Compact iStop Anti Freeze Valve (High Temp)

Designed for use with Heat Pumps using R290 as medium. The latest iStop Anti-freeze valve from Caleffi is ideal for use on installations where higher supply temperatures can be reached, such as R290 heat pumps. Maximum working pressure: 10 bar Medium temperature range: 0–90 °C Ambient temperature range: -30–60 °C Opening temperature: 3 °C Closing temperature: 4 °C Material: brass