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Check Valves and Backflow Preventers

Check Valves and Backflow Preventers Total Products: 341

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Check Valves
Check Valves
Sanitary Check Valves
Sanitary Check Valves
Vacuum Breakers
Vacuum Breakers
Backflow Preventers
Backflow Preventers
Backflow Preventer Test Kits
Backflow Preventer Test Kits
Backflow Preventer Repair Kits
Backflow Preventer Repair Kits
Backflow Preventer Accessories
Backflow Preventer Accessories
Flow Control Check Valves
Flow Control Check Valves
Surge Relief Valves
Surge Relief Valves
Foot Valve Spring Bronze 2
Foot Valves
Backwater Valve 4 in PVC 120 Deg F
Backwater Valves

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ReducedPressureZone 994 2-1/2in Flanged

ReducedPressureZone 994 2-1/2in Flanged

WATTS
$4,394.82 - $4,394.82
$4,394.82
$4,394.82 - $4,394.82
$4,394.82

Reduced Pressure Zone Assembly Series Watts 994 Size 2 1/2 in Connection Flanged Body Material Stainless Steel Temp Range 33 to 110 Degrees F Max T...

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$4,394.82 - $4,394.82
$4,394.82
$4,394.82 - $4,394.82
$4,394.82
Reduced Pressure Zone Watt919 3/4in FNPT

Reduced Pressure Zone Watt919 3/4in FNPT

WATTS
$922.02 - $922.02
$922.02
$922.02 - $922.02
$922.02

Reduced Pressure Zone Assembly Series Watts 919 Size 3/4 in Connection FNPT Body Material Bronze Temp Range 33 to 180 Degrees F Max Temp 180 Degree...

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$922.02 - $922.02
$922.02
$922.02 - $922.02
$922.02
Reduced Pressure Zone Watt009 3/4in FNPT

Reduced Pressure Zone Watt009 3/4in FNPT

WATTS
$627.11 - $627.11
$627.11
$627.11 - $627.11
$627.11

Reduced Pressure Zone Assembly Series Watts 009 Size 3/4 in Connection FNPT Body Material Bronze Temp Range 33 to 180 Degrees F Max Temp 180 Degree...

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$627.11 - $627.11
$627.11
$627.11 - $627.11
$627.11
Reduced Pressure Zone Watt009 1/2in FNPT

Reduced Pressure Zone Watt009 1/2in FNPT

WATTS
$468.60 - $468.60
$468.60
$468.60 - $468.60
$468.60

Reduced Pressure Zone Assembly Series Watts 009 Size 1/2 in Connection FNPT Body Material Bronze Temp Range 33 to 180 Degrees F Max Temp 180 Degree...

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$468.60 - $468.60
$468.60
$468.60 - $468.60
$468.60
Double Check Detector 12in 53-1/8inH

Double Check Detector 12in 53-1/8inH

WATTS
$30,141.43 - $30,141.43
$30,141.43
$30,141.43 - $30,141.43
$30,141.43

Double Check Detector Assembly Series Watts 774 Size 12 in Connection Flanged Body Material Stainless Steel Temp Range 33 to 110 Degrees F Max Temp...

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$30,141.43 - $30,141.43
$30,141.43
$30,141.43 - $30,141.43
$30,141.43
Double Check Detector 774 6in ShortLayL

Double Check Detector 774 6in ShortLayL

WATTS
$8,739.69 - $8,739.69
$8,739.69
$8,739.69 - $8,739.69
$8,739.69

Double Check Detector Assembly Series Watts 774 Size 6 in Connection Flanged Body Material Stainless Steel Temp Range 33 to 110 Degrees F Max Temp ...

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$8,739.69 - $8,739.69
$8,739.69
$8,739.69 - $8,739.69
$8,739.69
Double Check Detector 774 4in 22-3/4inH

Double Check Detector 774 4in 22-3/4inH

WATTS
$7,101.20 - $7,101.20
$7,101.20
$7,101.20 - $7,101.20
$7,101.20

Double Check Detector Assembly Series Watts 774 Size 4 in Connection Flanged Body Material Stainless Steel Temp Range 33 to 110 Degrees F Max Temp ...

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$7,101.20 - $7,101.20
$7,101.20
$7,101.20 - $7,101.20
$7,101.20
Double Check Detector 774 12in Flanged

Double Check Detector 774 12in Flanged

WATTS
$30,141.43 - $30,141.43
$30,141.43
$30,141.43 - $30,141.43
$30,141.43

Double Check Detector Assembly Series Watts 774 Size 12 in Connection Flanged Body Material Stainless Steel Temp Range 33 to 110 Degrees F Max Temp...

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$30,141.43 - $30,141.43
$30,141.43
$30,141.43 - $30,141.43
$30,141.43
Double Check Detector 774 6in Flanged

Double Check Detector 774 6in Flanged

WATTS
$8,739.69 - $8,739.69
$8,739.69
$8,739.69 - $8,739.69
$8,739.69

Double Check Detector Assembly Series Watts 774 Size 6 in Connection Flanged Body Material Stainless Steel Temp Range 33 to 110 Degrees F Max Temp ...

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$8,739.69 - $8,739.69
$8,739.69
$8,739.69 - $8,739.69
$8,739.69
Double Check Detector 774 3in Flanged

Double Check Detector 774 3in Flanged

WATTS
$6,365.83 - $6,365.83
$6,365.83
$6,365.83 - $6,365.83
$6,365.83

Double Check Detector Assembly Series Watts 774 Size 3 in Connection Flanged Body Material Stainless Steel Temp Range 33 to 110 Degrees F Max Temp ...

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$6,365.83 - $6,365.83
$6,365.83
$6,365.83 - $6,365.83
$6,365.83
DoubleCheckDetector 774 2-1/2in Flanged

DoubleCheckDetector 774 2-1/2in Flanged

WATTS
$5,415.59 - $5,415.59
$5,415.59
$5,415.59 - $5,415.59
$5,415.59

Double Check Detector Assembly Series Watts 774 Size 2 1/2 in Connection Flanged Body Material Stainless Steel Temp Range 33 to 110 Degrees F Max T...

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$5,415.59 - $5,415.59
$5,415.59
$5,415.59 - $5,415.59
$5,415.59
DoubleCheckDetector 4in Flanged

DoubleCheckDetector 4in Flanged

WATTS
$19,174.90 - $19,174.90
$19,174.90
$19,174.90 - $19,174.90
$19,174.90

Double Check Detector Assembly Series Watts 709DCDA Size 4 in Connection Flanged Body Material Cast Iron Temp Range 33 to 110 Degrees F Max Temp 11...

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$19,174.90 - $19,174.90
$19,174.90
$19,174.90 - $19,174.90
$19,174.90
DoubleCheckDetector 709DCDA 8in Flanged

DoubleCheckDetector 709DCDA 8in Flanged

WATTS
$21,643.31 - $21,643.31
$21,643.31
$21,643.31 - $21,643.31
$21,643.31

Double Check Detector Assembly Series Watts 709DCDA Size 8 in Connection Flanged Body Material Cast Iron Temp Range 33 to 110 Degrees F Max Temp 11...

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$21,643.31 - $21,643.31
$21,643.31
$21,643.31 - $21,643.31
$21,643.31
DoubleCheckDetector 709DCDA 6in Flanged

DoubleCheckDetector 709DCDA 6in Flanged

WATTS
$11,419.85 - $11,419.85
$11,419.85
$11,419.85 - $11,419.85
$11,419.85

Double Check Detector Assembly Series Watts 709DCDA Size 6 in Connection Flanged Body Material Cast Iron Temp Range 33 to 110 Degrees F Max Temp 11...

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$11,419.85 - $11,419.85
$11,419.85
$11,419.85 - $11,419.85
$11,419.85
DoubleCheckDetector 709DCDA 4in Flanged

DoubleCheckDetector 709DCDA 4in Flanged

WATTS
$7,790.39 - $7,790.39
$7,790.39
$7,790.39 - $7,790.39
$7,790.39

Double Check Detector Assembly Series Watts 709DCDA Size 4 in Connection Flanged Body Material Cast Iron Temp Range 33 to 110 Degrees F Max Temp 11...

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$7,790.39 - $7,790.39
$7,790.39
$7,790.39 - $7,790.39
$7,790.39
DoubleCheckDetector 709DCDA 3in Flanged

DoubleCheckDetector 709DCDA 3in Flanged

WATTS
$7,117.37 - $7,117.37
$7,117.37
$7,117.37 - $7,117.37
$7,117.37

Double Check Detector Assembly Series Watts 709DCDA Size 3 in Connection Flanged Body Material Cast Iron Temp Range 33 to 110 Degrees F Max Temp 11...

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$7,117.37 - $7,117.37
$7,117.37
$7,117.37 - $7,117.37
$7,117.37
DoubleCheckDetector 10in Flanged

DoubleCheckDetector 10in Flanged

WATTS
$32,070.58 - $32,070.58
$32,070.58
$32,070.58 - $32,070.58
$32,070.58

Double Check Detector Assembly Series Watts 709DCDA Size 10 in Connection Flanged Body Material Cast Iron Temp Range 33 to 110 Degrees F Max Temp 1...

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$32,070.58 - $32,070.58
$32,070.58
$32,070.58 - $32,070.58
$32,070.58
DoubleCheckDetector 709DCDA 8in Flanged

DoubleCheckDetector 709DCDA 8in Flanged

WATTS
$21,314.89 - $21,314.89
$21,314.89
$21,314.89 - $21,314.89
$21,314.89

Double Check Detector Assembly Series Watts 709DCDA Size 8 in Connection Flanged Body Material Cast Iron Temp Range 33 to 110 Degrees F Max Temp 11...

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$21,314.89 - $21,314.89
$21,314.89
$21,314.89 - $21,314.89
$21,314.89
DoubleCheckDetector 709DCDA 3in Flanged

DoubleCheckDetector 709DCDA 3in Flanged

WATTS
$7,177.31 - $7,177.31
$7,177.31
$7,177.31 - $7,177.31
$7,177.31

Double Check Detector Assembly Series Watts 709DCDA Size 3 in Connection Flanged Body Material Cast Iron Temp Range 33 to 110 Degrees F Max Temp 11...

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$7,177.31 - $7,177.31
$7,177.31
$7,177.31 - $7,177.31
$7,177.31
DoubleCheckDetector 007 3in Flanged

DoubleCheckDetector 007 3in Flanged

WATTS
$7,491.02 - $7,491.02
$7,491.02
$7,491.02 - $7,491.02
$7,491.02

Double Check Detector Assembly Series Watts 007 Size 3 in Connection Flanged Body Material Cast Iron Temp Range 33 to 110 Degrees F Max Temp 110 De...

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$7,491.02 - $7,491.02
$7,491.02
$7,491.02 - $7,491.02
$7,491.02
DoubleCheckDetectorW/DomesticOSYShutoff

DoubleCheckDetectorW/DomesticOSYShutoff

WATTS
$7,242.04 - $7,242.04
$7,242.04
$7,242.04 - $7,242.04
$7,242.04

Double Check Detector Assembly Series Watts 007 Size 2 1/2 in Connection Flanged Body Material Cast Iron Temp Range 33 to 110 Degrees F Max Temp 11...

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$7,242.04 - $7,242.04
$7,242.04
$7,242.04 - $7,242.04
$7,242.04
Double Check Detector 007 2in FNPT

Double Check Detector 007 2in FNPT

WATTS
$6,282.67 - $6,282.67
$6,282.67
$6,282.67 - $6,282.67
$6,282.67

Double Check Detector Assembly Series Watts 007 Size 2 in Connection FNPT Body Material Cast Iron Temp Range 33 to 110 Degrees F Max Temp 110 Degre...

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$6,282.67 - $6,282.67
$6,282.67
$6,282.67 - $6,282.67
$6,282.67
Double Check Detector 007 3in Flanged

Double Check Detector 007 3in Flanged

WATTS
$7,491.02 - $7,491.02
$7,491.02
$7,491.02 - $7,491.02
$7,491.02

Double Check Detector Assembly Series Watts 007 Size 3 in Connection Flanged Body Material Cast Iron Temp Range 33 to 110 Degrees F Max Temp 110 De...

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$7,491.02 - $7,491.02
$7,491.02
$7,491.02 - $7,491.02
$7,491.02
DoubleCheckDetector 007 2-1/2in 16-3/8

DoubleCheckDetector 007 2-1/2in 16-3/8

WATTS
$7,242.04 - $7,242.04
$7,242.04
$7,242.04 - $7,242.04
$7,242.04

Double Check Detector Assembly Series Watts 007 Size 2 1/2 in Connection Flanged Body Material Cast Iron Temp Range 33 to 110 Degrees F Max Temp 11...

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$7,242.04 - $7,242.04
$7,242.04
$7,242.04 - $7,242.04
$7,242.04

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