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Check Valves and Backflow Preventers

Check Valves and Backflow Preventers Total Products: 2164

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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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Wafer Check Valve Cast Iron 6 Flange

Wafer Check Valve Cast Iron 6 Flange

MUELLER STEAM SPECIALTY
$844.82 - $844.82
$844.82
$844.82 - $844.82
$844.82

Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Wafer Body Material - Valves Cast Iron Pipe or Tube Size 6 in C...

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$844.82 - $844.82
$844.82
$844.82 - $844.82
$844.82
Check Valve Kynar 3/8 x 1/4 PushxMNPT

Check Valve Kynar 3/8 x 1/4 PushxMNPT

PARKER
$22.66 - $22.66
$22.66
$22.66 - $22.66
$22.66

Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Spring Body Material - Valves Kynar(R) Pipe or Tube Size 3/8 in...

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$22.66 - $22.66
$22.66
$22.66 - $22.66
$22.66
Swing Check Valve PVC 2 Solvent Weld

Swing Check Valve PVC 2 Solvent Weld

ZOELLER
$70.10 - $70.10
$70.10
$70.10 - $70.10
$70.10

Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Swing Body Material - Valves PVC Pipe or Tube Size 2 in Connect...

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$70.10 - $70.10
$70.10
$70.10 - $70.10
$70.10
Ball Cone Check Valve Bronze 1-1/2 FNPT

Ball Cone Check Valve Bronze 1-1/2 FNPT

APOLLO
$159.21 - $159.21
$159.21
$159.21 - $159.21
$159.21

Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Ball Cone Body Material - Valves Bronze Pipe or Tube Size 1 1/2...

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$159.21 - $159.21
$159.21
$159.21 - $159.21
$159.21
Ball Cone Check Valve Bronze 1-1/4 FNPT

Ball Cone Check Valve Bronze 1-1/4 FNPT

APOLLO
$120.85 - $120.85
$120.85
$120.85 - $120.85
$120.85

Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Ball Cone Body Material - Valves Bronze Pipe or Tube Size 1 1/4...

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$120.85 - $120.85
$120.85
$120.85 - $120.85
$120.85
Ball Cone Check Valve Bronze 1 FNPT

Ball Cone Check Valve Bronze 1 FNPT

APOLLO
$71.14 - $71.14
$71.14
$71.14 - $71.14
$71.14

Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Ball Cone Body Material - Valves Bronze Pipe or Tube Size 1 in ...

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$71.14 - $71.14
$71.14
$71.14 - $71.14
$71.14
Ball Cone Check Valve Bronze 3/4 FNPT

Ball Cone Check Valve Bronze 3/4 FNPT

APOLLO
$52.10 - $52.10
$52.10
$52.10 - $52.10
$52.10

Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Ball Cone Body Material - Valves Bronze Pipe or Tube Size 3/4 i...

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$52.10 - $52.10
$52.10
$52.10 - $52.10
$52.10
Ball Cone Check Valve Bronze 1/2 FNPT

Ball Cone Check Valve Bronze 1/2 FNPT

APOLLO
$36.67 - $36.67
$36.67
$36.67 - $36.67
$36.67

Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Ball Cone Body Material - Valves Bronze Pipe or Tube Size 1/2 i...

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$36.67 - $36.67
$36.67
$36.67 - $36.67
$36.67
Backflow Preventer Repair Kit

Backflow Preventer Repair Kit

WATTS
$236.44 - $236.44
$236.44
$236.44 - $236.44
$236.44

Backflow Preventer Repair Kit For Use With 957-OSY 3 in 957-OSY 4 in Mfr No 957-OSY 21/2 Includes Diaphragm First And Second Check Inlet Coupler O-...

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$236.44 - $236.44
$236.44
$236.44 - $236.44
$236.44
Air Gap 2-1/2 to 10 In Use w/Series 957

Air Gap 2-1/2 to 10 In Use w/Series 957

WATTS
$328.04 - $328.04
$328.04
$328.04 - $328.04
$328.04

Air Gap For Use With Series 957 (2-1/2 in to 10 in) Size 2 1/2 in to 10 in Connection Type NPT Length 10 3/16 in Width 7 1/2 in Material of Constru...

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$328.04 - $328.04
$328.04
$328.04 - $328.04
$328.04
Reduced Pressure Zone Backflow Preventer

Reduced Pressure Zone Backflow Preventer

WATTS
$3,915.44 - $3,915.44
$3,915.44
$3,915.44 - $3,915.44
$3,915.44

Reduced Pressure Zone Backflow Preventer Series Watts 957 Size 4 in Connection Flanged Body Material 304 Stainless Steel Temp Range 33 Degrees to 1...

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$3,915.44 - $3,915.44
$3,915.44
$3,915.44 - $3,915.44
$3,915.44
Reduced Pressure Zone Backflow Preventer

Reduced Pressure Zone Backflow Preventer

WATTS
$3,134.13 - $3,134.13
$3,134.13
$3,134.13 - $3,134.13
$3,134.13

Reduced Pressure Zone Backflow Preventer Series Watts 957 Size 3 in Connection Flanged Body Material 304 Stainless Steel Temp Range 33 Degrees to 1...

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$3,134.13 - $3,134.13
$3,134.13
$3,134.13 - $3,134.13
$3,134.13
Reduced Pressure Zone Backflow Preventer

Reduced Pressure Zone Backflow Preventer

WATTS
$3,388.57 - $3,388.57
$3,388.57
$3,388.57 - $3,388.57
$3,388.57

Reduced Pressure Zone Backflow Preventer Series Watts 957 Size 2 1/2 in Connection Flanged Body Material 304 Stainless Steel Temp Range 33 Degrees ...

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$3,388.57 - $3,388.57
$3,388.57
$3,388.57 - $3,388.57
$3,388.57
Backflow Preventer Repair Kit

Backflow Preventer Repair Kit

WATTS
$60.47 - $60.47
$60.47
$60.47 - $60.47
$60.47

Backflow Preventer Repair Kit For Use With Watts No 21/2 757 OSY Watts No 3 757 OSY Watts No 4 757 OSY Includes Check Disc Cover And Sleeve O-Ring ...

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$60.47 - $60.47
$60.47
$60.47 - $60.47
$60.47
Backflow Preventer Repair Kit

Backflow Preventer Repair Kit

WATTS
$50.06 - $50.06
$50.06
$50.06 - $50.06
$50.06

Backflow Preventer Repair Kit For Use With Watts No 21/2 757 OSY Watts No 3 757 OSY Watts No 4 757 OSY Includes Check Disc Cover And Sleeve O-Ring ...

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$50.06 - $50.06
$50.06
$50.06 - $50.06
$50.06
Backflow Preventer Repair Kit

Backflow Preventer Repair Kit

WATTS
$658.31 - $658.31
$658.31
$658.31 - $658.31
$658.31

Backflow Preventer Repair Kit For Use With Mfr No 4 909 NRS Includes Check Disc Cover And Sleeve O-Ring Diaphragm Piston Seal And Lubricant RV Disc...

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$658.31 - $658.31
$658.31
$658.31 - $658.31
$658.31
Backflow Preventer Repair Kit

Backflow Preventer Repair Kit

WATTS
$459.44 - $459.44
$459.44
$459.44 - $459.44
$459.44

Backflow Preventer Repair Kit For Use With 3 909 NRS Mfr No 21/2 909 NRS Includes Check Disc Cover And Sleeve O-Ring Diaphragm Piston Seal And Lubr...

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$459.44 - $459.44
$459.44
$459.44 - $459.44
$459.44
Backflow Preventer Repair Kit

Backflow Preventer Repair Kit

WATTS
$165.16 - $165.16
$165.16
$165.16 - $165.16
$165.16

Backflow Preventer Repair Kit For Use With 11/2 909M1QT 2 909M1QT Mfr No 11/4 909 QT Includes Check Disc Cover And Sleeve O-Ring Diaphragm Piston S...

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$165.16 - $165.16
$165.16
$165.16 - $165.16
$165.16
Backflow Preventer Repair Kit

Backflow Preventer Repair Kit

WATTS
$107.84 - $107.84
$107.84
$107.84 - $107.84
$107.84

Backflow Preventer Repair Kit For Use With 1 909 QT Mfr No 3/4 in-1 in 909QT Includes Check Disc Cover And Sleeve O-Ring Diaphragm Piston Seal And ...

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$107.84 - $107.84
$107.84
$107.84 - $107.84
$107.84
Poppet Check Valve Brass 3/8 Comp.

Poppet Check Valve Brass 3/8 Comp.

PARKER
$150.44 - $150.44
$150.44
$150.44 - $150.44
$150.44

Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Poppet Body Material - Valves Brass Pipe or Tube Size 3/8 in Co...

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$150.44 - $150.44
$150.44
$150.44 - $150.44
$150.44
Poppet Check Valve Brass 1/4 Comp.

Poppet Check Valve Brass 1/4 Comp.

PARKER
$65.72 - $65.72
$65.72
$65.72 - $65.72
$65.72

Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Poppet Body Material - Valves Brass Pipe or Tube Size 1/4 in Co...

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$65.72 - $65.72
$65.72
$65.72 - $65.72
$65.72
Poppet Check Valve Brass 1/2 Comp.

Poppet Check Valve Brass 1/2 Comp.

PARKER
$146.14 - $146.14
$146.14
$146.14 - $146.14
$146.14

Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Poppet Body Material - Valves Brass Pipe or Tube Size 1/2 in Co...

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$146.14 - $146.14
$146.14
$146.14 - $146.14
$146.14
Poppet Check Valve Brass 3/8 Comp.

Poppet Check Valve Brass 3/8 Comp.

PARKER
$153.59 - $153.59
$153.59
$153.59 - $153.59
$153.59

Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Poppet Body Material - Valves Brass Pipe or Tube Size 3/8 in Co...

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$153.59 - $153.59
$153.59
$153.59 - $153.59
$153.59
Poppet Check Valve 316 SS 1/2 Comp.

Poppet Check Valve 316 SS 1/2 Comp.

PARKER
$276.06 - $276.06
$276.06
$276.06 - $276.06
$276.06

Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Poppet Body Material - Valves 316 Stainless Steel Pipe or Tube ...

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$276.06 - $276.06
$276.06
$276.06 - $276.06
$276.06

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