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An air gap provides an unobstructed, physical separation between the discharge end of a potable water supply line and an open receiving vessel. The installation of an air gap and drain line are recommended on reduced pressure zone assemblies. It can be installed vertically or horizontally (vent elbow required for vertical installation).
WATTS® Air Gap, Size: 4 in FNPT, Suitable For Use With: 4 to 6 in 909/LF909, 8 to 10 in 909/LF909M1 and 4 to 10 in 909RPDA Reduced Pressure Zone Backflow Preventer Assembly, Cast Iron, 4-7/8 in L x 3-1/4 in Dia
Dimensions | : | 4-7/8 in L x 3-1/4 in Dia |
Material | : | Cast Iron |
Plumbing and Flow Control | : | Plumbing and Flow Control |
Size | : | 4 in FNPT |
Suitable For Use With | : | 4 to 6 in 909/LF909, 8 to 10 in 909/LF909M1 and 4 to 10 in 909RPDA Reduced Pressure Zone Backflow Preventer Assembly |