HomeMatic Hm-Cc-Rt-Dn

change per day)
Lowering of the temperature during ventilation is automatically detected by the integrated window open detection or by means of teach-in window contact, which avoids unnecessary heating during the ventilation phase.
Fits all common radiator valves and is easy to install - no draining of heating water or intervention in the heating system.
Additional boost function enables fast, short-term heating of the radiator
Exact adjustment of the temperature (accurate to 0.5°C)
Automatic frost protection with automatic valve opening in case of frost hazard
Automatic lime protection: automatic protection against calcification by regular valve movement
Stable valve seat thanks to metal knurled nut
New room concept enables easy setup with the CCU2