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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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Air Gap 1/4 to 1/2 In Use w/Series 909

Air Gap 1/4 to 1/2 In Use w/Series 909

WATTS
$104.44 - $104.44
$104.44
$104.44 - $104.44
$104.44

Air Gap For Use With Series 909 (1/4 in to 1/2 in) Size 1/4 in to 1/2 in Connection Type NPT Length 3 1/8 in Width 2 3/8 in Material of Constructio...

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$104.44 - $104.44
$104.44
$104.44 - $104.44
$104.44
Reduced Pressure Zone Backflow Preventer

Reduced Pressure Zone Backflow Preventer

WATTS
$2,021.29 - $2,021.29
$2,021.29
$2,021.29 - $2,021.29
$2,021.29

Reduced Pressure Zone Backflow Preventer Series Watts 009 Size 1/2 in Connection NPT Body Material Stainless Steel Temp Range 33 Degrees to 180 Deg...

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$2,021.29 - $2,021.29
$2,021.29
$2,021.29 - $2,021.29
$2,021.29
Air Gap 4 to 6 In NPT Use w/Series 909

Air Gap 4 to 6 In NPT Use w/Series 909

WATTS
$479.61 - $479.61
$479.61
$479.61 - $479.61
$479.61

Air Gap For Use With Series 909 (4 in to 6 in) Size 4 in to 6 in Connection Type NPT Length 9 5/8 in Width 6 3/8 in Material of Construction Cast I...

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$479.61 - $479.61
$479.61
$479.61 - $479.61
$479.61
Double Check Valve Assembly Watts 757

Double Check Valve Assembly Watts 757

WATTS
$3,471.63 - $3,471.63
$3,471.63
$3,471.63 - $3,471.63
$3,471.63

Double Check Valve Assembly Series Watts 757 Size 4 in Connection Flanged Body Material Cast Iron Temp Range 33 Degrees to 140 Degrees F Max Temp 1...

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$3,471.63 - $3,471.63
$3,471.63
$3,471.63 - $3,471.63
$3,471.63
Double Check Valve Assembly Watts 757

Double Check Valve Assembly Watts 757

WATTS
$4,380.68 - $4,380.68
$4,380.68
$4,380.68 - $4,380.68
$4,380.68

Double Check Valve Assembly Series Watts 757 Size 3 in Connection Flanged Body Material Cast Iron Temp Range 33 Degrees to 140 Degrees F Max Temp 1...

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$4,380.68 - $4,380.68
$4,380.68
$4,380.68 - $4,380.68
$4,380.68
Double Check Valve Assembly Watts 757

Double Check Valve Assembly Watts 757

WATTS
$4,523.72 - $4,523.72
$4,523.72
$4,523.72 - $4,523.72
$4,523.72

Double Check Valve Assembly Series Watts 757 Size 2 1/2 in Connection Flanged Body Material Cast Iron Temp Range 33 Degrees to 140 Degrees F Max Te...

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$4,523.72 - $4,523.72
$4,523.72
$4,523.72 - $4,523.72
$4,523.72
Backflow Preventer Test Kit 3 Valves

Backflow Preventer Test Kit 3 Valves

WATTS
$2,423.97 - $2,423.97
$2,423.97
$2,423.97 - $2,423.97
$2,423.97

Backflow Preventer Test Kit 3 Valve Includes (3) 3 ft Hoses (3)Test Valves (9) Hose Adapters 16 in Security Strap Analog Test Gauge Carrying Case F...

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$2,423.97 - $2,423.97
$2,423.97
$2,423.97 - $2,423.97
$2,423.97
Air Gap 3/4 to 1 In NPT Use w/Series 909

Air Gap 3/4 to 1 In NPT Use w/Series 909

WATTS
$132.30 - $132.30
$132.30
$132.30 - $132.30
$132.30

Air Gap For Use With Series 909 (3/4 in to 1 in ) Size 3/4 in to 1 in Connection Type NPT Length 4 7/8 in Width 3 1/4 in Material of Construction C...

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$132.30 - $132.30
$132.30
$132.30 - $132.30
$132.30
Double Check Valve Watts 719 3/4in FNPT

Double Check Valve Watts 719 3/4in FNPT

WATTS
$550.19 - $550.19
$550.19
$550.19 - $550.19
$550.19

Double Check Valve Assembly Series Watts 719 Size 3/4 in Connection FNPT Body Material Copper Silicon Alloy Temp Range 33 to 180 Degrees F Max Temp...

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$550.19 - $550.19
$550.19
$550.19 - $550.19
$550.19
Freeze Resistant Vacuum Breaker 9-1/2inH

Freeze Resistant Vacuum Breaker 9-1/2inH

WATTS
$1,087.58 - $1,087.58
$1,087.58
$1,087.58 - $1,087.58
$1,087.58

Freeze Resistant Vacuum Breaker Size 1 1/2 in Connection Type FNPT Material of Construction Cast Bronze Seal Silicone Max Pressure 150 psi Temp Ran...

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$1,087.58 - $1,087.58
$1,087.58
$1,087.58 - $1,087.58
$1,087.58
Freeze Resistant Vacuum Breaker 7-1/2inH

Freeze Resistant Vacuum Breaker 7-1/2inH

WATTS
$412.65 - $412.65
$412.65
$412.65 - $412.65
$412.65

Freeze Resistant Vacuum Breaker Size 1 in Connection Type FNPT Material of Construction Cast Bronze Seal Silicone Max Pressure 150 psi Temp Range 3...

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$412.65 - $412.65
$412.65
$412.65 - $412.65
$412.65
Double Check Detector 774 8in Flanged

Double Check Detector 774 8in Flanged

WATTS
$15,781.36 - $15,781.36
$15,781.36
$15,781.36 - $15,781.36
$15,781.36

Double Check Detector Assembly Series Watts 774 Size 8 in Connection Flanged Body Material Stainless Steel Temp Range 33 to 110 Degrees F Max Temp ...

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$15,781.36 - $15,781.36
$15,781.36
$15,781.36 - $15,781.36
$15,781.36
DoubleCheckDetector 774Series

DoubleCheckDetector 774Series

WATTS
$5,421.23 - $5,421.23
$5,421.23
$5,421.23 - $5,421.23
$5,421.23

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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$5,421.23 - $5,421.23
$5,421.23
$5,421.23 - $5,421.23
$5,421.23
Double Check Detector 774 10in Flanged

Double Check Detector 774 10in Flanged

WATTS
$22,355.76 - $22,355.76
$22,355.76
$22,355.76 - $22,355.76
$22,355.76

Double Check Detector Assembly Series Watts 774 Size 10 in Connection Flanged Body Material Stainless Steel Temp Range 33 to 110 Degrees F Max Temp...

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$22,355.76 - $22,355.76
$22,355.76
$22,355.76 - $22,355.76
$22,355.76
Double Check Detector 774 4in 22-3/4inH

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

WATTS
$6,687.55 - $6,687.55
$6,687.55
$6,687.55 - $6,687.55
$6,687.55

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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$6,687.55 - $6,687.55
$6,687.55
$6,687.55 - $6,687.55
$6,687.55
Double Check Valve Watts719 1/2in FNPT

Double Check Valve Watts719 1/2in FNPT

WATTS
$569.32 - $569.32
$569.32
$569.32 - $569.32
$569.32

Double Check Valve Assembly Series Watts 719 Size 1/2 in Connection FNPT Body Material Bronze Temp Range 33 to 180 Degrees F Max Temp 180 Degrees F...

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$569.32 - $569.32
$569.32
$569.32 - $569.32
$569.32
Vacuum Breaker 1-3/4inH Freeze Relief

Vacuum Breaker 1-3/4inH Freeze Relief

WATTS
$96.21 - $96.21
$96.21
$96.21 - $96.21
$96.21

Atmospheric Vacuum Breaker Size 3/4 in Connection Type FGHT x MGHT Material of Construction Lead Free Copper Silicon Alloy Seal Rubber Max Pressure...

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$96.21 - $96.21
$96.21
$96.21 - $96.21
$96.21
Vacuum Breaker 1-1/2inH Tamper-Proof

Vacuum Breaker 1-1/2inH Tamper-Proof

WATTS
$71.89 - $71.89
$71.89
$71.89 - $71.89
$71.89

Atmospheric Vacuum Breaker Size 3/4 in Connection Type FGHT x MGHT Material of Construction Lead Free Chrome Copper Silicon Alloy Seal Rubber Max P...

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$71.89 - $71.89
$71.89
$71.89 - $71.89
$71.89
Vacuum Breaker 1-1/2inH Chrome Finish

Vacuum Breaker 1-1/2inH Chrome Finish

WATTS
$102.20 - $102.20
$102.20
$102.20 - $102.20
$102.20

Atmospheric Vacuum Breaker Size 3/4 in Connection Type FGHT x MGHT Material of Construction Lead Free Chrome Copper Silicon Alloy Seal Rubber Max P...

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$102.20 - $102.20
$102.20
$102.20 - $102.20
$102.20
Dual Check Vacuum Breaker 9-5/8inH

Dual Check Vacuum Breaker 9-5/8inH

WATTS
$1,082.06 - $1,082.06
$1,082.06
$1,082.06 - $1,082.06
$1,082.06

Dual Check Vacuum Breaker Size 2 in Connection Type FNPT Material of Construction Cast Bronze Seal Silicone Max Pressure 150 psi Temp Range 33 Degr...

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$1,082.06 - $1,082.06
$1,082.06
$1,082.06 - $1,082.06
$1,082.06
Freeze Resistant Vacuum Breaker 9inH

Freeze Resistant Vacuum Breaker 9inH

WATTS
$852.33 - $852.33
$852.33
$852.33 - $852.33
$852.33

Freeze Resistant Vacuum Breaker Size 1 1/4 in Connection Type FNPT Material of Construction Cast Bronze Seal Silicone Max Pressure 150 psi Temp Ran...

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$852.33 - $852.33
$852.33
$852.33 - $852.33
$852.33
Freeze Resistant Vacuum Breaker 6-1/4inH

Freeze Resistant Vacuum Breaker 6-1/4inH

WATTS
$422.71 - $422.71
$422.71
$422.71 - $422.71
$422.71

Freeze Resistant Vacuum Breaker Size 1/2 in Connection Type FNPT Material of Construction Cast Bronze Seal Silicone Max Pressure 150 psi Temp Range...

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$422.71 - $422.71
$422.71
$422.71 - $422.71
$422.71
Reduced Pressure Zone 994 10in Flanged

Reduced Pressure Zone 994 10in Flanged

WATTS
$20,991.88 - $20,991.88
$20,991.88
$20,991.88 - $20,991.88
$20,991.88

Reduced Pressure Zone Assembly Series Watts 994 Size 10 in Connection Flanged Body Material Stainless Steel Temp Range 33 to 110 Degrees F Max Temp...

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$20,991.88 - $20,991.88
$20,991.88
$20,991.88 - $20,991.88
$20,991.88
Reduced Pressure Zone 994 4in Flanged

Reduced Pressure Zone 994 4in Flanged

WATTS
$5,709.92 - $5,709.92
$5,709.92
$5,709.92 - $5,709.92
$5,709.92

Reduced Pressure Zone Assembly Series Watts 994 Size 4 in Connection Flanged Body Material Stainless Steel Temp Range 33 to 110 Degrees F Max Temp ...

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$5,709.92 - $5,709.92
$5,709.92
$5,709.92 - $5,709.92
$5,709.92

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