Febco - FRK 870/880 CBHF 2 1/2-3 - Part of the RK-870/880 Series Strata Systems and may be adjusted from

and may be adjusted from 25 to 75 psi (172 to 517 kPa)

ZM400SH-4IG

and prefixed versions: ZB521-3NH

adjustable stud mounting brackets

Febco - FRK 870/880 CBHF 2 1/2-3 - Part of the RK-870/880 Series Strata Systems and may be adjusted fromThis cover assembly kit includes the parts necessary to repair or replace the inlet cover of a 2 1 2 and 3 inch double check valve assembly and a reduced pressure zone assembly. All parts are genuine and original to the valve. Features Factory replacement parts No special tools required for servicing All parts are made of high quality materials Fits 2 1 2 and 3 inch double check valve assembly and reduced pressure zone assembly Specifications