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This 1-1/2 in anti-siphon pressure vacuum breaker backflow preventer helps prevent the reverse flow of polluted water from entering into the potable water supply due to back siphonage. It consists of bronze body construction, silicone rubber check valve disc, plastic check valve seat, stainless steel springs, a bonnet with silicone rubber O-ring seal, a light-weight plastic disc float, tee handle shut-off, and test cocks for winterization draining. It is ideal in health hazard continuous pressure applications such as irrigation systems and industrial process water systems where the water enters the equipment at or below its flood rim.
WATTS® Vacuum Breaker, 800M4-QT Series, 1-1/2 in Nominal, FNPT Connection, 150 psi, 7.5 fps Flow Rate, Bronze Body, 33 to 140 deg F, 9-1/2 in L x 9-1/4 in W
Body Material | : | Bronze |
Connection Type | : | FNPT |
Dimensions | : | 9-1/2 in L x 9-1/4 in W |
Flow Rate | : | 7.5 fps |
Nominal Size | : | 1-1/2 in |
Plumbing and Flow Control | : | Plumbing and Flow Control |
Pressure Rating | : | 150 psi |
Series | : | 800M4-QT Series |
Temperature Rating | : | 33 to 140 deg F |