The Honeywell Home Evohome HR91 Wireless Thermostatic Radiator Valve Head is a slim, ergonomically designed controller that delivers precise room temperature control while improving your home’s energy efficiency. Designed to fit most standard TRV bodies, the HR91 provides reliable wireless communication with the Evohome system, allowing you to manage heating throughout your home with ease. Powered by batteries with up to two years of battery life, the HR91 is ideal for discreet installations such as radiator cabinets or locations where a display screen is unnecessary. Its compact design ensures seamless integration with your heating system while maintaining full functionality.
Smart Heating Control
When paired with the Evohome Display, the HR91 allows you to monitor and control up to twelve heating zones, giving you precise temperature control in every room. Each zone can be programmed independently with up to six temperature changes per day, helping you maintain comfort while reducing energy consumption.
Energy-Saving Features
The HR91 includes several intelligent features designed to maximise efficiency:
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Open Window Detection – Automatically closes the valve if a sudden temperature drop is detected, preventing wasted heat.
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Frost Protection – Protects pipes and radiators by maintaining a minimum temperature.
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Zone-Based Heating Control – Manage heating room by room for optimal comfort and energy savings.
Key Features :
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Slim, ergonomic radiator controller design
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Fits most standard TRV bodies, including M30 x 1.5 radiator valves
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Wireless communication with the Evohome Display
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Battery powered with up to 2-year battery life
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Open window detection for improved energy efficiency
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Frost protection setting
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Child lock mechanism to prevent accidental adjustments
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Tamper-proof wireless TRV
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Simple installation and mounting lock
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Product width: 60 mm
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1-year manufacturer guarantee
