Home Plumbing Supplies Backflow Preventers

Backflow Preventers

Our backflow preventer selection includes Wilkins 975XL2 and 375XL reduced pressure backflow preventer series, 350XL and 950XLT2 double check valve assembly series, 420XL vacuum breaker series, as well as dual check valves, test cocks and other products.

Showing 1-50 of 63 products
Sort by:
Add to card
Product Description Part# / Brand Qty Unit Price
1/2" Reduced Pressure Backflow Preventer (Lead-Free)
In Stock
12-975XL2
Zurn
x1
$189.95 / each
3/4" Reduced Pressure Backflow Preventer (Lead-Free)
In Stock
34-975XL2
Zurn
x1
$221.95 / each
1" Reduced Pressure Backflow Preventer (Lead-Free)
In Stock
1-975XL2
Zurn
x1
$245.95 / each
1-1/4" Reduced Pressure Backflow Preventer (Lead-Free)
Free shipping
In Stock
114-975XL2
Zurn
x1
$435.95 / each
1-1/2" Reduced Pressure Backflow Preventer (Lead-Free)
Free shipping
In Stock
112-975XL2
Zurn
x1
$455.95 / each
2" Reduced Pressure Backflow Preventer (Lead-Free)
Free shipping
In Stock
2-975XL2
Zurn
x1
$510.95 / each
3/4" Reduced Pressure Backflow Preventer w/ Union Valves (Lead-Free)
Free shipping
In Stock
34-975XL2U
Zurn
x1
$395.95 / each
1" Reduced Pressure Backflow Preventer w/ Union Valves (Lead-Free)
Free shipping
In Stock
1-975XL2U
Zurn
x1
$429.95 / each
1-1/4" Reduced Pressure Backflow Preventer w/ Union Valves (Lead-Free)
Free shipping
In Stock
114-975XL2U
Zurn
x1
$829.95 / each
2" Reduced Pressure Backflow Preventer w/ Union Valves (Lead-Free)
Free shipping
Ships within 1.5 - 2 weeks
2-975XL2U
Zurn
x1
$985.95 / each
3/4" Reduced Pressure Backflow Preventer w/ Test Cocks Up (Lead-Free)
Free shipping
Ships within 1.5 - 2 weeks
34-975XL2TCU
Zurn
x1
$275.95 / each
1" Reduced Pressure Backflow Preventer w/ Test Cocks Up (Lead-Free)
Free shipping
Ships within 1.5 - 2 weeks
1-975XL2TCU
Zurn
x1
$315.95 / each
1-1/4" Reduced Pressure Backflow Preventer w/ Test Cocks Up (Lead-Free)
Free shipping
Ships within 1.5 - 2 weeks
114-975XL2TCU
Zurn
x1
$535.95 / each
1-1/2" Reduced Pressure Backflow Preventer w/ Test Cocks Up (Lead-Free)
Free shipping
Ships within 1.5 - 2 weeks
112-975XL2TCU
Zurn
x1
$585.95 / each
2" Reduced Pressure Backflow Preventer w/ Test Cocks Up (Lead-Free)
Free shipping
Ships within 1.5 - 2 weeks
2-975XL2TCU
Zurn
x1
$657.95 / each
3/4" Double Check Valve Assembly (Lead-Free)
In Stock
34-950XLT2
Zurn
x1
$121.95 / each
1" Double Check Valve Assembly (Lead-Free)
In Stock
1-950XLT2
Zurn
x1
$135.95 / each
1-1/4" Double Check Valve Assembly (Lead-Free)
Free shipping
In Stock
114-950XLT2
Zurn
x1
$279.95 / each
1-1/2" Double Check Valve Assembly (Lead-Free)
Free shipping
In Stock
112-950XLT2
Zurn
x1
$305.95 / each
2" Double Check Valve Assembly (Lead-Free)
Free shipping
In Stock
2-950XLT2
Zurn
x1
$375.95 / each
1/2" Reduced Pressure Backflow Preventer (Lead-Free)
Free shipping
Ships within 1.5 - 2 weeks
12-375XL
Zurn
x1
$265.95 / each
3/4" Reduced Pressure Backflow Preventer (Lead-Free)
In Stock
34-375XL
Zurn
x1
$199.95 / each
1" Reduced Pressure Backflow Preventer (Lead-Free)
In Stock
1-375XL
Zurn
x1
$218.95 / each
1-1/4" Reduced Pressure Backflow Preventer (Lead-Free)
Free shipping
In Stock
114-375XL
Zurn
x1
$389.95 / each
1-1/2" Reduced Pressure Backflow Preventer (Lead-Free)
Free shipping
In Stock
112-375XL
Zurn
x1
$404.95 / each
2" Reduced Pressure Backflow Preventer (Lead-Free)
Free shipping
In Stock
2-375XL
Zurn
x1
$455.95 / each
1/2" Reduced Pressure Backflow Preventer w/ Black Epoxy Coating (Lead-Free)
Free shipping
Ships within 1.5 - 2 weeks
12-375XLB
Zurn
x1
$339.95 / each
3/4" Reduced Pressure Backflow Preventer w/ Black Epoxy Coating (Lead-Free)
Free shipping
Ships within 1.5 - 2 weeks
34-375XLB
Zurn
x1
$365.95 / each
1-1/4" Reduced Pressure Backflow Preventer w/ Black Epoxy Coating (Lead-Free)
Free shipping
Ships within 1.5 - 2 weeks
114-375XLB
Zurn
x1
$699.95 / each
1-1/2" Reduced Pressure Backflow Preventer w/ Black Epoxy Coating (Lead-Free)
Free shipping
Ships within 1.5 - 2 weeks
112-375XLB
Zurn
x1
$769.95 / each
2" Reduced Pressure Backflow Preventer w/ Black Epoxy Coating (Lead-Free)
Free shipping
Ships within 1.5 - 2 weeks
2-375XLB
Zurn
x1
$867.95 / each
1/2" Union Sweat Dual Check Backflow Preventer Valve w/ Atmospheric Vent (Lead-Free)
In Stock
BFP-90-1/2CLF
Matco-Norca
x1
$23.75 / each
3/4" Double Check Valve Assembly (Lead-Free)
In Stock
34-350XL
Zurn
x1
$105.95 / each
1/2" FNPT Union Dual Check Backflow Preventer Valve w/ Atmospheric Vent (Lead-Free)
In Stock
BFP-90-1/2LF
Matco-Norca
 
x1
$25.10 / each
1" Double Check Valve Assembly (Lead-Free)
In Stock
1-350XL
Zurn
x1
$122.95 / each
3/4" FNPT Union Dual Check Backflow Preventer Valve w/ Atmospheric Vent (Lead-Free)
In Stock
BFP-90-3/4LF
Matco-Norca
x1
$25.90 / each
1-1/4" Double Check Valve Assembly (Lead-Free)
Free shipping
In Stock
114-350XL
Zurn
x1
$258.95 / each
1-1/2" Double Check Valve Assembly (Lead-Free)
Free shipping
In Stock
112-350XL
Zurn
x1
$275.95 / each
2" Double Check Valve Assembly (Lead-Free)
Free shipping
In Stock
2-350XL
Zurn
x1
$350.95 / each
3/4" Vacuum Breaker (Lead-Free)
In Stock
34-420XL
Zurn
x1
$95.95 / each
1" Vacuum Breaker (Lead-Free)
In Stock
1-420XL
Zurn
x1
$108.95 / each
1/2" FNPT x Union FNPT Dual Check Valve (Lead-Free)
In Stock
12UFX12F-700XL
Zurn
x1
$24.95 / each
3/4" FNPT x Union FNPT Dual Check Valve (Lead-Free)
In Stock
34UFX34F-700XL
Zurn
x1
$30.95 / each
1" FNPT x Union FNPT Dual Check Valve (Lead-Free)
In Stock
1UFX1F-700XL
Zurn
x1
$33.95 / each
1/2" Union FNPT Dual Check Backflow Preventer Valve w/ Atmospheric Vent
In Stock
12-760
Zurn
Not Lead Free
x1
$34.95 / each
3/4" Union FNPT Dual Check Backflow Preventer Valve w/ Atmospheric Vent
In Stock
34-760
Zurn
Not Lead Free
x1
$34.95 / each
3/4" Atmoshperic Vacuum Breaker (Lead-Free)
In Stock
34-35XL
Zurn
x1
$23.95 / each
Iron Air Gap for 975XL, 3/4" to 1"
In Stock
AG-4
Zurn
x1
$36.95 / each
Iron Air Gap for 975XL, 1-1/4" to 2"
In Stock
AG-5
Zurn
x1
$49.95 / each
Iron Air Gap for 375/475, 2-1/2" to 6"
In Stock
AG-6
Zurn
x1
$63.95 / each
Add to card

The following was added to your shopping cart: X
Continue shoppingCartProceed to Checkout