Backflow Prevention Supplies - Valves, Repair Kits & More

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Filter by Category

Atmospheric Vacuum Breakers 46
Double Check Assemblies 61
Dual Check Valves 11
Parts & Accessories 423
Pressure Vacuum Breakers 66
Reduced Pressure Assemblies 153

All Brands

Watts 183
Zurn 179
FEBCO 155
Wilkins 74
Apollo 48
Champion 7
Superior 7
Aqualine 6
Buckner 6
Dekorra 6
Mueller 6
Campbell 5
Toro 5
American Granby 3
Ames 3
Bermad 3
Griswold 3
Mid-West 3
Netafim 3
The Source 3
Alleviator 2
Arrowhead 2
Blue Heron 2
Crispin 2
Jain 2
Weathermatic 2
Backflow Armor 1
Cla-Val 1
Flomatic 1
Fresno Valve 1
H2O Wize 1
Hunter 1
Irritec 1
Lasco 1
Magnolia Brush 1
NDS 1
Oklahoma 1
Par Aide 1
Sioux Chief 1
Soval 1
Vu-Flow 1
WGC 1

Price

$0-$49.99 127
$1,000-$100,000 143
$200-$499.99 145
$50-$199.99 246
$500-$999.99 97

Body Material

Brass 8
Bronze 69
Cast Bronze 25
Cast Copper, Silicon Alloy 4
Cast Iron 2
Composite 13
Copper, Silicon, Alloy 5
Ductile Iron 6
Forged Brass 1
Glass-Reinforced Nylon, Delrin, Buna Nitrile, Stainless Steel 1
Nylon 1
Nylon, Composite 1
Plastic 1
Stainless Steel 12
Stainless Steel, Cast Bronze, Delrin, Nylon 2

Color

Black 39
Bronze 12
Gold 9
Gray 9
Multi-Colored 9
Black, White, Brown 7
Black, Silver 6
Brass 6
Silver 6
Black, Brown 4
Black, Silver, Brown 4
Brown, Black 4
Orange, Black 4
Black, Gold, Silver 3
Black, Brown, Silver 2
Black, Gold 2
Blue 2
Blue, Brass 2
Gold, Green 2
Green 2
Silver, Black, Brown 2
Silver, Blue 2
White 2
White, Red, Black 2
Beige, Black, Brown 1
Black, Gray 1
Black, Gray, Brown 1
Black, White 1
Black, White, Silver 1
Bronze, Black, White 1
Bronze, Green 1
Bronze, White 1
Brown, Black, Silver 1
Brown, Clear, Silver 1
Copper, Brass 1
Desert Tan 1
Gray, Black 1
Gray, Black, Brown 1
Red, Black 1
Silver, Black 1
Tan 1
White, Black 1
White, Black, Purple 1
White, Black, Silver 1

Connection Size

1 in. 63
3/4 in. 48
2 in. 28
3/4 in. - 1 in. 21
1 in. x 1 in. 16
1-1/2 in. 16
3/4 in. x 3/4 in. 16
1-1/4 in. - 2 in. 15
1-1/4 in. 14
2 in. x 2 in. 11
1/2 in. - 1 in. 8
1-1/2 in. x 1-1/2 in. 7
1/2 in. - 3/4 in. 7
1/2 in. 5
1/4 in. x 1/4 in. 3
1-1/4 in. x 1-1/4 in. 2
1/4 in. - 2 in. 2
1/8 in. x 1/4 in. 2
2-1/2 in. 2
2-1/2 in. - 3 in. 2
1 1/2 in. 1
1 1/2 in. x 1-1/2 in. 1
1 1/4 in. x 1-1/4 in. 1
1 in. x 1-1/4 in. 1
1 in. x 1/2 in. 1
1 in. x 3/4 in. 1
1-1/2 in. - 2 in. 1
1-1/4 in. x 2 in. 1
1/2 in. - 1/2 in. 1
1/2 in. x 1 in. 1
1/2 in. x 1/2 in. 1
1/4 in. x 2 in. 1
3 in. 1
3/4 in. - 2 in. 1
3/4 in. x 1 in. 1
3/4 in. x 1-1/16 in. 1
3/4 in. x 1/2 in. 1
4 in. 1
8 in. 1

Connection Type

Fnpt x Fnpt 50
Fnpt 29
Fpt 14
Mpt 7
Npt 7
Mnpt x Fnpt 5
Threaded 5
Fpt x Fpt 4
Mipt x Fipt 4
Mpt x Fpt 3
Npt x Flare 3
Mht 2
Mipt 2
Union Fnpt x Fnpt 2
Cts 1
FNPT x FNPT 1
Flange x Flange 1
Mpt x Mpt 1
NPT 1
Npt x Npt 1
Sae 1
Threaded x Fnpt 1

Dimensions

18-1/2 in. x 9 in. x 9-3/4 in. 2
6-1/4 in. x 6-1/4 in. x 18 in. 2
1 in. x 13 in. 1
1-1/2 in. x 1-1/2 in. 1
1-3/64 in. x 7/8 in. 1
1/2 in. x 14 in. 1
1/4 in. 1
10-1/8 in. x 2-1/8 in. 1
17-3/8 in. x 10-15/16 in. x 2-3/4 in. 1
2-3/5 in. x 5-2/7 in. x 5-3/5 in. 1
2-3/5 in. x 5-3/5 in. x 5-2/7 in. 1
2-5/16 in. x 1-1/4 in. x 7/8 in. 1
2.1 gal. 1
2.6 in. x 5.3 in. x 5.6 in. 1
24 in. x 16 in. 1
24 in. x 24 in. 1
29 in. x 21 in. 1
3-1/2 in. x 3-2/7 in. x 4/5 in. 1
3-2/5 in. x 3-4/5 in. x 6-1/2 in. 1
3-4/5 in. x 3-2/5 in. x 2-2/7 in. 1
3-7/8 in. x 3-1/2 in. x 3/8 in. 1
5-1/2 in. x 3-3/4 in. 1
60 in. x 48 in. 1
7 in. x 7-1/2 in. x 4-1/2 in. 1

Includes

Ball Valve 11
Backflow Preventer & Union Ball Valves 4
Ball Valves 4
Union Ball Valve 4
Union 3
Union Valve 3
With Ball Valves 3
Wye Strainer & Ball Valve 3
Backflow Preventer, Ball Valves & SAE Test Cocks 2
Fast Test Cocks 2
Less Union 2
NRS Gate Valve 2
1/8 in. Schrader Valve (APVV) 1
Backflow Preventer & Ball Valves 1
Backflow Preventer & Stainless Steel Handle 1
Backflow Preventer, Ball Shutoff Valve, Standard Strainer & Stainless Steel Handle 1
Backflow Preventer, Ball Valves & Stainless Steel Handle 1
Backflow Preventer, Strainer & Ball Valves 1
Backflow Preventer, Wye Strainer & Ball Valves 1
Backflow Preventer, Wye Strainer & Union End Ball Valves 1
Ball Valve & Fast Test Cocks 1
Ball Valves & 45 Degree Flare Test 1
Brass 1
Check Spring, Float, Float Disc, Guide Stem, Float Spring, Cap O-Ring, Screw, Check Guide, Washer, Seat Disc & Seat Holder 1
EPDM O-Ring, 100 Mesh Stainless Steel Strainer 1
Outlet Union 1
Quarter Turn Ball Valve 1
SAE Threaded Test Cock (Standard), Stainless Steel Handles & Nuts 1
SAE Threaded Test Cock, Standard Ball Valve, Stainless Steel Handles & Trim 1
Strainer 1
Street Elbows & Union End Ball Valve 1
Twist Off Cap 1
Valve Diaphragm, 5 x O-Rings, CRL Disc Retainer & 2 x Screw 1
Wye Strainer & Union End Ball Valve 1
with Ball Valves 1

Item

Repair Kit 62
Pressure Assembly 53
Vacuum Breaker 37
O-Ring 32
Valve 28
Valve Assembly 18
Spring 7
Gasket 6
Liner 5
Seat 5
Strainer 5
Preventer 4
Reduced Pressure Assembly 4
Arrestor 3
Assembly 3
Bonnet 3
Canopy 3
Cover 3
Fitting 3
Test Cock 3
Washer 3
Adapter 2
Kit 2
Plunger 2
Poppet 2
Pouch 2
Screw 2
Seat Tool 2
Sleeve 2
Tee 2
Test Kit 2
Wedge 2
Backflow 1
Backflow Bag 1
Backflow Preventer 1
Bag 1
Blanket 1
Breaker 1
Brush 1
Cap 1
Complete Kit 1
Float Kit 1
Flush Kit 1
Handle 1
Internal Kit 1
Nozzle 1
Nut 1
O-Ring/Sleeve 1
Pressure Principle 1
Rapair Kit 1
Rebuild Kit 1
Stem 1
Tank 1
Tool Kit 1
Vacuum Breaker Kit 1
Wye Strainer 1

Lead Free

Yes 77
No 1

Material

Brass 26
Bronze 25
Rubber 20
Cast Bronze 11
Polyethylene 7
Rubber, Steel 6
Plastic 5
Cast Brass 3
Nylon 3
Red Brass 3
Stainless Steel 3
Cast Aluminum 2
Stainless Steel, Silicone, Brass 2
Thermoplastic, Plastic, EP Elastomer, Brass, Stainless Steel 2
ABS 1
Brass, Alloy 1
Brass, Polyvinyl Chloride 1
Brass, Stainless Steel 1
CPVC Resin 1
Cast Iron 1
Cast Iron, Stainless Steel 1
Copper Tube 1
Ductile Iron 1
Nitrile 1
PVC 1
Plastic, Nylon 1
Plastic, Polypropylene, Rubber 1
Plastic, Rubber, Steel 1
Polypropylene 1
Silicon Dioxide 1
Stainless Steel & Bronze 1
Stainless Steel, Rubber, Brass, Iron 1
Steel, Rubber, Brass, Zinc 1
Steel, Wood 1
Yellow Brass 1

Pressure Rating

175 PSI 44
150 PSI 17
150 psi 4
125 PSI 3
15 PSI - 150 PSI 2
3 PSI - 200 PSI 2
400 PSI 2
1 PSI 1
10 PSI - 100 PSI 1
10 PSI - 300 PSI 1
100 PSI 1
150 PSI - 240 PSI 1
230 PSI 1
25 PSI - 150 PSI 1
25 PSI - 75 PSI 1
40 PSI 1
75 PSI - 200 PSI 1

Series

975XL Series 14
4A Series 12
375 Series 8
375XL Series 7
262 Series 4
950XL Series 4
950XLT Series 4
975XL3 Series 3
Model 850 3
350/350XL Series 2
350XL Series 2
720A Series 2
720AU Series 2
Atmospheric 2
DWS Series 2
DuCLF4A Series 2
R-13 2
RP4A Series 2
100 Mesh Screen 1
262 1
3000 Series 1
300XL Series 1
350 Series 1
350, 375, 450, 475, and 475V 1
350/350XL 1
35XL Series 1
36 Series 1
362 Series 1
375(DA)/475(DA) 1
375FT Series 1
375XL 1
375XLB Series 1
38-100 Series 1
38-200 Series 1
3XL Series 1
40 Series 1
40-500 Series 1
460XL Series 1
4A-200 Series 1
500XL Series 1
650 Series 1
800 Series 1
800M4FR 1
950 Series 1
950XL/975XL Series 1
950XLT2 Series 1
950XLTU Series 1
AR Series 1
AV Series 1
Air Gap 1
Alleviator 1
BVHD Series 1
Cycle Guard Series 1
HRV Series 1
Model 845-3 1
P1550XL Series 1
PK1390 Series 1
PVB 1
RK-007 1
RK-LF909 1
RP-501 1
RV Series 1
S Series 1
SXL Series 1
Tapped Full Port 1
X-Large 1
XT Series 1
YBXL Series 1
Z1260XL Series 1

Suitable For Use With

975XL2 & 975XL Series Backflow Preventer 22
375XL & 375 Series Backflow Preventer 11
720A Series Pressure Vacuum Breaker 9
375 Series Backflow Preventer 7
375 Series Reduced Pressure Principle Backflow Preventer 6
350XL & 350 Series Double Check Backflow Preventer 5
Backflow Preventer 5
950XL Series Double Check Backflow Preventer 4
Mueller 110 Compression Connection 4
420XL & 420 Series Pressure Vacuum Breaker 3
4A-200 Reduced Pressure Zone Assembly 3
Pressure Vacuum Breaker 3
Superior 950 Series Electric Valves 3
350XL & 350 Double Check Backflow Preventer 2
860XL & 860XLFT Series Resilient Seated Ball Type 2
975XL2 Series Reduced Pressure Principle Assembly 2
975XLSEU & 975XL2SEU Series Reduced Pressure Zone Assembly 2
Superior 800 Series Valves 2
007 & LF007 Series Double Check Valve 1
3 Valves 1
34-375 Series Reduced Pressure Principle Backflow Preventer 1
350 & 450 Series Double Check Backflow Preventer 1
375 & 375XL Series Backflow Preventer 1
375 Series Reduced Pressure Principle Assembly 1
375DA Series Backflow Preventer 1
40-100/40-200 1
420 Series Pressure Vacuum Breaker 1
420/420XL Series Pressure Vacuum Breaker 1
420XL & 420 1
420XL & 420 Series Pressure Vacuum Breakers 1
4A-200 Series Reduced Pressure Backflow Preventer 1
4V-500 Pressure Vacuum Breaker 1
500XL Series Pressure Reducing Valve 1
600XL Series Pressure Reducing Valve 1
625XL Series Pressure Reducing Valve 1
700XLFP & 700FP Series Dual Check Backflow Preventer 1
850U 1
850U Ball Valve 1
860 & 860FT Series Resilient Seated Ball Type 1
950XL & 950XLT Series Reduced Pressure Zone Assembly 1
950XL Series Backflow 1
950XL, 950XLT & 950XLT2 Series Backflow Preventer 1
950XLT & 975XL Series Backflow Preventer 1
950XLT2, 950XLT & 950XLTDA Double Check Backflow Preventer 1
952-18T Series Check Seat 1
975 Series Reduced Pressure Backflow Assembly 1
975DA Reduced Pressure Detector Assembly 1
975XL2 & 975XL Backflow Preventer 1
975XL2SE Series Reduced Pressure Principle Assembly 1
BR4/BR4EC/BR5 Series Water Pressure Reducing Valve 1
Backflow Preventers in Lawn, Sprinkler & Irrigation Device 1
Champion 162, 262, 362 Series Vacuum Breaker 1
Fittings & Valves 1
Irrigation 466 Series Anti-Siphon Valves 1
Jumper Kits 1
LF909 Reduced Pressure Zone Assembly 1
Mueller Pack Joint Connection 1
P1500XL, P1520XL & P1550XL Series Pressure Relief Valve 1
PV-SOL3, PVSOL-3SS Series Pressure Vacuum Breaker 1
Piping Systems 1
Pressure Vacuum Breaker Backflow 1
RP4A & RPLF4A Series Backflow Preventer 1
RP4A/RPLF4A Check & Relief Valves 1
RP4A/RPLF4A Series Valve 1
RainBird 1800, Irritrol & K-Rain Spray Head 1
Residential, Commercial & Industrial Water Lines During Pressure Surges 1
SXL Strainer 1
Superior VB In-Line Valves 1
ZW206, ZW204 Series Valve 1

Type

Backflow 95
Pressure 19
Double Check 18
Athmospheric 17
Relief 16
Universal 14
Complete 10
Relief Valve 9
Union 6
Backflow Preventer 5
Check Valve 5
Pipe 5
Wye 5
Ball 4
Dual Check 4
Parts 4
Wedge 4
Bonnet 3
First Check Valve 3
Reduced Pressure 3
Repair 3
Standard 3
Atmospheric 2
Blow-Out/Flush Fitting 2
Cap 2
Check 2
Check Seat 2
Housing Inlet 2
Housing Outlet 2
Irrigation Shut-Off 2
Poppet 2
Pressure Vessel 2
Quick Test 2
R-13 Insulated 2
Relief Valve Seat 2
Relief Valve Upper 2
Rubber Repair 2
Seat 2
Second Check Valve 2
Slip Joint 2
Test Cock 2
Vacuum Breaker 2
Water Hammer 2
3-Valve Backflow 1
5-Valve Backflow 1
Air Gap Drain 1
Air Inlet 1
Air Vacuum Release 1
Ball Valve 1
Ball Valve Handle 1
Blow Out 1
Blow-Out & Flush 1
Bonnet/Poppet 1
Check Module 1
Complete Internal 1
Complete Relief Valve 1
Double Check Valve 1
First & Second Check Valve 1
Float 1
Freeze 1
HydraRester 1
NPT Threaded 1
Nursery 1
Outlet Ball 1
Pressure Relief 1
Prevent Valve 1
Reduced 1
Relief Valve Stem 1
Rubber 1
Seat Removal 1
Sleeve 1
Sprinkler Body 1
Test Port Blowout 1
Thermal Expansion 1
Vacuum 1
Valve 1
Water Safety 1
Wire Whisk 1
Wye Strainer 1

Weight

0.4 lb. 5
0.3 lb. 4
0.5 lb. 4
0.2 lb. 3
0.14 lb. 2
0.7 lb. 2
1 lb. 2
0.01 lb. 1
0.03 lb. 1
0.06 lb. 1
0.08 lb. 1
0.1 lb. 1
0.15 lb. 1
0.19 lb. 1
0.21 lb. 1
0.27 lb. 1
0.38 lb. 1
0.77 lb. 1
1.17 lb. 1
1.4 lb. 1
2.13 lb. 1
2.15 lb. 1
2.75 lb. 1
4 lb. 1

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Wilkins 720A Pressure Vacuum Breaker 1 in. Bronze With Ball Valve

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Wilkins 720A Pressure Vacuum Breaker 1-1/2 in. Bronze With Ball Valve

112-720A | 1 Option

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1 Nearby at Branch #494 0 Out-of-Stock

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$955.95
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Wilkins 975XL Reduced Pressure Principle Assembly 2 in. with Ball Valves

2-975XL | 1 Option

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1 Nearby at Branch #730 0 Out-of-Stock

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$2,484.46
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Apollo 4A Dual Check Valve Lead Free Bronze 1 in. FNPT

4ALF3A55A | 1 Option

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6 Nearby at Branch #566 0 Out-of-Stock

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$118.75
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Wilkins 705 Dual Check Valve Plastic 1 in. FIPT

1UFX1F-705 | 2 Options

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2 Nearby at Branch #730 0 Out-of-Stock

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$104.91
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Wilkins 375XL Reduced Pressure Principle Assembly 3/4 in. Lead Free with Ball Valves

34-375XL | 1 Option

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10 Nearby at Branch #75 0 Out-of-Stock

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$692.03
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Wilkins Double Check Valve Assembly Model 350 1 in. Bronze With Ball Valves

1-350 | 1 Option

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32 Nearby at Branch #75 0 Out-of-Stock

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$423.39
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32 available at this location

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Apollo 4A Pressure Vacuum Breaker Lead Free 1 in.

4ALF505A2F | 1 Option

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1 Nearby at Branch #741 0 Out-of-Stock

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$525.72
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Watts LF909 Reduced Pressure Zone Assembly 2 in. Lead Free with Ball Valves

0391012 | 1 Option

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2 Nearby at Branch #75 0 Out-of-Stock

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$5,690.53
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Wilkins 975XL2 Reduced Pressure Principle Assembly 3/4 in. Lead Free with Ball Valves

34-975XL2 | 1 Option

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2 Nearby at Branch #75 0 Out-of-Stock

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$531.49
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1 in. 188A Atmospheric Vacuum Breaker Avb Watts

0340972 | 2 Options

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6 Nearby at Branch #1033 0 Out-of-Stock

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$255.09
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Each (1)

Case (24)

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FEBCO 710 Atmospheric Vacuum Breaker Bronze 1 in. FIPT

710E | 2 Options

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4 Nearby at Branch #75 0 Out-of-Stock

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$253.27
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Case (12)

4 available at this location

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Wilkins Standard Repair Kit 3/4 in. - 1 in. for 975XL/XL2

RK34-975XL | 2 Options

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10 Nearby at Branch #75 0 Out-of-Stock

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$124.31
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Each (1)

Case (5)

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Wilkins Repair Kit 1/2 in. - 1 in. for 720A PVB

RK1-720A | 2 Options

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5 Nearby at Branch #103 0 Out-of-Stock

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$159.03
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Each (1)

Case (25)

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Wilkins Repair Kit 1-1/4 in. - 2 in. for 720A PVB

RK2-720A | 2 Options

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24 Nearby at Branch #103 0 Out-of-Stock

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$300.11
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Case (5)

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Wilkins Test Cock Lead Free 1/8 in. MIPT x 1/4 in. FIPT

18-860XL | 2 Options

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2 Nearby at Branch #617 0 Out-of-Stock

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$90.80
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Each (1)

Case (50)

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