Air Valves Potable Water - Double Air Valve – 25mm / 1” BSP - PN40

Ductile iron construction
PN40 rated
High impact plastic float
WRc approved
Air vent and vacuum valve for filling and draining lines combined with air release valve to vent entrained air under operating pressure
To be installed vertical with inlet nipple at the bottom
Install with an isolating ball valve
Optional 80mm flanged inlet

Section 4.5