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fire-retardant virgin film laminated with molten polyethylene
Z450-3IP-6B
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
It features a push-fit internal pipe gasket seal (no caulking required)
Watts 957RPDA-DOSY-LM 4 - Part of the 957RPDA Series R304 Detectable Warning Surfaces fire-retardant virgin film laminated withThis 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.
US$ 277.50
US$ 498.00
US$ 498.00