Watts 957RPDA-DOSY-LM 4 - Part of the 957RPDA Series R304 Detectable Warning Surfaces Features Gauge tapping with gauge

Features Gauge tapping with gauge

This Watts 14 inch round large area roof drain is manufactured from epoxy-coated cast iron for long life and durability

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

Z450-3IP-6B

Watts 957RPDA-DOSY-LM 4 - Part of the 957RPDA Series R304 Detectable Warning Surfaces Features Gauge tapping with gaugeThis 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.