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  1. Home
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  3. Plumbing
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  5. Pipes, Valves & Fittings
  6. /
  7. Valves
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  9. Check Valves

Check Valves (3,500+ items) - Page 14

Watts 1/2" X 1/2" LF 7U2-2 Dual Check Valve 72203
Watts

1/2" X 1/2" LF 7U2-2 Dual Check Valve

Zoro # G205488587
Mfr # 72203
product price:  $141.99
/ea
Zoro Select 3/8" MNPT x FNPT Brass Piston Spring Check Valve CHK BRS 610-6M6F-F
Zoro Select

3/8" MNPT x FNPT Brass Piston Spring Check Valve

Zoro # G2402461
Mfr # CHK BRS 610-6M6F-F
product price:  $27.79
/ea
Dixon 3" Stainless Steel Spring Check Valve HSCE300
Dixon

3" Stainless Steel Spring Check Valve

Zoro # G6563980
Mfr # HSCE300
product price:  $572.99
/ea
Jomar Valve 1" NPT Lead Free Brass Spring Check Valve T-521G
Jomar Valve

1" NPT Lead Free Brass Spring Check Valve

Zoro # G7036018
Mfr # T-521G
product price:  $41.29
/ea
Bonomi North America 1-1/4in INLINE STAINLESS STEEL CHECK Valve S250-1-1/4
Bonomi North America

1-1/4in INLINE STAINLESS STEEL CHECK Valve

Zoro # G011494062
Mfr # S250-1-1/4
product price:  $47.55
/ea
Pumpspy Silent Inline Check Valve 2", Clear Bod CV-200
Pumpspy

Silent Inline Check Valve 2", Clear Bod

Zoro # G009944241
Mfr # CV-200
product price:  $31.39
/ea
Parker 3/8" Push x 1/4" MNPT Kynar Check Valve FB6MCVC4-HBLK-05
Parker

3/8" Push x 1/4" MNPT Kynar Check Valve

Zoro # G4397145
Mfr # FB6MCVC4-HBLK-05
product price:  $21.19
/ea
Legend Valve 1 NO LEAD PRESS INLINE CHECK 105-455NL
Legend Valve

1 NO LEAD PRESS INLINE CHECK

Zoro # G1774695
Mfr # 105-455NL
product price:  $23.99
/ea
Milwaukee Valve 2-1/2" FNPT Bronze Swing Y Check Valve 507 2 1/2
Milwaukee Valve

2-1/2" FNPT Bronze Swing Y Check Valve

Zoro # G3212097
Mfr # 507 2 1/2
product price:  $825.97
/ea
Dixon Legris by Non-Return In-Line Check Valve, 1/4 in, Tube, Nylon Body 79965600
Dixon

Legris by Non-Return In-Line Check Valve, 1/4 in, Tube, Nylon Body

Zoro # G509216879
Mfr # 79965600
product price:  $45.45
/ea
Campbell Brady 1-1/4'' Acetal Polymer Foot & Check Valve SFV125
Campbell

Brady 1-1/4'' Acetal Polymer Foot & Check Valve

Zoro # G021866446
Mfr # SFV125
product price:  $19.99
/ea
Dayton 1-1/2" Socket PVC True Union Swing Waste Water Check Valve 4RG90
Dayton

1-1/2" Socket PVC True Union Swing Waste Water Check Valve

Zoro # G1983283
Mfr # 4RG90
product price:  $71.29
/ea
Campbell Brady 1 In. Acetal Polymer Spring Loaded Check Valve SLC-100
Campbell

Brady 1 In. Acetal Polymer Spring Loaded Check Valve

Zoro # G711335726
Mfr # SLC-100
product price:  $18.25
/ea
Sharpe Valves 1-1/2" Socket Forged Carbon Steel Piston Check Valve 4371001410
Sharpe Valves

1-1/2" Socket Forged Carbon Steel Piston Check Valve

Zoro # G1332064
Mfr # 4371001410
product price:  $200.99
/ea
Legend Valve 4" T-312 CAST IRON WAFER CHECK 116-224
Legend Valve

4" T-312 CAST IRON WAFER CHECK

Zoro # G1842848
Mfr # 116-224
product price:  $169.99
/ea
Watts 3/8" FNPT Bronze Dual Check Valve 3/8 LF7
Watts

3/8" FNPT Bronze Dual Check Valve

Zoro # G5276363
Mfr # 3/8 LF7
product price:  $247.37
/ea
Steel & Obrien 3" Tri-Clamp End Disk Type Check Vakve - 3.36" Long 316SS 45MP-3-CD-316
Steel & Obrien

3" Tri-Clamp End Disk Type Check Vakve - 3.36" Long 316SS

Zoro # G5412852
Mfr # 45MP-3-CD-316
product price:  $612.99
/ea
Georg Fischer 1" Threaded Socket CPVC/EPDM Spring Check Valve 163562104
Georg Fischer

1" Threaded Socket CPVC/EPDM Spring Check Valve

Zoro # G4649863
Mfr # 163562104
product price:  $367.99
/ea
Parker 1/4" FNPT PTFE Check Valve CV-1-1144
Parker

1/4" FNPT PTFE Check Valve

Zoro # G1494552
Mfr # CV-1-1144
product price:  $460.99
/ea
Apollo Valves 1/2" Press Lead Free Bronze Swing Check Valve 61YLF203T1PR
Apollo Valves

1/2" Press Lead Free Bronze Swing Check Valve

Zoro # G4681564
Mfr # 61YLF203T1PR
product price:  $105.99
/ea
Dayton 1/2" FNPT PVC Spring Check Valve 4RG64
Dayton

1/2" FNPT PVC Spring Check Valve

Zoro # G0533486
Mfr # 4RG64
product price:  $77.79
/ea
Jomar Valve 1/2" NPT Bronze Y Check Valve T-511G
Jomar Valve

1/2" NPT Bronze Y Check Valve

Zoro # G7062907
Mfr # T-511G
product price:  $32.15
/ea
Parker 3/8" PTFE Check Valve CV-1-6666
Parker

3/8" PTFE Check Valve

Zoro # G2173087
Mfr # CV-1-6666
product price:  $555.99
/ea
Milwaukee Valve 2" FNPT Bronze Swing Check Valve 510T 2
Milwaukee Valve

2" FNPT Bronze Swing Check Valve

Zoro # G2249204
Mfr # 510T 2
product price:  $321.37
/ea
Hayward Flow Control Y-Check Valve, 2", PVC/EPDM, Threaded YC10200TE
Hayward Flow Control

Y-Check Valve, 2", PVC/EPDM, Threaded

Zoro # G6744087
Mfr # YC10200TE
product price:  $387.99
/ea
Keckley 6" Wafer Check Valve 6CW1F-CI-B2334
Keckley

6" Wafer Check Valve

Zoro # G3818932
Mfr # 6CW1F-CI-B2334
product price:  $687.99
/ea
Champion 6" Flanged Ductile Iron Wafer Check Valve 6SD12-LSBS-P
Champion

6" Flanged Ductile Iron Wafer Check Valve

Zoro # G7344508
Mfr # 6SD12-LSBS-P
product price:  $389.99
/ea
Zoro Select 1/4" FNPT x MNPT Brass Piston Spring Check Valve CHK BRS 410-4F4M-F
Zoro Select

1/4" FNPT x MNPT Brass Piston Spring Check Valve

Zoro # G0863222
Mfr # CHK BRS 410-4F4M-F
product price:  $21.99
/ea
Ssi 2-1/2" Wafer Flange Cast Iron Silent Check Valve 0250-125WCITM-T
Ssi

2-1/2" Wafer Flange Cast Iron Silent Check Valve

Zoro # G3464815
Mfr # 0250-125WCITM-T
product price:  $123.99
/ea
Zoro Select 1/8" Barb White Nylon Ball Cone Spring Check Valve WN CHK 695-2B2B-F
Zoro Select

1/8" Barb White Nylon Ball Cone Spring Check Valve

Zoro # G1220441
Mfr # WN CHK 695-2B2B-F
product price:  $8.39
/ea
Zoro Select 3" Flanged PVC Swing Check Valve SCOV110
Zoro Select

3" Flanged PVC Swing Check Valve

Zoro # G2358221
Mfr # SCOV110
product price:  $939.99
/ea
Parker 3/8" CPI(R) Brass Instrumentation Check Valve 6Z-C6L-10-BN-B
Parker

3/8" CPI(R) Brass Instrumentation Check Valve

Zoro # G3421485
Mfr # 6Z-C6L-10-BN-B
product price:  $150.99
/ea
Champion 4" Flanged Ductile Iron Spring Spring Wafer Check Valve 4SDX12-LTBS-P1/4
Champion

4" Flanged Ductile Iron Spring Spring Wafer Check Valve

Zoro # G7344368
Mfr # 4SDX12-LTBS-P1/4
product price:  $397.99
/ea
Discover 1/2 in. Stainless Steel Swing Check Valve 316SS 102573
Discover

1/2 in. Stainless Steel Swing Check Valve 316SS

Zoro # G215879740
Mfr # 102573
product price:  $21.45
/ea
Discover 1/8 in. Stainless Steel Inline Check Valve 101133
Discover

1/8 in. Stainless Steel Inline Check Valve

Zoro # G515879792
Mfr # 101133
product price:  $28.99
/ea
Discover 1-1/2 in. Stainless Steel Spring Check Valve 102662
Discover

1-1/2 in. Stainless Steel Spring Check Valve

Zoro # G015879780
Mfr # 102662
product price:  $37.79
/ea
Check Valves (3,500+ items) - Page 14
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About Check Valves

Check Valves are designed to prevent the backflow of liquids, gases, and other substances from flowing in the wrong direction. They are typically used in piping systems to protect equipment from damage due to reverse flow.

Types of Check Valves

Check Valves come in a variety of sizes and materials, such as 1/2 check valves, 3/4 inch check valves, and 6 inch PVC check valves. Some Check Valves use springs or diaphragms to ensure that they close properly when pressure is applied. Other Check Valves may be made with stainless steel or brass components for more durability.

How Check Valves are Made

Check Valves can be made from a range of materials including plastic, metal alloys, rubber compounds, and polymers. These materials are formed into different shapes depending on their purpose - for example an inline check valve is typically cylindrical while a one-way valve supplier may use flaps or discs.

Industries that Use Check Valves

Check Valves are commonly used by plumbers and engineers in industries such as water treatment plants, food processing facilities, chemical plants, automotive manufacturing plants and oil refineries. Professionals use them to control the flow of liquids in pipes while ensuring that no backflow occurs.

Find the Check Valves You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of plumbing tools & supplies, along with other equipment and essentials to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.
Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

Ball ValvesSolenoid ValvesRelief ValvesValve PartsPVC Pipe Fittings
Black Pipe FittingsStainless Steel Pipe FittingsCamlock FittingsBrass Pipe FittingsPush-to-Connect Tube Fittings
1" bronze ball valveplast-o-matic 2" ball valveparker stainless steel filter2" spring checkzoeller quiet check valve
waste water1/2" inline check valve1/2" npt stainless steelflange mount check valve1" dual check valve

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