Watts 757NDCDA-OSY-CFM 8 - Part of the 757DCDA Series ADA Pad Membrane Flashing Clamp: Securely anchors

Membrane Flashing Clamp: Securely anchors the roofing membrane to ensure a watertight seal around the drain

This ball valve is rated for 125 WSP/400 WOG

and an atmospheric vent

This 8 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 in accordance with national plumbing codes and water authority requirements

and reversible rubber seat discs

Watts 757NDCDA-OSY-CFM 8 - Part of the 757DCDA Series ADA Pad Membrane Flashing Clamp: Securely anchorsThis 8 IN, N pattern, double check detector backflow preventer assembly prevents the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. Its compact housing consists of two independently operating tri link check valves, two shutoff valves, and four test cocks. It has a cubic foot meter. It features a stainless steel housing and sleeve and is 70 percent lighter than traditional designs. It is