This is a relief valve repair kit for the 2 1/2 - 10" Febco 860 and 880 Series reduced pressure zone backflow preventers. This kit includes all internal parts inside of the relief valve assembly. No check parts are included in this kit. Genuine Febco repair parts. No special tools are required for servicing.
**Notice: The original Febco 860 & 880 and LF860 & LF880 use different parts. Please be sure which model you have before ordering. The LF860 & LF880 can be identified by an epoxy coated relief valve body. The original 860 & 880 series had a bronze relief valve body