Backflow Repair Parts & Kits

Watts 1" 800M4, LF800M4, or 800M4FR repair kit- vent kit. Kit includes float vent disc assembly (vent float, seal and spring) and bonnet o-ring. Ordering # 0887710

850/LF850 1" either #1 or #2 check assembly. Also is the #2 check only for either the 860/LF860/880 1" #2 check.

Febco 3/4" - 1 1/4" 805Y/825Y repair kit- check rubbers. Kit includes two seat discs and two cover o-rings. 

PART# 4A00502  RP4A/LFRP4A  #2 CK OR EITHER CHECK FOR THE DC4A/DCLF4A 1" MODEL.

IT IS ALSO THE PVB4A CHECK FOR THE 1 1/4" AND 1 1/2" SIZES

CAUTION!  This part IS NOT THE CHECK FOR THE PVB4A 1"  It does not fit the PVB4A 1"!  If you have a PVB4A 1" and you need the check assembly you need a part number 4A00402!

PART# 40004A4  RUBBER KIT FOR BOTH CHECK VALVES AND THE RELIEF VALVE FOR A 3/4"-1" RP40 SERIES.

ALL INTERNAL PARTS FOR BOTH CHECKS AND RELIEF VALVE FOR THE RP4A AND THE RPLF4A MODELS.  THIS IS EVERY REMOVABLE PART IN THE ASSEMBLY 2".  RUBBERS, PLASTICS AND SPRINGS.

Watts 1 1/2"-2" 007M1 repair kit- total kit. Kit includes first check repair kit, second check repair kit, retainer (if plastic). Ordering # 0887192

PART#4V50003 AIR INLET REPAIR KIT FOR SIZES 1/2", 3/4" AND 1" FOR PVB MODEL 4V

PART# 905343 850/LF850 1" check rubber kit for both checks. Can also be used for the 860/LF860 1" checks.

This is the bonnet and bonnet o-ring and the poppet assembly for the 1/2" and 3/4" model 765.

975XL AND 975XL2 RUBBER AND SPRING KIT FOR 3/4"-1". THIS IS RUBBERS AND SPRINGS FOR BOTH CHECKS AND RELIEF VALVE

Watts 1/2"-3/4" 800M4 or LF800M4 retrofit repair kit- float kit. Kit includes float disc assembly, vent spring, bonnet, and bonnet o-ring. Ordering # 0887726

Watts 1 1/4"- 1 1/2" 009M2 and LF009M2 repair kit- total kit. Kit includes relief valve repair kit, first check repair kit, second check repair kit, retainer (if plastic). 

Watts 3/4"-1" 007M1 or LF007M1 repair kit- rubber total. Kit includes cover o-ring, two disc assemblies and two seat o-rings. 

Watts 009M2 and LF009M2 2" repair kit for the first check. Kit includes first check assembly, cover o-ring and sensing passage o-ring. Ordering # 0887540

Watts 009M2 and LF009M2 1 1/4" - 1 1/2" first check repair kit. Kit includes check assembly and cover o-ring. Order # 0887300

POPPET REPAIR KIT FOR EITHER CHECK OF THE 40 SERIES MODELS 3/4"-1"

Watts 1" 800M4 and LF800M4  total repair kit. Kit includes check valve repair kit, vent float repair kit, bonnet assembly repair kit and seat repair kit. Ordering # 0887728

COMPLETE CHECKS, SPRING, RUBBERS, SEATS 3/4"-1".  ALL INTERNAL PARTS for 950XL model.

THIS IS NOT FOR THE 950XLT OR 950XLT2 AS THE SEATS ARE DIFFERENT.

PART# 905055  CHECK VALVE 805Y/825Y 1 1/2"-2"

PART# 905351 CK MODUAL FOR EITHER THE #1 OR #2 FOR MODELS 850/LF850 AND 850U/LF850U AND ONLY THE #2 CHECK FOR MODELS  860/LF860/880.  SIZES 1.25"-2"

Watts 1 1/2"-2" 007M1 and LF007M1 repair kit- rubber total. Kit includes cover o-ring, two disc assemblies and two seat o-rings. Ordering # 0887188

Watts 1" 800M4, LF800M4, or LF800M4FR repair kit- check kit. Kit includes check disc assembly (disc and disc holder), bonnet o-ring and check spring. Ordering # 0887704