Air Valves Potable Water - Double Air Valve 150mm - PN16

Ductile iron construction
Large orifice float St St
High impact plastic float
WRc approved - Rilsan coating
Small orifice float high impact plastic
Inlet flanged PN16 or to order
Air vent and vacuum valve for filling and draining lines combined with air release valve to vent entrained air under operating pressure
Install in a vertical position flanged inlet at the bottom
Install with lever operated wafer lugged butterfly valve to isolate

Section 4.9