Caleffi Frostschutzventil verhindert Einfrieren von Heizsystemen Connection size:1 1/4" - 70 kV and solar circuits

and solar circuits

This addition supports optimized air supply

in denen eine ruhige Klimatisierung wichtig ist

and air conditioning (PHVAC) specialist

such as rural or industrial areas

Caleffi Frostschutzventil verhindert Einfrieren von Heizsystemen Connection size:1 1/4" - 70 kV and solar circuitsCaleffi frost protection valve for heat pumps 1" and 1 1 4'' with outside air duct The frost protection valve prevents the medium in the system circuit from freezing and thus prevents damage to the heat pump and pipes. The valve is a mechanically operating protective system. The version with an outdoor air sensor allows the system to operate in cooling mode even when the water temperature approaches 3C. TECHNICAL DATA Frost protection valve Caleffi