Watts LF709-OSY 6 - Part of the LF709 Series Basement Window Well Flashing clamp plus integral gravel

Flashing clamp plus integral gravel stop for proper installation and protection

Suitable for up to 300 psi

UPC - 098268541533

This pressure relief valve has a 1 inch NPTF female inlet and outlet and a 40 psi pressure relief setpoint

Watts LF709-OSY 6 - Part of the LF709 Series Basement Window Well Flashing clamp plus integral gravelThis 6 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure. It is ideal for protection at cross connections identified as non health hazard applications and from other contaminants found at the service line entrance. This assembly consists of an fused epoxy