Boiler safety drain valve for use with ultrastore water heaters.
Technical specifications:
-Pump pressure max. 2.8 bar
-System pressure max. 4.5bar
-Closing temperature over approx. 7 c (ambient temperature)
-Opening temperature below approx. 3 c (ambient temperature)
-Operating temperature -30c – +80 c
-Weight 200g
-This version uses 10mm flexible hose connections.

