{"product_id":"vaillant-vr91f-wireless-programmable-room-thermostat-0020231566","title":"Vaillant VR91F Wireless Programmable Room Thermostat | 0020231566","description":"\u003cdiv style=\"font-size: 16px; max-width: 900px; margin: 0 auto; font-family: Arial, Helvetica, sans-serif; color: #333333; line-height: 1.6;\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eVaillant VR91F Wireless Programmable Room Thermostat\u003c\/strong\u003e is a dedicated \u003cstrong\u003ewireless remote control unit\u003c\/strong\u003e for Vaillant heating and cooling systems using the \u003cstrong\u003emultiMATIC VRC 700f\u003c\/strong\u003e weather compensated control. It allows a homeowner or installer to control an individual heating zone conveniently from the room, using a clear digital display, weekly scheduling and intuitive menu navigation.\u003c\/p\u003e\n\u003cp\u003eDesigned for straightforward day to day operation, the \u003cstrong\u003eVR91F\u003c\/strong\u003e communicates over Vaillant’s \u003cstrong\u003eeBUS\u003c\/strong\u003e system and uses reliable \u003cstrong\u003e868 MHz wireless communication\u003c\/strong\u003e. Its built in programming, room temperature sensing and hygrometer functions help maintain comfortable conditions while supporting efficient system control.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 12px; margin: 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1 1 130px; min-width: 130px; border: 2px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 13px; color: #008377cf; font-weight: bold;\"\u003eControl Type\u003c\/div\u003e\n\u003cdiv style=\"font-size: 15px; font-weight: bold;\"\u003eWireless Room Control\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 130px; min-width: 130px; border: 2px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 13px; color: #008377cf; font-weight: bold;\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"font-size: 15px; font-weight: bold;\"\u003emultiMATIC VRC 700f\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 130px; min-width: 130px; border: 2px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 13px; color: #008377cf; font-weight: bold;\"\u003eWireless Range\u003c\/div\u003e\n\u003cdiv style=\"font-size: 15px; font-weight: bold;\"\u003eUp to 100 m outdoors\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 130px; min-width: 130px; border: 2px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 13px; color: #008377cf; font-weight: bold;\"\u003ePower\u003c\/div\u003e\n\u003cdiv style=\"font-size: 15px; font-weight: bold;\"\u003e4 x LR06 Batteries\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 130px; min-width: 130px; border: 2px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 13px; color: #008377cf; font-weight: bold;\"\u003eProtection\u003c\/div\u003e\n\u003cdiv style=\"font-size: 15px; font-weight: bold;\"\u003eIP20 \/ Class III\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 130px; min-width: 130px; border: 2px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 13px; color: #008377cf; font-weight: bold;\"\u003eMPN\u003c\/div\u003e\n\u003cdiv style=\"font-size: 15px; font-weight: bold;\"\u003e0020231566\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 5px solid #008377CF; background: #f2faf8; padding: 14px 16px; border-radius: 6px; margin-bottom: 14px;\"\u003e\n\u003cstrong style=\"color: #008377cf;\"\u003eImportant compatibility note:\u003c\/strong\u003e The \u003cstrong\u003eVR91F\u003c\/strong\u003e is a wireless remote control unit and must be used with a compatible \u003cstrong\u003eVaillant multiMATIC VRC 700f\u003c\/strong\u003e wireless system control. It is not a standalone thermostat.\u003c\/div\u003e\n\u003cdiv style=\"border-left: 5px solid #b45309; background: #fff8eb; padding: 14px 16px; border-radius: 6px; margin-bottom: 14px;\"\u003e\n\u003cstrong\u003eInstallation guidance:\u003c\/strong\u003e For best wireless performance and accurate temperature sensing, install the unit on an internal wall at approximately \u003cstrong\u003e1.5 m\u003c\/strong\u003e height, away from direct sunlight, draughts and local heat sources.\u003c\/div\u003e\n\u003cdiv style=\"border-left: 5px solid #b91c1c; background: #fef2f2; padding: 14px 16px; border-radius: 6px; margin-bottom: 24px;\"\u003e\n\u003cstrong\u003eSafety and suitability:\u003c\/strong\u003e This control is intended for indoor use in a dry, protected location. Installation, configuration and connection to the heating system should be carried out by a competent person in accordance with the manufacturer’s instructions and applicable UK requirements.\u003c\/div\u003e\n\u003cp style=\"font-size: 18px; font-weight: bold; color: #008377cf; border-bottom: 2px solid #008377CF; padding-bottom: 6px;\"\u003eKey Features\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 24px;\"\u003e\n\u003cdiv style=\"flex: 1 1 270px; min-width: 270px; border: 1px solid #d9d9d9; border-top: 4px solid #008377CF; border-radius: 8px; padding: 14px;\"\u003e\n\u003cdiv style=\"font-weight: bold; color: #008377cf; margin-bottom: 6px;\"\u003eWireless Zone Control\u003c\/div\u003e\n\u003cp style=\"margin: 0;\"\u003eProvides convenient \u003cstrong\u003ewireless control of an individual heating or cooling zone\u003c\/strong\u003e, helping improve comfort without additional wiring to the control location.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 270px; min-width: 270px; border: 1px solid #d9d9d9; border-top: 4px solid #008377CF; border-radius: 8px; padding: 14px;\"\u003e\n\u003cdiv style=\"font-weight: bold; color: #008377cf; margin-bottom: 6px;\"\u003eWeekly Programming\u003c\/div\u003e\n\u003cp style=\"margin: 0;\"\u003eCreate a tailored \u003cstrong\u003eweekly heating schedule\u003c\/strong\u003e, with night setback and special operating functions to suit everyday routines.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 270px; min-width: 270px; border: 1px solid #d9d9d9; border-top: 4px solid #008377CF; border-radius: 8px; padding: 14px;\"\u003e\n\u003cdiv style=\"font-weight: bold; color: #008377cf; margin-bottom: 6px;\"\u003eClear Digital Display\u003c\/div\u003e\n\u003cp style=\"margin: 0;\"\u003eThe large \u003cstrong\u003edigital display\u003c\/strong\u003e uses text and symbols to make status, settings and programming simple to understand.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 270px; min-width: 270px; border: 1px solid #d9d9d9; border-top: 4px solid #008377CF; border-radius: 8px; padding: 14px;\"\u003e\n\u003cdiv style=\"font-weight: bold; color: #008377cf; margin-bottom: 6px;\"\u003eBuilt In Hygrometer\u003c\/div\u003e\n\u003cp style=\"margin: 0;\"\u003eAn integrated \u003cstrong\u003ehygrometer\u003c\/strong\u003e supports cooling operation by monitoring room humidity and calculating the dew point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 270px; min-width: 270px; border: 1px solid #d9d9d9; border-top: 4px solid #008377CF; border-radius: 8px; padding: 14px;\"\u003e\n\u003cdiv style=\"font-weight: bold; color: #008377cf; margin-bottom: 6px;\"\u003eeBUS Communication\u003c\/div\u003e\n\u003cp style=\"margin: 0;\"\u003eCommunicates with the system via the \u003cstrong\u003eeBUS interface\u003c\/strong\u003e, allowing the room control to exchange temperature and status information with the Vaillant control system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 270px; min-width: 270px; border: 1px solid #d9d9d9; border-top: 4px solid #008377CF; border-radius: 8px; padding: 14px;\"\u003e\n\u003cdiv style=\"font-weight: bold; color: #008377cf; margin-bottom: 6px;\"\u003eInstaller Friendly Setup\u003c\/div\u003e\n\u003cp style=\"margin: 0;\"\u003eAn \u003cstrong\u003einstallation assistant\u003c\/strong\u003e, selectable BUS address and zone settings help make commissioning straightforward for heating engineers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 18px; font-weight: bold; color: #008377cf; border-bottom: 2px solid #008377CF; padding-bottom: 6px;\"\u003eTechnical Specifications\u003c\/p\u003e\n\u003cdiv style=\"border: 1px solid #008377CF; border-radius: 8px; overflow: hidden; margin-bottom: 24px;\"\u003e\n\u003cdiv style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 10px 14px;\"\u003eGeneral\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #e5e5e5;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eBrand\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003eVaillant\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #e5e5e5; background: #f7f7f7;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eModel\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003eVR91F\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #e5e5e5;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eManufacturer Part Number (MPN)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003e0020231566\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #e5e5e5; background: #f7f7f7;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eProduct Type\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003eWireless programmable room control \/ remote control unit\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #e5e5e5;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eColour\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003eWhite\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eIntended Use\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003eIndoor heating and cooling zone control\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 10px 14px;\"\u003eCompatibility \u0026amp; Communication\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #e5e5e5;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eRequired System Control\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003eVaillant multiMATIC VRC 700f wireless control\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #e5e5e5; background: #f7f7f7;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eCommunication Interface\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003eeBUS\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #e5e5e5;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eWireless Frequency\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003e868.0 to 868.6 MHz\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #e5e5e5; background: #f7f7f7;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eMaximum Transmission Power\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003eLess than 25 mW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #e5e5e5;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eOutdoor Range\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003eUp to 100 m in open field\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eIndoor Range\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003eUp to 25 m within a building\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 10px 14px;\"\u003eElectrical \u0026amp; Environmental\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #e5e5e5;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eBattery Type\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003e4 x LR06 (AA) batteries\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #e5e5e5; background: #f7f7f7;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eRated Surge Voltage\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003e330 V\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #e5e5e5;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003ePermitted Ambient Temperature\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003e0°C to 60°C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #e5e5e5; background: #f7f7f7;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003ePermitted Room Humidity\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003e20% to 95%\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #e5e5e5;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eIngress Protection\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003eIP20\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eProtection Class\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003eClass III\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 10px 14px;\"\u003eDimensions\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #e5e5e5;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eHeight\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003e115 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #e5e5e5; background: #f7f7f7;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eWidth\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003e147 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px; font-weight: bold;\"\u003eDepth\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; padding: 10px 14px;\"\u003e50 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 18px; font-weight: bold; color: #008377cf; border-bottom: 2px solid #008377CF; padding-bottom: 6px;\"\u003eFrequently Asked Questions\u003c\/p\u003e\n\u003cdetails style=\"border: 1px solid #008377CF; border-radius: 6px; margin-bottom: 10px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 12px 14px; cursor: pointer;\"\u003eIs the Vaillant VR91F a standalone room thermostat?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 14px;\"\u003eNo. The \u003cstrong\u003eVR91F\u003c\/strong\u003e is a wireless remote control unit and must be used with a compatible \u003cstrong\u003eVaillant multiMATIC VRC 700f\u003c\/strong\u003e wireless system control.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #008377CF; border-radius: 6px; margin-bottom: 10px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 12px 14px; cursor: pointer;\"\u003eWhat can the VR91F control?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 14px;\"\u003eIt enables control of an individual \u003cstrong\u003eheating or cooling zone\u003c\/strong\u003e through the connected Vaillant system, including temperature settings, scheduling and operating modes.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #008377CF; border-radius: 6px; margin-bottom: 10px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 12px 14px; cursor: pointer;\"\u003eDoes it require batteries?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 14px;\"\u003eYes. The unit is powered by \u003cstrong\u003e4 x LR06 (AA) batteries\u003c\/strong\u003e, allowing wireless operation without a mains connection at the control location.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #008377CF; border-radius: 6px; margin-bottom: 10px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 12px 14px; cursor: pointer;\"\u003eCan it be used for cooling as well as heating?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 14px;\"\u003eYes. The \u003cstrong\u003eVR91F\u003c\/strong\u003e supports weekly programming for both heating and cooling, and includes an integrated \u003cstrong\u003ehygrometer\u003c\/strong\u003e for cooling related humidity monitoring.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #008377CF; border-radius: 6px; margin-bottom: 10px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 12px 14px; cursor: pointer;\"\u003eWhere should the VR91F be installed?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 14px;\"\u003eInstall it on an internal wall at around \u003cstrong\u003e1.5 m\u003c\/strong\u003e height, avoiding direct sunlight, draughts and heat sources, to support accurate room temperature measurement and reliable wireless communication.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #008377CF; border-radius: 6px; margin-bottom: 10px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 12px 14px; cursor: pointer;\"\u003eIs professional installation recommended?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 14px;\"\u003eYes. Configuration and integration with the Vaillant heating or cooling system should be completed by a competent installer, following the manufacturer’s installation instructions and applicable UK requirements.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":67655007371654,"sku":"0020231566","price":189.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Vaillant_VR91F_Wireless_Programmable_Room_Thermostat_1.jpg?v=1792406147","url":"https:\/\/qualityheating.co.uk\/products\/vaillant-vr91f-wireless-programmable-room-thermostat-0020231566","provider":"AIZO Quality Heating","version":"1.0","type":"link"}