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Backflow Preventers

39 Results
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39 Results
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BESTSELLER
1
1
$9.90
Ships Same Day

Size

3/4

Connection Style

FNH x MNH

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1
1
$49.99
Ships within 1 Business Day

Size

3/4

Length

4-1/2 in

Width

2-3/16 in

Connection Style

Union FNPT x FNPT

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BESTSELLER
1
1
$212.30
Ships in 3 Business Days

Size

1

Connection Style

FNPT x FNPT

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Watts 3/4" 8B Vacuum Breaker

Model #: WBB2185245
1
1
$24.75
Ships in 7 Business Days

Size

3/4

Connection Style

GHT W/ Set Screw

Compare
1
1
$429.95
Ships in 7 Business Days

Size

2 1/2"-4"

Length

6 in

Width

6 in

Height

6 in

Compare
1
1
$535.00
Ships in 7 Business Days

Size

2 1/2"-4"

Length

6 in

Width

6 in

Height

6 in

Compare
1
1
$285.95
Ships in 7 Business Days

Size

2 1/2" - 3"

Length

3 in

Width

5.6 in

Height

5 in

Compare
1
1
$459.95
Ships in 7 Business Days

Size

6"

Length

8 in

Width

8 in

Height

8 in

Compare
1
1
$785.00
Ships in 7 Business Days

Size

3"

Length

8.5 in

Width

9.5 in

Height

4.5 in

Compare
1
1
$505.00
Ships in 7 Business Days

Size

2 1/2"-4"

Length

6 in

Width

6 in

Height

6 in

Compare
1
1
$1,799.00
Ships in 7 Business Days

Size

6

Length

9.5 in

Width

15 in

Height

9.5 in

Compare
1
1
$285.95
Ships in 7 Business Days

Size

2 1/2" - 3"

Length

9 in

Width

6 in

Height

1.5 in

Compare
1
1
$3,909.00
Ships in 7 Business Days

Size

3

Length

22 in

Width

33 in

Connection Style

Flanged

Compare
1
1
$1,199.00
Ships in 7 Business Days

Size

4"

Length

6.8 in

Width

12.2 in

Height

6.2 in

Compare
1
1
$569.00
Ships in 7 Business Days

Size

2 1/2" - 3"

Length

3.8 in

Width

8.2 in

Height

3.8 in

Compare
1
1
$735.00
Ships in 7 Business Days

Size

6"

Length

8 in

Width

8 in

Height

8 in

Compare
1
1
$509.00
Ships in 7 Business Days

Size

2 1/2" - 3"

Length

12 in

Width

14 in

Height

1 in

Compare
1
1
$4,495.00
Ships in 7 Business Days

Size

3

Length

22 in

Width

33 in

Connection Style

Flanged

Compare
1
1
$1,199.00
Ships in 7 Business Days

Size

8"

Length

12.3 in

Width

12.3 in

Height

12.7 in

Compare
1
1
$339.95
Ships in 7 Business Days

Size

1/2

Connection Style

MNPT x MNPT

Compare
1
1
$679.00
Ships in 7 Business Days

Size

3/4

Connection Style

NPT

Compare
1
1
$371.80
Ships Same Day

Size

3/4

Length

7-1/2 in

Connection Style

FNPT x FNPT

Compare
1
1
$439.95
Ships in 7 Business Days

Size

4"

Length

6 in

Width

8.2 in

Height

3.5 in

Compare
1
1
$769.00
Ships in 7 Business Days

Size

2

Connection Style

NPT

Compare
1
1
$669.00
Ships in 7 Business Days

Size

1-1/2

Connection Style

NPT

Compare
1
1
$239.95
Ships in 3 Business Days

Size

1

Connection Style

FNPT x FNPT

Compare
1
1
$78.95
Ships within 1 Business Day

Size

3/8

Length

2-3/8 in

Width

1-1/4 in

Connection Style

FNPT x FNPT

Compare
1
1
$705.47
Ships Same Day

Size

1/2

Connection Style

FNPT x FNPT

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BESTSELLER
1
1
$165.95
Ships within 1 Business Day

Size

1/4

Length

2-37/64 in

Width

2-1/2 in

Connection Style

MNPT

Compare
1
1
$76.95
Ships in 3 Business Days
Compare
1
1
$379.95
Ships within 1 Business Day

Size

1

Length

19-3/4 in

Connection Style

FNPT x FNPT

Compare
1
1
$3,545.00
Ships in 7 Business Days

Size

1-1/2

Connection Style

NPT

Compare
1
1
$67.95
Ships within 1 Business Day

Size

1/4

Length

2-3/8 in

Connection Style

FNPT x FNPT

Compare
1
1
$1,649.00
Ships in 7 Business Days

Size

8"

Length

12.3 in

Width

12.3 in

Height

12.7 in

Compare

Watts 3/4" LF8C Vacuum Breaker

Model #: WBB2185260
1
1
$64.95
Ships in 7 Business Days

Size

3/4

Connection Style

NPT

Compare
1
1
$1,149.00
Ships in 7 Business Days

Size

4"

Length

6.9 in

Width

12.2 in

Height

6.2 in

Compare
1
1
$769.00
Ships in 7 Business Days

Size

6"

Length

12 in

Width

14 in

Height

1 in

Compare
1
1
$745.00
Ships in 7 Business Days

Size

3"

Length

4.5 in

Width

9.5 in

Height

8.5 in

Compare
1
1
$649.00
Ships in 7 Business Days

Size

6"

Length

8 in

Width

8 in

Height

8 in