GA - Model Series 992 - Combination Vacuum Breaking and Air Release Valve
The Figure 992 Combination Vacuum Breaking and Air Release Valves is a 2-valve assembly consisting of a Figure 990 Vacuum Breaking Valve and a Figure 920 Air Release Valve. It is suitable for water that does not contain solids or debris. The valve is available from 2-1/2” (DN65) to 12” (DN300) with ANSI Class 125 or Class 250 flanged cast iron body for pressures to 400 PSI (2,758 kPa). The air release valve is standard with either 3/16” (5mm) orifice for working pressure up to 150 PSI (1,034 kPa) or 1/8” (3mm) for pressure to 300 PSI (2,069 kPa).