Watts 957-NRS-GXG-FS 6 - Part of the 957 Series Basement Window Well UPC - 098268023084

UPC - 098268023084

Our concrete waterproofing membrane is waterproof

• Core: Dual-height dimpled polymeric geospacer

Bleed Screw O-ring

Watts 957-NRS-GXG-FS 6 - Part of the 957 Series Basement Window Well UPC - 098268023084This 6 IN lead free stainless steel reduced pressure zone assembly backflow preventer help stop the reverse flow of liquids due to backpressure or backsiphonage, where potential health hazard exists. It has NRS groove by groove gate valves that work well in limited headroom situations. The easy maintenance assembly consists of positive seated torsion spring check modules, bottom mounted differential pressure relief valve, non rising stem resilient