Watts LFRK 909-CK1 4 - Part of the RK-LF909 Series Window Well Extension Maximum pressure is 50 psi

Maximum pressure is 50 psi (3

Specifications Buy American Act Compliant NO Kit Type Seat Kit Lead Free NO Product Group BACKFLOW KITS UPC - 098268803204

NPT threaded male inlet connection

Bubble tight seating

unit ventilators

Watts LFRK 909-CK1 4 - Part of the RK-LF909 Series Window Well Extension Maximum pressure is 50 psiThis repair kit is for the replacement of the 4 inch Watts lead free backflow preventer first check valve series 909. It consists of a disc assembly, spring and a 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 Compatible Series or Model LF909, 909 Compatible Size Used On 4 IN Kit Contents Disc and Spring Assembly,