Watts LFRK 709-S 2 1/2-3 - Part of the RK-LF709 Series R304 Detectable Warning Surfaces Z551-4NH-SS

Z551-4NH-SS

Z161-3NH-OB

This first or second check repair kit provides all the parts necessary to repair or replace first or second check on 3/4 inch double check valve assembly backflow preventer

hydronic heating applications to separate air from water in the piping system

Built to handle high volumes of runoff and stand up to heavy use

Watts LFRK 709-S 2 1/2-3 - Part of the RK-LF709 Series R304 Detectable Warning Surfaces Z551-4NH-SSThis seat kit is used to repair or replace the seat on a 2 1 2 to 3 inch lead free double check valve assembly used to prevent the reverse flow of polluted water from entering into the potable water supply. This kit consists of a seat and a seat O ring, retainer wire and a cover O ring. It is ideal at referenced cross connections identified in non health hazard applications. Features Factory replacement parts No special tools required for changing