Backflow Repair Kits | Backflow Supply

WILKINS

WILKINS RK1-375V 1" 375 VESSEL

$ 238.00 $ 166.60

17 in stock

1" REPLACEMENT VESSEL FOR THE 375 AND 375XL. THIS CONTAINS ALL THE INTERNAL PARTS INSIDE THE VESSEL.

WILKINS

WILKINS 373-48B 375 1" OUTLET BALL VALVE

1 $ 164.00 $ 106.60

24 in stock

This outlet ball valve is the for the 1" 375 model.

WILKINS

WILKINS RK1-375BOF 1" 375 BLOW OUT FITTING

5 $ 35.00 $ 24.50

6 in stock

375 AND 375XL 1" BLOW OUT FITTING FOR BLOWING OUT YOUR SPRINKLER LINES, AND ALSO CAN BE USED FOR FLUSHING OUT LINES BEFORE THE BACKFLOW ASSEMBLY.

WILKINS

WILKINS RK1-375 1" 375 COMPLETE INTERNALS

$ 158.00 $ 110.60

13 in stock

1" 375 AND 375XL COMPLETE INTERNALS. ALL RUBBERS, PLASTIC AND SPRINGS FOR BOTH CHECKS AND THE RELIEF VALVE. INCLUDES THE O-RINGS THAT GO ON BOTH ENDS OF THE VESSEL.

WILKINS

WILKINS RK34-375 3/4" COMPLETE CHECKS AND RELIEF VALVE

$ 92.00 $ 64.40

4 in stock

375 AND 375XL 3/4" COMPLETE REPAIR KIT. INCLUDES ALL PARTS FOR BOTH CHECKS AND THE RELIEF VALVE. ALL INTERNAL AND REPLACEABLE PARTS INSIDE THE ASSEMBLY.

WILKINS

WILKINS RK212-RV-ASSY 2 1/2" - 6" RV COMPLETE ASSY BODY AND INTERNALS 375/375AST/475

1 $ 822.00 $ 575.40

2 in stock

This is the complete RV assembly, brass body with internals and the bolts and o-ring to attach it to the main body as well as hose fittings.

For models 375, 375A, 375AST, 475/475V sizes 2 1/2", 3", 4", 6"

WILKINS

RK1-375W 1" 375 VESSEL WEDGE KIT

1 $ 60.00 $ 42.00

8 in stock

375 AND 375XL 1" WEDGE KIT

WILKINS

RK1-375R 1" 375 RUBBER KIT

$ 63.00 $ 44.10

1 in stock

FOR 1" MODELS 375 AND 375XL RUBBER KIT. THIS IS THE RUBBER FOR BOTH CHECKS AND RELIEF VALVE.

WILKINS

RK34-375V WILKINS 3/4" 375 VESSEL

$ 297.00 $ 207.90

3 in stock

Wilkins 375 and 375XL 3/4" vessel kit. This is a complete replacement of the plastic housing and all the internals. Pull the old one out and stick the new one in.

WILKINS

RK34-375R 1/2" - 3/4" 375 RUBBER KIT

1 $ 62.00 $ 43.40

PART# RK34375R 1/2"-3/4" 375 RUBBER KIT

WILKINS

WILKINS RK34-375BOF 3/4" 375 BLOW OUT FITTING

$ 33.00 $ 23.10

2 in stock

375 AND 375XL 3/4" REPLACES THE BACKFLOW VESSEL TO BLOW OUT SPRINKLER LINES.

WILKINS

RK4-350 4" 350/375/450/475 CHECK RUBBER KIT

$ 193.00 $ 135.10

9 in stock

350/375/450/475 4" Kit includes both check rubbers and o-rings in one kit.

WILKINS

RK212-375R 375/475 RV RUBBER 2 1/2" - 6"

$ 114.00 $ 79.80

18 in stock

375, 375A, 375AST, OR 475 RUBBERS FOR RELIEF VALVE FOR SIZES 2 1/2", 3", 4" AND 6"

WILKINS

RK212-375 375 SERIES 2 1/2" -6" RV RUBBER AND SPRING

1 $ 165.00 $ 115.50

2 in stock

This is the relief valve rubbers with the RV spring kit. for the 375. 375A, 375AST, 475 models.

WILKINS

WILKINS RK114-375 375 1.25"-2" COMPLETE INTERNAL KIT

$ 258.00 $ 180.60

5 in stock

375 AND 375XL 1 1/4"-2" ALL COMPONENTS, PLASTICS, RUBBERS AND SPRINGS FOR BOTH CHECKS AND RELIEF VALVE INTERNAL KITS.

WILKINS

RK114-350-375BOF BLOW OUT FIT. 350/375 1.25-2"

$ 62.00 $ 43.40

2 in stock

350/375 AND THE 350XL AND 375XL1 1/4", 1 1/2" and 2" BLOW OUT FITTING TO BE USED TO WINTERIZE IRRIGATION LINES.

REPLACES THE VESSEL PORTION OF THE 350/350XL OR 375/375XL.

WILKINS

WILKINS RK4-350CK2 POPPET ASSY 4" #2 350/375 AND 450/475 / 375A 2 1/2" - 4"

$ 588.00 $ 411.60

5 in stock

Wilkins #2 check assembly for models, 4" 350/375, 450/475 and for 2 1/2", 3" and 4" 350A and 375A. Also comes with check retainers.

WILKINS

RK34-375W 3/4" WEDGE KIT

$ 51.00 $ 35.70

4 in stock

WEDGE KIT FOR 375 OR 375XL 3/4" ASSEMBLIES

WILKINS

WILKINS RK6-350CK2 350/375 POPPET ASSY #2, 6"

$ 784.00 $ 548.80

5 in stock

#2 CHECK ASSEMBLY FOR THE MODELS 350, 350A, 375, 375A, 450 AND 475 6". ALSO COMES WITH CHECK RETAINERS

WILKINS

RK8-375R 8" - 12" 375/475 RV RUBBER KIT

$ 127.00 $ 88.90

3 in stock

375/475 RELIEF VALVE RUBBER KIT FOR SIZES 8", 10" AND 12"

WILKINS

RK114-375R 375 RUBBER KIT 1 1/4" - 2"

$ 107.00 $ 74.90

2 in stock

375 AND 375XL 1 1/4"-2" COMPLETE RUBBER KIT FOR BOTH CHECKS AND THE RELIEF VALVE.

WILKINS

WILKINS RK6-375CK1 375/375A POPPET ASSY, 6" #1

$ 929.00 $ 650.30

1 in stock

THIS IS THE COMPLETE #1 CHECK ASSEMBLY WITH THE RETAINER RING. FOR MODELS, 375/375A/475.

WILKINS

WILKINS RK8-350CK2 3512-300B 350/375 POPPET ASSY #2 8" & 10"

$ 1,865.00 $ 1,305.50

Poppet assembly #2 check for 350/350A, 450/475 8", 10", 12"

WILKINS

Wilkins RK8-375RVCI Relief Valve Complete Internals kit 8"-10"

$ 607.00 $ 424.90

2 in stock

For models: 375, 375A, 375AST, 475, 475V. Relief Valve Complete Internals Repair Kit, 8" and 10". Kit Contains O-Ring, Upper Plunger, Upper Plunger, Diaphragm, Lower Plunger, Seal Ring, Seal Retainer, Washer, Bolt, Relief Valve Spring, Relief Valve Seat, O-Ring, Relief Valve Seat, and O-Ring, Relief Valve.

WILKINS

WILKINS RK8-375CK1 #1 POPPET ASSY 375 8" - 10"

$ 2,105.00 $ 1,473.50

#1 Poppet assembly for 375/375A/475 8" - 10"