Watts RK 919-RT 1 1/4-1 1/2 - Part of the RK-919 Series roof-hatch-finder ZS400SS-4NL

ZS400SS-4NL

ZN191-5X4X24-3NH

16-inch diameter area drain engineered for demanding surface drainage applications

Buna-N disc

Watts RK 919-RT 1 1/4-1 1/2 - Part of the RK-919 Series roof-hatch-finder ZS400SS-4NLThis complete valve rubber repair kit provides all the parts necessary to repair or replace all the rubber parts of a 1 1 4 and 1 1 2 inch reduced pressure zone assembly backflow preventer, model 919. This kit consists of 2 check seat O rings, 2 check cover O rings, relief valve O ring, relief valve cover O ring, relief valve stem O ring, check rubber, relief valve diaphragm, quad ring, and relief valve disc. Features Factory replacement kit No