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it helps protect roof membranes and assemblies while managing water flow from secondary sources
ZN191-5X4X24-3NH
Robust Construction for Wet Areas: Built to endure moisture
Buna-N disc
Specifications Kit Type Handle Kit Lead Free Not In Scope Product Group BUTTERFLY UPC - 098268639469
Watts RK 919-RT 1 1/4-1 1/2 - Part of the RK-919 Series roof-hatch-finder it helps protect roof membranesThis 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
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