Watts RK 757/757DCDA-CK2 6 - Part of the RK-757 Series Access Tile ZN1926-4NH

ZN1926-4NH

Dura-coated cast iron body built for strength and corrosion resistance

Specifications Brand Watts Buy American Act Compliant NO Outlet Connection Size 4 IN Outlet Connection Type Push Specification Sheet - FD-1100-A

heel-proof ductile-iron square grate

Watts RK 757/757DCDA-CK2 6 - Part of the RK-757 Series Access Tile ZN1926-4NHThis second check repair kit provides all the parts necessary to repair or replace the second check on a 6 inch double check valve assembly backflow preventer, model 757, and double check detector assembly backflow preventer, model 757DCDA. This kit consist of a first check module, check module O ring, and red silicone disc elastomer. Features Factory replacement kit No special tools required for servicing All parts are made of high quality materials