Watts LFRK 909-RV 8-10 - Part of the RK-LF909 Series Tactile Paving This repair kit is for

This repair kit is for the replacement of the 4 inch Watts backflow preventer valve seat

stem O-ring and cover O-ring

two in-line independent positive seating check modules

ZN150F-2NH-DG

Removable cover design supports access to standpipe or sump for inspection and cleaning

Watts LFRK 909-RV 8-10 - Part of the RK-LF909 Series Tactile Paving This repair kit is forThis repair kit is for the replacement of the 8 to 10 inch backflow preventer relief valve. It consists of a diaphragm, disc, molded disc assembly, piston O ring, stem O ring and cover O ring. Features Factory replacement kit No special tools required for changing parts Parts made of high quality material Original parts insure long service life Specifications Kit Type Relief Valve Rubber Parts Kit Lead Free YES Product Group BACKFLOW KITS UPC