Shenyang Beixin Energy Saving Equipment Co., Ltd. [China]

Used in solar heater system To anti freezing of tank Action temp.:0c-5c

Solar heater antifreeze valve

Action temp.: When system temperature declines to 0c,it will open to outlet the cold water.It will close when the system temperature is above 5c.

Installed in solar heater system. 

Solar heater antifreeze valve