HR91 is an wireless electronic radiator controller with a modern design. It measure and control the temperature in each room and in combination with evohome, the HR91 controls up to 12 individual radiators and zones. Every heating zone has the ability to be individually control up to six times per day. These slim, ergonomically-designed radiator controllers will fit on most standard TRV bodies. They are battery powered with a two-year battery life and the best choice for radiator cabinets or for areas where the HR92 screen is inappropriate.
- Continuous 2-way communication with the evohome
- Easy installation
- Open window feature that shuts off the radiator when room temperature drops
- Energy saving: if the HR91 detects a temperature drop (due to a window or door opening) the radiator valve is closed for a set time
- Fits on the most common radiator valves of the type M30x1,5
- Child lock mechanism on the controller with simple mounting lock
- Anti-vandal protection shield (available as an accessory)