Backflow Repair Parts & Kits

1" RP4A and RPLF4A Complete Internals For Both Checks and Relief Assembly. This Complete Kit has all you need but if you have any question please reach out. PART# 4A00510  

1" PVB4A FLOAT & BONNET COMPLETE TOP HALF KIT 

RUBBER KIT FOR BOTH CHECKS AND RELIEF VALVE FOR MODELS  825Y, LF825Y, 825YA AND LF825YA FOR SIZES 3/4", 1", AND 1 1/4" .

4A00519 RUBBERS FOR BOTH CHECKS AND THE RELIEF VALVE FOR THE RP4A/RPLF4A 1" MODEL.  THIS KIT REPLACES THE 4A00509.  THE ONLY DIFFERENCE IS INSTEAD OF ALL THE RUBBERS IN JUST ONE BAG THEY HAVE THREE DIFFERENT PACKAGES (TWO CHECK RUBBER KITS AND ONE RELIEF VALVE RUBBER KIT) IN ONE BAG.

Watts 3/4"-1" 007M1 or LF007M1 repair kit- total kit. Kit includes first check repair kit, second check repair kit, and retainer (if plastic). 

1" 350 and 350XL COMPLETE CHECKS FOR BOTH #1 AND #2

Watts 1" 009M2 and LF009M2 repair kit- total kit. Kit includes relief valve repair kit, first check repair kit, second check repair kit, retainer. 

FREE SHIPPING!

THIS IS THE REPLACEMENT KIT FOR THE BONNET AND POPPET FOR THE FEBCO 1" AND 1 1/4" SIZE ASSEMBLY.  THESE COMPONENTS OFTEN BREAK AT THE SAME TIME AND IT IS MORE ECONOMICAL TO PURCHASE IN THIS KIT THAN TO BUY JUST THE BONNET AND JUST THE POPPET.

3/4"-1" Complete rebuild kit for both checks and relief valve for models 975XL and 975XL2.  All rubbers, plastics and springs.  All removable parts.

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.

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.

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.

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

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

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.