Watts 957RPDA-DOSY-LM 4 - Part of the 957RPDA Series R304 Detectable Warning Surfaces This 3/4 inch hose connection

This 3/4 inch hose connection vacuum breaker backflow preventer permits the attachment of portable hoses to hose thread faucets and prevents the reverse flow of polluted water into the potable water supply due to backsiphonage

Cast Iron Durability – Engineered for longevity and resilience

fire-retardant virgin film laminated with molten polyethylene

This valve is ideal for residential

Z450-3IP-6B

Watts 957RPDA-DOSY-LM 4 - Part of the 957RPDA Series R304 Detectable Warning Surfaces This 3/4 inch hose connectionThis 4 inch reduced pressure detector assembly backflow preventer is designed to prevent the reverse flow of fire protection substances and water of non potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. Extremely compact and lighter than traditional designs it is approved for horizontal N pattern installation.