{"product_id":"ehs-boiler-installer-kit-wras-filling-loop-magnetic-filter-thermostat","title":"EHS Boiler Combi Installer Kit | WRAS Filling Loop, Magnetic Filter \u0026 Thermostat","description":"\u003c!-- SEO Product Name: EHS FLEX Boiler Installer Kit | COMBIKIT251F | WRAS Approved --\u003e\n\n\u003cdiv style=\"font-size:16px; max-width:900px; font-family:Arial, Helvetica, sans-serif; color:#222; line-height:1.55;\"\u003e\n\u003cp style=\"margin:0 0 16px 0;\"\u003eThe \u003cstrong\u003eEHS Installer Kit (EHS-COMBIKIT251F)\u003c\/strong\u003e bundles every plumbing and control component an installer needs to complete a \u003cstrong\u003ecompliant EHS FLEX electric boiler installation\u003c\/strong\u003e in a single part number. It is built around the components EHS itself specifies as mandatory in the FLEX installation manual — an \u003cstrong\u003eautomatic bypass valve\u003c\/strong\u003e, an \u003cstrong\u003einline magnetic filter\u003c\/strong\u003e, and a \u003cstrong\u003eWRAS-approved filling loop\u003c\/strong\u003e — alongside system chemicals, isolation valves, a Boiler Plus compliant programmable thermostat, and the flow restrictor needed to guarantee shower-temperature hot water from an EHS FLEX combi boiler. Fitting this kit alongside an EHS boiler also unlocks a \u003cstrong\u003e2-year extended warranty\u003c\/strong\u003e on top of the standard 5-year manufacturer's guarantee.\u003c\/p\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:10px; margin:20px 0;\"\u003e\n        \u003cdiv style=\"flex:1 1 140px; min-width:140px; background:#f3fbfa; border:1px solid #008377CF; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n            \u003cdiv style=\"font-size:20px; font-weight:bold; color:#008377CF;\"\u003e8\u003c\/div\u003e\n            \u003cdiv style=\"font-size:12.5px; color:#333; margin-top:4px;\"\u003eKit components\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"flex:1 1 140px; min-width:140px; background:#f3fbfa; border:1px solid #008377CF; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n            \u003cdiv style=\"font-size:20px; font-weight:bold; color:#008377CF;\"\u003e5 L\/min\u003c\/div\u003e\n            \u003cdiv style=\"font-size:12.5px; color:#333; margin-top:4px;\"\u003eCaleffi flow restrictor\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"flex:1 1 140px; min-width:140px; background:#f3fbfa; border:1px solid #008377CF; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n            \u003cdiv style=\"font-size:20px; font-weight:bold; color:#008377CF;\"\u003eWRAS\u003c\/div\u003e\n            \u003cdiv style=\"font-size:12.5px; color:#333; margin-top:4px;\"\u003eApproved filling loop\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"flex:1 1 140px; min-width:140px; background:#f3fbfa; border:1px solid #008377CF; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n            \u003cdiv style=\"font-size:20px; font-weight:bold; color:#008377CF;\"\u003eBS 7593\u003c\/div\u003e\n            \u003cdiv style=\"font-size:12.5px; color:#333; margin-top:4px;\"\u003eChemical treatment std.\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"flex:1 1 140px; min-width:140px; background:#f3fbfa; border:1px solid #008377CF; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n            \u003cdiv style=\"font-size:20px; font-weight:bold; color:#008377CF;\"\u003e+2 yrs\u003c\/div\u003e\n            \u003cdiv style=\"font-size:12.5px; color:#333; margin-top:4px;\"\u003eExtended warranty\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"flex:1 1 140px; min-width:140px; background:#f3fbfa; border:1px solid #008377CF; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n            \u003cdiv style=\"font-size:20px; font-weight:bold; color:#008377CF;\"\u003eBoiler Plus\u003c\/div\u003e\n            \u003cdiv style=\"font-size:12.5px; color:#333; margin-top:4px;\"\u003eCompliant thermostat\u003c\/div\u003e\n        \u003c\/div\u003e\n\u003c\/div\u003e\n\n    \u003cdiv style=\"background:#fdecec; border-left:4px solid #c0392b; border-radius:6px; padding:14px 16px; margin:18px 0;\"\u003e\n        \u003cdiv style=\"font-weight:bold; color:#c0392b; margin-bottom:6px;\"\u003e⚠ Mandatory Components for EHS Warranty Compliance\u003c\/div\u003e\n        \u003cdiv style=\"font-size:15px; color:#333;\"\u003eEHS state in the FLEX installation manual that failing to fit an \u003cstrong\u003eautomatic bypass valve\u003c\/strong\u003e can trigger repeated F6 error codes or a complete boiler shutdown, and will \u003cstrong\u003eaffect the warranty\u003c\/strong\u003e. An inline \u003cstrong\u003emagnetic filter\u003c\/strong\u003e is also specified as mandatory on the heating return, and its omission similarly affects warranty cover. Both are included in this kit as standard.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#fff8e6; border-left:4px solid #b8860b; border-radius:6px; padding:14px 16px; margin:18px 0;\"\u003e\n        \u003cdiv style=\"font-weight:bold; color:#8a6100; margin-bottom:6px;\"\u003e⚠ Boiler Sold Separately\u003c\/div\u003e\n        \u003cdiv style=\"font-size:15px; color:#333;\"\u003eThis is the \u003cstrong\u003einstaller kit only\u003c\/strong\u003e — it does not include the EHS FLEX electric boiler itself. It is designed to be fitted alongside any EHS FLEX combi or system boiler, including the \u003cstrong\u003eEHS Primus 14000C Flex (ALC1-1PCO-14F)\u003c\/strong\u003e. Confirm the correct EHS boiler model separately before ordering.\u003c\/div\u003e\n    \u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:14px; margin:20px 0;\"\u003e\n        \u003cdiv style=\"flex:1 1 260px; min-width:260px; border:1px solid #e0e0e0; border-radius:8px; padding:16px; background:#fff;\"\u003e\n            \u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:8px; font-size:15.5px;\"\u003e✔ Sentinel Magnetic Filter — Vortex 250\u003c\/div\u003e\n            \u003cdiv style=\"font-size:14.5px; color:#333;\"\u003eAn inline \u003cstrong\u003eSentinel Vortex 250 magnetic filter\u003c\/strong\u003e fitted to the heating return protects the boiler's heat exchanger and pump from system debris. EHS specify a magnetic filter as a mandatory fitting on every installation, checked at each service interval.\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"flex:1 1 260px; min-width:260px; border:1px solid #e0e0e0; border-radius:8px; padding:16px; background:#fff;\"\u003e\n            \u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:8px; font-size:15.5px;\"\u003e✔ Sentinel X300 Cleaner \u0026amp; X100 Inhibitor\u003c\/div\u003e\n            \u003cdiv style=\"font-size:14.5px; color:#333;\"\u003e\n\u003cstrong\u003eSentinel X300 system cleaner\u003c\/strong\u003e flushes existing pipework free of sludge and debris to the 10% mains PPM standard EHS require under BS 7593, while \u003cstrong\u003eSentinel X100 inhibitor\u003c\/strong\u003e protects the system against corrosion and scale once commissioned — a condition of the EHS warranty.\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"flex:1 1 260px; min-width:260px; border:1px solid #e0e0e0; border-radius:8px; padding:16px; background:#fff;\"\u003e\n            \u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:8px; font-size:15.5px;\"\u003e✔ EPH Combi Pack 4 Thermostat\u003c\/div\u003e\n            \u003cdiv style=\"font-size:14.5px; color:#333;\"\u003eA \u003cstrong\u003ewireless RF programmable thermostat and receiver\u003c\/strong\u003e, OpenTherm-ready and \u003cstrong\u003eBoiler Plus compliant\u003c\/strong\u003e, giving the property a proper time-and-temperature control as required under Part L of the Building Regulations for combi boiler replacements.\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"flex:1 1 260px; min-width:260px; border:1px solid #e0e0e0; border-radius:8px; padding:16px; background:#fff;\"\u003e\n            \u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:8px; font-size:15.5px;\"\u003e✔ WRAS Approved Filling Loop\u003c\/div\u003e\n            \u003cdiv style=\"font-size:14.5px; color:#333;\"\u003eA \u003cstrong\u003eWRAS-approved filling loop\u003c\/strong\u003e for safely pressurising the heating circuit without ever forming a permanent connection between mains water and the heating system, exactly as EHS's installation manual specifies.\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"flex:1 1 260px; min-width:260px; border:1px solid #e0e0e0; border-radius:8px; padding:16px; background:#fff;\"\u003e\n            \u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:8px; font-size:15.5px;\"\u003e✔ Automatic Bypass Valve (ABV)\u003c\/div\u003e\n            \u003cdiv style=\"font-size:14.5px; color:#333;\"\u003eThe \u003cstrong\u003eautomatic bypass valve\u003c\/strong\u003e that EHS mark as mandatory on every FLEX installation. It opens progressively as TRVs close down, maintaining minimum flow through the boiler and preventing the F6 no-flow error.\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"flex:1 1 260px; min-width:260px; border:1px solid #e0e0e0; border-radius:8px; padding:16px; background:#fff;\"\u003e\n            \u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:8px; font-size:15.5px;\"\u003e✔ Isolation Valves \u0026amp; Caleffi Flow Restrictor\u003c\/div\u003e\n            \u003cdiv style=\"font-size:14.5px; color:#333;\"\u003e\n\u003cstrong\u003eFour full-bore isolation valves\u003c\/strong\u003e (2× ½\" and 2× ¾\") for clean servicing access, plus a \u003cstrong\u003eCaleffi 5 L\/min flow restrictor\u003c\/strong\u003e — the exact flow rate EHS recommend to guarantee consistent shower-temperature hot water from a combi boiler regardless of incoming mains pressure.\u003c\/div\u003e\n        \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"height:2px; background:#008377CF; margin:28px 0; border:none;\"\u003e\u003c\/div\u003e\n\n    \u003cdiv style=\"margin:20px 0;\"\u003e\n        \u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px; border-radius:6px 6px 0 0; font-size:15px;\"\u003eKit Contents\u003c\/div\u003e\n        \u003cdiv style=\"border:1px solid #e0e0e0; border-top:none; border-radius:0 0 6px 6px; overflow:hidden;\"\u003e\n            \n        \u003cdiv style=\"display:flex; background:#f7fcfb; border-bottom:1px solid #eee;\"\u003e\n            \u003cdiv style=\"flex:0 0 46%; padding:9px 12px; font-weight:bold; color:#333; font-size:14.5px;\"\u003ePart No.\u003c\/div\u003e\n            \u003cdiv style=\"flex:1; padding:9px 12px; color:#333; font-size:14.5px;\"\u003eEHS-COMBIKIT251F\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"display:flex; background:#ffffff; border-bottom:1px solid #eee;\"\u003e\n            \u003cdiv style=\"flex:0 0 46%; padding:9px 12px; font-weight:bold; color:#333; font-size:14.5px;\"\u003eMagnetic Filter\u003c\/div\u003e\n            \u003cdiv style=\"flex:1; padding:9px 12px; color:#333; font-size:14.5px;\"\u003eSentinel Vortex 250\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"display:flex; background:#f7fcfb; border-bottom:1px solid #eee;\"\u003e\n            \u003cdiv style=\"flex:0 0 46%; padding:9px 12px; font-weight:bold; color:#333; font-size:14.5px;\"\u003eSystem Cleaner\u003c\/div\u003e\n            \u003cdiv style=\"flex:1; padding:9px 12px; color:#333; font-size:14.5px;\"\u003eSentinel X300\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"display:flex; background:#ffffff; border-bottom:1px solid #eee;\"\u003e\n            \u003cdiv style=\"flex:0 0 46%; padding:9px 12px; font-weight:bold; color:#333; font-size:14.5px;\"\u003eSystem Inhibitor\u003c\/div\u003e\n            \u003cdiv style=\"flex:1; padding:9px 12px; color:#333; font-size:14.5px;\"\u003eSentinel X100\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"display:flex; background:#f7fcfb; border-bottom:1px solid #eee;\"\u003e\n            \u003cdiv style=\"flex:0 0 46%; padding:9px 12px; font-weight:bold; color:#333; font-size:14.5px;\"\u003eThermostat\u003c\/div\u003e\n            \u003cdiv style=\"flex:1; padding:9px 12px; color:#333; font-size:14.5px;\"\u003eEPH Combi Pack 4 — wireless RF, OpenTherm, Boiler Plus compliant\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"display:flex; background:#ffffff; border-bottom:1px solid #eee;\"\u003e\n            \u003cdiv style=\"flex:0 0 46%; padding:9px 12px; font-weight:bold; color:#333; font-size:14.5px;\"\u003eFilling Loop\u003c\/div\u003e\n            \u003cdiv style=\"flex:1; padding:9px 12px; color:#333; font-size:14.5px;\"\u003eWRAS approved\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"display:flex; background:#f7fcfb; border-bottom:1px solid #eee;\"\u003e\n            \u003cdiv style=\"flex:0 0 46%; padding:9px 12px; font-weight:bold; color:#333; font-size:14.5px;\"\u003eBypass Valve\u003c\/div\u003e\n            \u003cdiv style=\"flex:1; padding:9px 12px; color:#333; font-size:14.5px;\"\u003eAutomatic Bypass Valve (ABV) — mandatory per EHS specification\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"display:flex; background:#ffffff; border-bottom:1px solid #eee;\"\u003e\n            \u003cdiv style=\"flex:0 0 46%; padding:9px 12px; font-weight:bold; color:#333; font-size:14.5px;\"\u003eIsolation Valves\u003c\/div\u003e\n            \u003cdiv style=\"flex:1; padding:9px 12px; color:#333; font-size:14.5px;\"\u003e4× full-bore — 2× ½\" and 2× ¾\"\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"display:flex; background:#f7fcfb; border-bottom:1px solid #eee;\"\u003e\n            \u003cdiv style=\"flex:0 0 46%; padding:9px 12px; font-weight:bold; color:#333; font-size:14.5px;\"\u003eDHW Flow Restrictor\u003c\/div\u003e\n            \u003cdiv style=\"flex:1; padding:9px 12px; color:#333; font-size:14.5px;\"\u003eCaleffi — 5 L\/min\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"margin:20px 0;\"\u003e\n        \u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px; border-radius:6px 6px 0 0; font-size:15px;\"\u003eCompatibility \u0026amp; Standards\u003c\/div\u003e\n        \u003cdiv style=\"border:1px solid #e0e0e0; border-top:none; border-radius:0 0 6px 6px; overflow:hidden;\"\u003e\n            \n        \u003cdiv style=\"display:flex; background:#f7fcfb; border-bottom:1px solid #eee;\"\u003e\n            \u003cdiv style=\"flex:0 0 46%; padding:9px 12px; font-weight:bold; color:#333; font-size:14.5px;\"\u003eCompatible With\u003c\/div\u003e\n            \u003cdiv style=\"flex:1; padding:9px 12px; color:#333; font-size:14.5px;\"\u003eEHS FLEX electric combi and system boilers, including ALC1-1PCO-14F (14kW Primus Flex Combi)\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"display:flex; background:#ffffff; border-bottom:1px solid #eee;\"\u003e\n            \u003cdiv style=\"flex:0 0 46%; padding:9px 12px; font-weight:bold; color:#333; font-size:14.5px;\"\u003eChemical Treatment Standard\u003c\/div\u003e\n            \u003cdiv style=\"flex:1; padding:9px 12px; color:#333; font-size:14.5px;\"\u003eBS 7593 (treatment of water in heating systems)\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"display:flex; background:#f7fcfb; border-bottom:1px solid #eee;\"\u003e\n            \u003cdiv style=\"flex:0 0 46%; padding:9px 12px; font-weight:bold; color:#333; font-size:14.5px;\"\u003eFilling Loop Standard\u003c\/div\u003e\n            \u003cdiv style=\"flex:1; padding:9px 12px; color:#333; font-size:14.5px;\"\u003eWRAS Water Regulations Approval Scheme\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"display:flex; background:#ffffff; border-bottom:1px solid #eee;\"\u003e\n            \u003cdiv style=\"flex:0 0 46%; padding:9px 12px; font-weight:bold; color:#333; font-size:14.5px;\"\u003eThermostat Compliance\u003c\/div\u003e\n            \u003cdiv style=\"flex:1; padding:9px 12px; color:#333; font-size:14.5px;\"\u003eBoiler Plus (Part L Building Regulations), OpenTherm\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"display:flex; background:#f7fcfb; border-bottom:1px solid #eee;\"\u003e\n            \u003cdiv style=\"flex:0 0 46%; padding:9px 12px; font-weight:bold; color:#333; font-size:14.5px;\"\u003eWarranty Impact\u003c\/div\u003e\n            \u003cdiv style=\"flex:1; padding:9px 12px; color:#333; font-size:14.5px;\"\u003eExtends EHS boiler warranty from 5 years to 7 years total when boiler is registered\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\u003cdiv style=\"height:2px; background:#008377CF; margin:28px 0; border:none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n    \u003cdetails style=\"margin-bottom:10px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n        \u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer; list-style:none; font-size:15px;\"\u003eDo I need this kit if I already have a magnetic filter and thermostat on site?\u003c\/summary\u003e\n        \u003cdiv style=\"padding:14px 16px; font-size:14.5px; color:#333; background:#fff;\"\u003eIf existing components already meet the EHS specification (a compatible magnetic filter, WRAS filling loop, automatic bypass valve and Part L compliant thermostat), the individual missing items can be purchased separately. This kit is intended for a full, compliant installation in one order and is what qualifies the boiler for the \u003cstrong\u003e2-year extended warranty\u003c\/strong\u003e when purchased alongside it.\u003c\/div\u003e\n    \u003c\/details\u003e\n    \u003cdetails style=\"margin-bottom:10px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n        \u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer; list-style:none; font-size:15px;\"\u003eWhy is the automatic bypass valve described as mandatory?\u003c\/summary\u003e\n        \u003cdiv style=\"padding:14px 16px; font-size:14.5px; color:#333; background:#fff;\"\u003eEHS's own installation manual states that without an automatic bypass valve, the boiler's paddle flow switch can detect inadequate flow as thermostatic radiator valves close down, triggering an \u003cstrong\u003eF6 error code\u003c\/strong\u003e or a full boiler shutdown. EHS state this directly affects the manufacturer's warranty if omitted.\u003c\/div\u003e\n    \u003c\/details\u003e\n    \u003cdetails style=\"margin-bottom:10px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n        \u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer; list-style:none; font-size:15px;\"\u003eDoes the Caleffi flow restrictor work with any EHS FLEX combi boiler?\u003c\/summary\u003e\n        \u003cdiv style=\"padding:14px 16px; font-size:14.5px; color:#333; background:#fff;\"\u003eThe 5 L\/min restrictor is the flow rate EHS specify to ensure a consistent temperature rise from combi models up to 14kW, such as the \u003cstrong\u003eEHS Primus 14000C Flex (ALC1-1PCO-14F)\u003c\/strong\u003e. For higher-output 3-phase combi models, EHS recommend checking the flow requirement against the boiler's own technical data sheet.\u003c\/div\u003e\n    \u003c\/details\u003e\n    \u003cdetails style=\"margin-bottom:10px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n        \u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer; list-style:none; font-size:15px;\"\u003eIs the thermostat wireless or does it need hard-wiring to the boiler?\u003c\/summary\u003e\n        \u003cdiv style=\"padding:14px 16px; font-size:14.5px; color:#333; background:#fff;\"\u003eThe \u003cstrong\u003eEPH Combi Pack 4\u003c\/strong\u003e is a wireless RF thermostat and receiver. The receiver connects to the boiler's zero-volt thermostat terminal — this must never be supplied with live voltage, as doing so will damage the boiler's main circuit board and invalidate the warranty.\u003c\/div\u003e\n    \u003c\/details\u003e\n    \u003cdetails style=\"margin-bottom:10px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n        \u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer; list-style:none; font-size:15px;\"\u003eDoes fitting this kit replace the need for a qualified installer?\u003c\/summary\u003e\n        \u003cdiv style=\"padding:14px 16px; font-size:14.5px; color:#333; background:#fff;\"\u003eNo. EHS boilers must be installed by a \u003cstrong\u003equalified heating engineer and a Part P registered electrician\u003c\/strong\u003e, in accordance with the EHS installation manual, BS 7671, Building Regulations, and the Water Supply (Water Fittings) Regulations 1999. This kit supplies the compliant components; it does not replace the qualified installation itself.\u003c\/div\u003e\n    \u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"EHS","offers":[{"title":"Default Title","offer_id":65991473856861,"sku":"EHS-COMBIKIT251F","price":270.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/EHSBoilerInstallerKitEHS-COMBIKIT251F.jpg?v=1790070999","url":"https:\/\/qualityheating.co.uk\/products\/ehs-boiler-installer-kit-wras-filling-loop-magnetic-filter-thermostat","provider":"AIZO Quality Heating","version":"1.0","type":"link"}