Watts LFRK 909-CK1 4 - Part of the RK-LF909 Series dura-skrim-selector double union quick connect inlet

double union quick connect inlet and outlet

UPC - 098268599541

and other expansive flat surfaces

a loose-set heel-proof ductile iron grate supported by a removable bucket

It is suitable for water heaters with up to 1 3/4 inches (45mm) of insulation

Watts LFRK 909-CK1 4 - Part of the RK-LF909 Series dura-skrim-selector double union quick connect inletThis 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,