Watts RK 919-RT 1 1/4-1 1/2 - Part of the RK-919 Series ZA100F-4NH ZN456-2NH-7B

ZN456-2NH-7B

and institutional flat roof systems

Anchored Installation – Built-in bottom flanges keep the channel firmly in place for neat

Roll heights range from 10” to 60” with the lengths mainly being 100’ with a few rolls being 80’ in length

Watts RK 919-RT 1 1/4-1 1/2 - Part of the RK-919 Series ZA100F-4NH ZN456-2NH-7BThis 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