u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:90px;background:#008377CF;color:#fff;border-radius:6px;padding:11px 8px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:17px;font-weight:700;\"\u003e10 bar\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:3px;\"\u003eMax pressure\u003c\/div\u003e\n\u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:90px;background:#008377CF;color:#fff;border-radius:6px;padding:11px 8px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:17px;font-weight:700;\"\u003eHead + Body\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:3px;\"\u003eComplete set\u003c\/div\u003e\n\u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:90px;background:#008377CF;color:#fff;border-radius:6px;padding:11px 8px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:17px;font-weight:700;\"\u003eAlexa \u0026amp; GH\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:3px;\"\u003eVoice control\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── FEATURES GRID ──────────────────────────────────────────────── --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;font-weight:600;font-size:15px;padding:10px 16px;border-radius:6px 6px 0 0;\"\u003eFeatures \u0026amp; Benefits\u003c\/div\u003e\n  \u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:12px;background:#e6f4f3;padding:14px;border-radius:0 0 6px 6px;margin-bottom:22px;\"\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Room-by-Room Temperature Control\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eEach Hive Smart TRV acts as an \u003cstrong\u003eindependent heating zone\u003c\/strong\u003e for its radiator — you set a target temperature in degrees Celsius and the valve opens or closes the flow of hot water to maintain it. \u003cstrong\u003eNo more heating empty rooms\u003c\/strong\u003e: set the spare bedroom to frost protect and the living room to 21°C at 6pm on a schedule that matches how you actually use your home. The \u003cstrong\u003edigital display\u003c\/strong\u003e on the head shows the current room temperature and set point at a glance, without needing to open the app.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Per-Room Schedules via the Hive App\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eThe Hive app lets you create a fully \u003cstrong\u003eindependent heating schedule for each TRV\u003c\/strong\u003e — not just a single zone programme applied to the whole house. A bedroom can be set to warm up at 6:30am and cool down again by 8am; the kitchen at different times to the lounge; the home office only on weekdays. Schedules are set in half-hour increments and can be adjusted any time from anywhere with the app. \u003cstrong\u003eChanges take effect immediately\u003c\/strong\u003e — no need to be at home.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Open Window Detection — Frost \u0026amp; Holiday Mode\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003e\n\u003cstrong\u003eOpen window detection\u003c\/strong\u003e senses a rapid drop in room temperature — indicating a window has been opened — and automatically reduces the set point to avoid heating the outside. The valve resumes normal operation once the temperature stabilises. \u003cstrong\u003eFrost protection mode\u003c\/strong\u003e keeps the room at a minimum safe temperature (typically 7°C) to prevent pipework freezing when a room is unoccupied in cold weather. \u003cstrong\u003eHoliday mode\u003c\/strong\u003e applies a low hold temperature across all TRVs for the duration of your absence, resuming normal schedules on your return date.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Zigbee Wireless — Hive Hub or Hub 360 Required\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eThe Hive Smart TRV uses \u003cstrong\u003eZigbee protocol\u003c\/strong\u003e on the 2.4GHz band to communicate with the Hive Hub. Zigbee is a \u003cstrong\u003emesh networking protocol\u003c\/strong\u003e — each TRV in your home also acts as a relay for other TRVs, extending the network range naturally as you add more valves. This makes it significantly more reliable than Wi-Fi-based smart valves in larger or multi-floor properties. Each Hive Hub supports multiple TRVs across the home. A \u003cstrong\u003estable internet connection is required\u003c\/strong\u003e for full cloud features, but local control is maintained if internet connectivity is temporarily lost.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Alexa, Google Home \u0026amp; Manual Override\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eControl via voice with \u003cstrong\u003eAmazon Alexa or Google Home\u003c\/strong\u003e: say \"Alexa, set the bedroom to 20 degrees\" or \"Hey Google, what is the bedroom temperature?\" without unlocking your phone. The \u003cstrong\u003emanual override\u003c\/strong\u003e on the head itself lets anyone in the room adjust the temperature by pressing the physical buttons — essential for guests or family members who do not use the app. Manual adjustments respect the next scheduled change, reverting automatically to the programme without requiring a phone to undo the override.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Complete Head \u0026amp; Body Set — Self-Install\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eThis pack includes everything needed for a complete installation: the \u003cstrong\u003esmart TRV head, 15mm angled brass valve body, M30 and Danfoss RA adaptors, 2× AA batteries, adaptor guide and user guide\u003c\/strong\u003e. If your radiators \u003cstrong\u003ealready have TRV bodies fitted\u003c\/strong\u003e, you only need the head (sold separately as UK7004240). If you are replacing a conventional TRV head and body from scratch, this is the complete set. Installation is \u003cstrong\u003eself-install friendly\u003c\/strong\u003e if you are replacing an existing TRV body — isolate the radiator, drain, swap the valve, screw on the head, and pair via the app. A plumber should fit the valve body if replacing a lockshield or fitting to a radiator with no existing TRV.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n  \u003c!-- ── SPEC TABLE ─────────────────────────────────────────────────── --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;font-weight:600;font-size:15px;padding:10px 16px;border-radius:6px 6px 0 0;\"\u003eTechnical Specifications — Hive Smart TRV UK7004561\u003c\/div\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;margin-bottom:22px;font-size:14px;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;width:44%;border-bottom:1px solid #c8e6e3;\"\u003eBrand \/ MPN\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eHive — \u003cstrong\u003eUK7004561\u003c\/strong\u003e (Model: TRV003)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eSmart TRV head and body (complete set)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eConnection — Inlet\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e15mm BSP — angled\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eConnection — Outlet\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e½\" BSP\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eValve Body Material\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eBrass\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eHead Material \/ Colour\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003ePlastic — white \/ brushed silver; round head\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eStyle\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eModern — angled\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eWireless Protocol\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e\n\u003cstrong\u003eZigbee\u003c\/strong\u003e — 2.4GHz, single-band\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eHub Required\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e\n\u003cstrong\u003eHive Hub or Hub 360\u003c\/strong\u003e — Hub 1 not supported\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eSmart Compatibility\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eAmazon Alexa · Google Home · Hive app (iOS \u0026amp; Android)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eTemperature Range\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e0°C – 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eMax. Working Pressure\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e10 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003ePower\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e2× AA batteries (supplied)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eDisplay\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eDigital — shows current room temperature and set point\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eDimensions (H × W × D)\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e93 × 63 × 81 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eConnectivity\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eLocal control + cloud features (internet required for cloud)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eIn the Box\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eSmart TRV head · 15mm angled valve body · M30 adaptor · Danfoss RA adaptor · 2× AA batteries · adaptor guide · user guide\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;\"\u003e\n\u003cstrong\u003e1 year\u003c\/strong\u003e manufacturer's guarantee\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003c!-- ── FAQ ────────────────────────────────────────────────────────── --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;font-weight:600;font-size:15px;padding:10px 16px;border-radius:6px 6px 0 0;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n  \u003cdiv style=\"border:1px solid #c8e6e3;border-top:none;border-radius:0 0 6px 6px;margin-bottom:8px;\"\u003e\n\n    \u003cdetails style=\"border-bottom:1px solid #c8e6e3;\"\u003e\n      \u003csummary style=\"padding:13px 16px;cursor:pointer;font-weight:600;background:#f0faf9;\"\u003eDo I need Hive Active Heating to use these TRVs?\u003c\/summary\u003e\n      \u003cdiv style=\"padding:11px 16px;font-size:14px;\"\u003eNo — the Hive Smart TRVs work \u003cstrong\u003ewithout Hive Active Heating\u003c\/strong\u003e, but with reduced functionality. Without it, the TRVs can open and close individual radiators and maintain a set temperature room by room — but only while your boiler is already running from your existing thermostat. They \u003cstrong\u003ecannot override your main thermostat or instruct the boiler to fire\u003c\/strong\u003e on their own. If you want the TRVs to be able to turn the boiler on when a room needs heat, you need the full Hive Active Heating system (a Hive thermostat and receiver), which allows the TRVs to communicate demand to the boiler. For most installations, adding Hive Active Heating alongside TRVs gives the greatest energy saving.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails style=\"border-bottom:1px solid #c8e6e3;\"\u003e\n      \u003csummary style=\"padding:13px 16px;cursor:pointer;font-weight:600;background:#fff;\"\u003eCan I install this myself without a plumber?\u003c\/summary\u003e\n      \u003cdiv style=\"padding:11px 16px;font-size:14px;\"\u003eIf your radiators \u003cstrong\u003ealready have thermostatic radiator valve bodies fitted\u003c\/strong\u003e (i.e. there is already a TRV head on the radiator), the Hive head can be a straightforward self-install — unscrew the existing head and replace it with the Hive head using the correct adaptor. No draining, no plumbing tools required. The Hive app guides you through adaptor selection and pairing step by step. If you need to \u003cstrong\u003ereplace the valve body\u003c\/strong\u003e at the same time (for example, you currently have a lockshield, or the existing body is a different connection style), you will need to drain down the radiator and fit the new body — this is standard plumbing work, but most homeowners will want a plumber for it. If in doubt, ask a plumber to fit the valve body and then install the head yourself.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails style=\"border-bottom:1px solid #c8e6e3;\"\u003e\n      \u003csummary style=\"padding:13px 16px;cursor:pointer;font-weight:600;background:#f0faf9;\"\u003eWhy does the valve take 24 hours to calibrate after installation?\u003c\/summary\u003e\n      \u003cdiv style=\"padding:11px 16px;font-size:14px;\"\u003eOn first installation, the Hive TRV needs to \u003cstrong\u003elearn the characteristics of your specific radiator\u003c\/strong\u003e — how quickly it heats up, how much the valve needs to open or close to achieve a given temperature change, and where the mechanical stops of the valve body are. This calibration process takes \u003cstrong\u003eup to 24 hours and requires your heating to be on\u003c\/strong\u003e during this period so the valve can cycle through its range with hot water flowing. During calibration the radiator may heat up more slowly than usual or behave unpredictably — this is normal. After calibration completes (visible in the app), the valve will regulate temperature accurately.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails style=\"border-bottom:1px solid #c8e6e3;\"\u003e\n      \u003csummary style=\"padding:13px 16px;cursor:pointer;font-weight:600;background:#fff;\"\u003eDo I need one TRV per radiator, or just some radiators?\u003c\/summary\u003e\n      \u003cdiv style=\"padding:11px 16px;font-size:14px;\"\u003eYou do not need to fit a Hive TRV on every radiator to benefit from the system — you can start with the rooms where individual control matters most, such as \u003cstrong\u003ebedrooms, a home office, or a rarely-used spare room\u003c\/strong\u003e. Radiators without a Hive TRV continue to work as normal, controlled by your main thermostat and the physical dial on the valve. However, for the best energy savings, fitting TRVs in all rooms allows the system to actively prevent heating unoccupied spaces. One important note: it is good practice to leave at least one radiator on the system \u003cstrong\u003ewithout a TRV\u003c\/strong\u003e (or with its TRV fully open) as a bypass, to prevent the circulating pump working against closed valves if all rooms reach their target temperature simultaneously.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails style=\"border-bottom:1px solid #c8e6e3;\"\u003e\n      \u003csummary style=\"padding:13px 16px;cursor:pointer;font-weight:600;background:#f0faf9;\"\u003eHow long do the batteries last, and what type do I need?\u003c\/summary\u003e\n      \u003cdiv style=\"padding:11px 16px;font-size:14px;\"\u003eThe Hive Smart TRV is powered by \u003cstrong\u003e2× AA batteries (supplied in the box)\u003c\/strong\u003e. Battery life depends on usage — how frequently the valve opens and closes, how often the display is activated, and ambient temperature — but is typically \u003cstrong\u003e12–18 months of normal use\u003c\/strong\u003e. The app will notify you when the battery level is low, giving you time to replace them before the valve loses communication. Standard alkaline AA batteries are used; rechargeable NiMH AA batteries will also work but may give a slightly shorter run time due to their lower nominal voltage (1.2V vs 1.5V for alkaline). Batteries can be replaced without removing the valve head from the radiator.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary style=\"padding:13px 16px;cursor:pointer;font-weight:600;background:#fff;\"\u003eIs this the same as the head-only version, and which do I need?\u003c\/summary\u003e\n      \u003cdiv style=\"padding:11px 16px;font-size:14px;\"\u003eHive sells two versions: this \u003cstrong\u003ehead and body pack (UK7004561)\u003c\/strong\u003e, and a \u003cstrong\u003ehead-only pack (UK7004240)\u003c\/strong\u003e. The head-only pack is for radiators that \u003cstrong\u003ealready have a compatible thermostatic radiator valve body\u003c\/strong\u003e fitted — you simply remove the existing TRV head and replace it with the Hive head using the included adaptors (M30 or Danfoss RA). The head and body pack (this product) is for installations where you are \u003cstrong\u003efitting a new TRV from scratch\u003c\/strong\u003e, replacing a lockshield, or where the existing valve body is incompatible. If you are unsure whether your existing valve body is compatible, the Hive adaptor guide (included in both packs) covers the most common valve body types. M30 and Danfoss RA are the two most common UK fittings and both adaptors are included.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Hive","offers":[{"title":"Default Title","offer_id":64186890617181,"sku":"UK7004561","price":73.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/uk7004561-Hive15mmAngledSmartThermostaticRadiatorValve_HeadandBody.jpg?v=1776182222"},{"product_id":"radbot-1-intelligent-thermostatic-radiator-valve-scv100-000-self-learning-trv-no-app-required","title":"Radbot 1 Intelligent Thermostatic Radiator Valve SCV100-000 - Self-Learning TRV No App Required","description":"\u003cdiv style=\"font-size:16px; font-family:Arial,sans-serif; color:#222; max-width:900px; margin:0 auto; line-height:1.6;\"\u003e\n\n  \u003cp style=\"margin:0 0 18px;\"\u003eThe \u003cstrong\u003eRadbot 1 (SCV100-000)\u003c\/strong\u003e by Secure Meters is a \u003cstrong\u003eself-learning intelligent thermostatic radiator valve (TRV)\u003c\/strong\u003e that replaces any standard TRV head and automatically adapts to how each room is used — with \u003cstrong\u003eno app, no Wi-Fi, no schedule-setting, and no engineer required\u003c\/strong\u003e. An \u003cstrong\u003eon-board occupancy-detection algorithm\u003c\/strong\u003e senses when a room is occupied or empty and adjusts the radiator's heat output accordingly, ensuring you are warm when you are in a room and not wasting energy when you are not. Compatible with \u003cstrong\u003ecombi, system, and heat-only boilers, district heating, and air source heat pumps\u003c\/strong\u003e (flow temperature above 45 °C), the Radbot 1 fits the vast majority of UK radiator valves via five included adaptors and installs in minutes using only 2 AA batteries. A \u003cstrong\u003e30-minute comfort boost button\u003c\/strong\u003e, \u003cstrong\u003efrost protection at 6 °C\u003c\/strong\u003e, \u003cstrong\u003eautomatic humidity-triggered temperature uplift\u003c\/strong\u003e, and a \u003cstrong\u003eweekly valve maintenance cycle\u003c\/strong\u003e complete the feature set — making Radbot 1 one of the most capable no-fuss smart TRVs available.\u003c\/p\u003e\n\n  \u003c!-- Stat strip --\u003e\n  \u003cdiv style=\"display:flex; flex-wrap:wrap; gap:12px; margin:0 0 24px;\"\u003e\n    \u003cdiv style=\"flex:1; min-width:120px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:20px; font-weight:700;\"\u003eSelf-Learning\u003c\/div\u003e\n      \u003cdiv style=\"font-size:12px; margin-top:4px;\"\u003eAI Occupancy Algorithm\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1; min-width:120px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:20px; font-weight:700;\"\u003eNo App\u003c\/div\u003e\n      \u003cdiv style=\"font-size:12px; margin-top:4px;\"\u003eNo Wi-Fi. No Schedule.\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1; min-width:120px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:20px; font-weight:700;\"\u003e15–24 °C\u003c\/div\u003e\n      \u003cdiv style=\"font-size:12px; margin-top:4px;\"\u003eSetpoint Range\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1; min-width:120px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:20px; font-weight:700;\"\u003e2 Years\u003c\/div\u003e\n      \u003cdiv style=\"font-size:12px; margin-top:4px;\"\u003eBattery Life (typical)\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1; min-width:120px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:20px; font-weight:700;\"\u003e5 Adaptors\u003c\/div\u003e\n      \u003cdiv style=\"font-size:12px; margin-top:4px;\"\u003eIncluded in Box\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- Red: compatibility warning --\u003e\n  \u003cdiv style=\"background:#fff5f5; border-left:4px solid #c0392b; border-radius:6px; padding:14px 16px; margin:0 0 16px;\"\u003e\n    \u003cstrong style=\"color:#c0392b;\"\u003e⚠ Important Compatibility Notice\u003c\/strong\u003e\u003cbr\u003e\n    Radbot 1 is \u003cstrong\u003enot compatible with electric heating systems or electric radiators\u003c\/strong\u003e. It is designed for \u003cstrong\u003ewet central heating systems only\u003c\/strong\u003e. For heat pump systems, Radbot 1 is compatible only where the flow temperature is \u003cstrong\u003eabove 45 °C\u003c\/strong\u003e. Do \u003cstrong\u003enot\u003c\/strong\u003e install Radbot 1 in the same room as your main room thermostat — this can cause the boiler to run continuously if the thermostat calls for a higher temperature than the radiator valve allows.\n  \u003c\/div\u003e\n\n  \u003c!-- Amber: location warning --\u003e\n  \u003cdiv style=\"background:#fffbf0; border-left:4px solid #e67e22; border-radius:6px; padding:14px 16px; margin:0 0 16px;\"\u003e\n    \u003cstrong style=\"color:#e67e22;\"\u003e⚠ Siting Notice\u003c\/strong\u003e\u003cbr\u003e\n    Do \u003cstrong\u003enot\u003c\/strong\u003e install Radbot 1 behind curtains, radiator panels, or furniture. The device must have \u003cstrong\u003efree airflow around it\u003c\/strong\u003e to sense room temperature and detect occupancy accurately. Obstructed units will not learn or control heat correctly.\n  \u003c\/div\u003e\n\n  \u003c!-- Teal: in-box contents --\u003e\n  \u003cdiv style=\"background:#e6f4f3; border-left:4px solid #008377; border-radius:6px; padding:14px 16px; margin:0 0 24px;\"\u003e\n    \u003cstrong style=\"color:#005c54;\"\u003eⓘ What's in the Box\u003c\/strong\u003e\u003cbr\u003e\n    1 × Radbot 1 intelligent TRV head  |  5 × valve adaptors: M30 × 1.5, M30 × 1.0, M28 × 1.5, Danfoss RA, Danfoss RAVL  |  2 × AA alkaline batteries  |  Quick reference guide\n  \u003c\/div\u003e\n\n  \u003c!-- Feature cards --\u003e\n  \u003cdiv style=\"background:#008377CF; color:#fff; padding:10px 16px; border-radius:6px 6px 0 0; font-weight:700; font-size:15px; margin-bottom:0;\"\u003eKey Features\u003c\/div\u003e\n  \u003cdiv style=\"display:grid; grid-template-columns:repeat(auto-fit,minmax(250px,1fr)); gap:14px; background:#e6f4f3; border:1px solid #c8e6e3; border-top:none; border-radius:0 0 6px 6px; padding:16px; margin:0 0 28px;\"\u003e\n\n    \u003cdiv style=\"background:#f0faf9; border:1px solid #c8e6e3; border-radius:6px; padding:16px;\"\u003e\n      \u003cdiv style=\"font-weight:700; color:#008377; border-bottom:2px solid #008377; padding-bottom:6px; margin-bottom:10px;\"\u003eSelf-Learning Occupancy AI\u003c\/div\u003e\n      \u003cp style=\"margin:0; font-size:14px;\"\u003eAt the heart of Radbot 1 is an \u003cstrong\u003eon-board artificial intelligence algorithm\u003c\/strong\u003e that continuously monitors room conditions and builds a picture of when each room is occupied and when it is empty. Over the first few days of use it learns your household's patterns, then uses that intelligence to \u003cstrong\u003epre-heat rooms before you arrive and set back the temperature when you leave\u003c\/strong\u003e — entirely automatically, without any input from you.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9; border:1px solid #c8e6e3; border-radius:6px; padding:16px;\"\u003e\n      \u003cdiv style=\"font-weight:700; color:#008377; border-bottom:2px solid #008377; padding-bottom:6px; margin-bottom:10px;\"\u003eNo App, No Wi-Fi, No Schedule\u003c\/div\u003e\n      \u003cp style=\"margin:0; font-size:14px;\"\u003eUnlike most smart TRVs, Radbot 1 requires \u003cstrong\u003eno smartphone app, no Wi-Fi connection, no hub, and no programmed schedule\u003c\/strong\u003e. Simply install it, set the comfort dial to your preferred temperature, and the device does everything else. This makes it equally suitable for households that want smart heating without any of the complexity — and \u003cstrong\u003econtinues working perfectly even if your internet goes down\u003c\/strong\u003e.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9; border:1px solid #c8e6e3; border-radius:6px; padding:16px;\"\u003e\n      \u003cdiv style=\"font-weight:700; color:#008377; border-bottom:2px solid #008377; padding-bottom:6px; margin-bottom:10px;\"\u003e1–5 Comfort Dial (15 °C to 24 °C)\u003c\/div\u003e\n      \u003cp style=\"margin:0; font-size:14px;\"\u003eThe \u003cstrong\u003efive-position rotary dial\u003c\/strong\u003e sets the target comfort temperature on a scale of 1 to 5, with position 3 corresponding to \u003cstrong\u003e19 °C\u003c\/strong\u003e. Each full step changes the setpoint by 2 °C; each click within a step changes it by 1 °C. The dial also accesses \u003cstrong\u003efrost protection (❄ = 6 °C)\u003c\/strong\u003e and maximum heat (position 5 = 24 °C). As the dial is turned towards cooler settings, the maximum energy-saving temperature setback is increased — giving you direct control over how aggressively the algorithm saves energy.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9; border:1px solid #c8e6e3; border-radius:6px; padding:16px;\"\u003e\n      \u003cdiv style=\"font-weight:700; color:#008377; border-bottom:2px solid #008377; padding-bottom:6px; margin-bottom:10px;\"\u003e30-Minute Comfort Boost\u003c\/div\u003e\n      \u003cp style=\"margin:0; font-size:14px;\"\u003ePress the \u003cstrong\u003eBoost button\u003c\/strong\u003e to immediately drive the valve to maximum open for \u003cstrong\u003e30 minutes\u003c\/strong\u003e, overriding the AI's current setback if the room is empty or cool. At the end of the boost period, Radbot 1 \u003cstrong\u003eautomatically reverts to the previously set temperature\u003c\/strong\u003e — no need to remember to turn it down. If you press Boost by accident, briefly turning the dial down and back cancels it.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9; border:1px solid #c8e6e3; border-radius:6px; padding:16px;\"\u003e\n      \u003cdiv style=\"font-weight:700; color:#008377; border-bottom:2px solid #008377; padding-bottom:6px; margin-bottom:10px;\"\u003eFrost \u0026amp; Humidity Protection\u003c\/div\u003e\n      \u003cp style=\"margin:0; font-size:14px;\"\u003eWith the dial set to the \u003cstrong\u003esnowflake (❄) position\u003c\/strong\u003e, Radbot 1 enters frost protection mode and maintains a minimum temperature of \u003cstrong\u003e6 °C\u003c\/strong\u003e — enough to protect the property and pipework from freezing. Additionally, the device \u003cstrong\u003eautomatically detects high humidity levels\u003c\/strong\u003e and temporarily raises the temperature setpoint to reduce the risk of condensation and damp — useful in bedrooms and bathrooms.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9; border:1px solid #c8e6e3; border-radius:6px; padding:16px;\"\u003e\n      \u003cdiv style=\"font-weight:700; color:#008377; border-bottom:2px solid #008377; padding-bottom:6px; margin-bottom:10px;\"\u003eWeekly Valve Maintenance Cycle\u003c\/div\u003e\n      \u003cp style=\"margin:0; font-size:14px;\"\u003eRadiator valve pins can seize if left in one position for extended periods — particularly common in summer when heating is not in use. Radbot 1 automatically performs a \u003cstrong\u003eweekly decalcification cycle\u003c\/strong\u003e, fully opening the valve pin and returning it to its set position. This \u003cstrong\u003eprevents stuck pins without any manual intervention\u003c\/strong\u003e, reducing the likelihood of a seized valve causing a no-heat fault when the heating season begins.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9; border:1px solid #c8e6e3; border-radius:6px; padding:16px;\"\u003e\n      \u003cdiv style=\"font-weight:700; color:#008377; border-bottom:2px solid #008377; padding-bottom:6px; margin-bottom:10px;\"\u003eTool-Free DIY Installation\u003c\/div\u003e\n      \u003cp style=\"margin:0; font-size:14px;\"\u003eRadbot 1 fits over an existing TRV body — \u003cstrong\u003eno plumbing, no draining down, no tools, and no electrician required\u003c\/strong\u003e. Remove the old TRV head, select the correct adaptor from the five included, click Radbot 1 into place, hand-tighten the retaining ring, and insert the batteries. The whole process typically takes \u003cstrong\u003eunder five minutes per radiator\u003c\/strong\u003e. If your radiators currently have manual valves rather than TRV bodies, a plumber will need to fit TRV bodies first.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9; border:1px solid #c8e6e3; border-radius:6px; padding:16px;\"\u003e\n      \u003cdiv style=\"font-weight:700; color:#008377; border-bottom:2px solid #008377; padding-bottom:6px; margin-bottom:10px;\"\u003eWide System Compatibility\u003c\/div\u003e\n      \u003cp style=\"margin:0; font-size:14px;\"\u003eCompatible with \u003cstrong\u003ecombi boilers, system boilers, heat-only boilers, district heating, and air source heat pumps\u003c\/strong\u003e (flow temp \u0026gt;45 °C). The five included adaptors cover the most common UK and European radiator valve thread types: \u003cstrong\u003eM30 × 1.5, M30 × 1.0, M28 × 1.5, Danfoss RA, and Danfoss RAVL\u003c\/strong\u003e. Not compatible with electric heating or electric radiators.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n  \u003c!-- Spec table --\u003e\n  \u003cdiv style=\"background:#008377CF; color:#fff; padding:10px 16px; border-radius:6px 6px 0 0; font-weight:700; font-size:15px;\"\u003eTechnical Specifications\u003c\/div\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse; margin:0 0 28px; font-size:14px;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; width:42%; border-bottom:1px solid #c8e6e3;\"\u003eManufacturer Part Number\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003eSCV100-000\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003eType Code\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003eSCV100\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003eProduct Description\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003eElectronic radiator controller, incorporated control, type 1 action\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003ePower Supply\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003e2 × 1.5 V AA alkaline batteries (LR6) — included\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003e3 µW (sleep) \/ 1.5 W (peak)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003eBattery Life (typical)\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003e2 years\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003eTemperature Setpoint Range\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003e15 °C to 24 °C (Frost protection: 6 °C)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003eTemperature Setpoint Interval\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003e1 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003e0 °C to 40 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003eStorage Temperature Range\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003e−20 °C to 60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003eMax Water Circulation Temperature\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003e90 °C (ball pressure test verified at 75 °C)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003eMotor — Pin Travel\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003eLinear motion, 5.8 mm max\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003eMotor — Pin Force\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003e70 N max\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003eDimensions (L × W × H)\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003e90 mm × 55 mm × 55 mm (including retaining ring)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003eWeight (including batteries)\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003eApprox. 164 g\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003eIngress Protection\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003eIP30\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003ePollution Degree\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003eIntended Use\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003eResidential \/ similar — indoor only\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003eValve Adaptors Included\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003eM30 × 1.5, M30 × 1.0, M28 × 1.5, Danfoss RA, Danfoss RAVL\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #c8e6e3;\"\u003eCompatible Systems\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px; border-bottom:1px solid #c8e6e3;\"\u003eCombi, system, heat-only boilers; district heating; ASHP (flow temp \u0026gt;45 °C)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 12px; font-weight:600;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;\"\u003eSecure Meters (UK) Ltd\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003c!-- FAQ --\u003e\n  \u003cdiv style=\"background:#008377CF; color:#fff; padding:10px 16px; border-radius:6px 6px 0 0; font-weight:700; font-size:15px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n  \u003cdiv style=\"border:1px solid #c8e6e3; border-top:none; border-radius:0 0 6px 6px; margin:0 0 28px; overflow:hidden;\"\u003e\n\n    \u003cdetails style=\"border-bottom:1px solid #c8e6e3;\"\u003e\n      \u003csummary style=\"background:#e6f4f3; padding:12px 16px; font-weight:600; cursor:pointer; list-style:none;\"\u003eHow does the self-learning algorithm work?\u003c\/summary\u003e\n      \u003cdiv style=\"padding:12px 16px; font-size:14px;\"\u003eRadbot 1's \u003cstrong\u003eon-board AI monitors room conditions continuously\u003c\/strong\u003e, building a model of when the room is typically occupied and empty throughout the week. Over the first few days it gathers data; over the following week or two it refines that model. Once established, it uses the pattern to \u003cstrong\u003epre-warm the room before you usually arrive and set the temperature back when you leave\u003c\/strong\u003e — without you doing anything. If your routine changes, the algorithm adapts over the following days. There is no manual schedule to set, and nothing is transmitted to the internet — all processing happens inside the device.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails style=\"border-bottom:1px solid #c8e6e3;\"\u003e\n      \u003csummary style=\"background:#e6f4f3; padding:12px 16px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWill Radbot 1 work with my heat pump?\u003c\/summary\u003e\n      \u003cdiv style=\"padding:12px 16px; font-size:14px;\"\u003eRadbot 1 is compatible with air source heat pumps provided the \u003cstrong\u003eflow temperature is above 45 °C\u003c\/strong\u003e. Many modern ASHP systems are designed to run at lower flow temperatures (35–45 °C) for underfloor heating or highly insulated properties — in those cases, Radbot 1's motorised valve may not provide sufficient control authority. If you are unsure of your ASHP's flow temperature, check the system settings or consult your installer before purchasing.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails style=\"border-bottom:1px solid #c8e6e3;\"\u003e\n      \u003csummary style=\"background:#e6f4f3; padding:12px 16px; font-weight:600; cursor:pointer; list-style:none;\"\u003eCan I install Radbot 1 myself, or do I need a plumber?\u003c\/summary\u003e\n      \u003cdiv style=\"padding:12px 16px; font-size:14px;\"\u003eIf your radiators already have \u003cstrong\u003eexisting TRV bodies\u003c\/strong\u003e, Radbot 1 can be installed by any competent adult in under five minutes per radiator — no tools, no draining, no plumbing work needed. Simply unscrew the old TRV head, fit the correct adaptor from the five supplied, and secure Radbot 1 by hand. However, if your radiators currently have \u003cstrong\u003emanual valves rather than TRV bodies\u003c\/strong\u003e, a qualified plumber will need to fit TRV bodies first before Radbot 1 can be installed.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails style=\"border-bottom:1px solid #c8e6e3;\"\u003e\n      \u003csummary style=\"background:#e6f4f3; padding:12px 16px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWhy can't I install Radbot 1 in the same room as my room thermostat?\u003c\/summary\u003e\n      \u003cdiv style=\"padding:12px 16px; font-size:14px;\"\u003eYour room thermostat controls the boiler — if it calls for heat, the boiler fires. If Radbot 1 closes the radiator valve in that same room while the thermostat is still calling for heat (because the thermostat's setpoint is higher than Radbot 1's setpoint), the boiler will \u003cstrong\u003erun continuously without being able to satisfy the thermostat\u003c\/strong\u003e, wasting energy and potentially causing overheating. Install Radbot 1 on radiators in \u003cstrong\u003eother rooms\u003c\/strong\u003e only — leave the thermostat room's radiator on a standard valve or a conventional TRV.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails style=\"border-bottom:1px solid #c8e6e3;\"\u003e\n      \u003csummary style=\"background:#e6f4f3; padding:12px 16px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWhat does the LED flashing indicate?\u003c\/summary\u003e\n      \u003cdiv style=\"padding:12px 16px; font-size:14px;\"\u003eThe LED uses different flash patterns to communicate status. \u003cstrong\u003eOne long flash on power-on\u003c\/strong\u003e confirms the device is active. During Boost, it gives an \u003cstrong\u003eimmediate long flash then medium flashes every 2 seconds\u003c\/strong\u003e for two minutes, then every 8 seconds for up to 30 minutes. \u003cstrong\u003eRepeated medium flashes every 2 seconds\u003c\/strong\u003e indicate a low battery warning. \u003cstrong\u003eRapid continuous flashing\u003c\/strong\u003e (more than once per second) indicates a hardware or software fault — contact Secure Meters support. A \u003cstrong\u003esingle flash\u003c\/strong\u003e acknowledges a dial position change.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary style=\"background:#e6f4f3; padding:12px 16px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWhat happens when I change the batteries?\u003c\/summary\u003e\n      \u003cdiv style=\"padding:12px 16px; font-size:14px;\"\u003eRadbot 1 retains its \u003cstrong\u003einternal memory of recent occupancy events and heating patterns\u003c\/strong\u003e when batteries are changed, provided the new batteries are inserted \u003cstrong\u003ewithin 5 minutes\u003c\/strong\u003e of removing the old ones. Waiting longer than 5 minutes may cause the device to lose its learned schedule, requiring it to re-learn your patterns over a few days. The low battery warning LED (repeated medium flashes every 2 seconds) gives you advance notice so you can plan the battery change.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Secure Meters","offers":[{"title":"Default Title","offer_id":64673021034845,"sku":"SCV100-000","price":39.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/SecureRadbot1IntelligentThermostaticRadiatorValveSCV100-000.webp?v=1778606637"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/collections\/SalusSmartRadiatorControl-TRV10RFMiT600.png?v=1755081165","url":"https:\/\/qualityheating.co.uk\/collections\/radiator-thermostats.oembed?page=2","provider":"AIZO Quality Heating","version":"1.0","type":"link"}