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  1. Home
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  5. Pipes, Valves & Fittings
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  7. Valves
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  9. Check Valves

Check Valves (3,500+ items) - Page 29

Dayton Spring Check Valve, 4.4063 in Overall L 4RG70
Dayton

Spring Check Valve, 4.4063 in Overall L

Zoro # G0617924
Mfr # 4RG70
product price:  $53.59
/ea
Strataflo 1/2" FNPT Brass Check Valve with Buna-N Rubber Poppet 375-050
Strataflo

1/2" FNPT Brass Check Valve with Buna-N Rubber Poppet

Zoro # G104992093
Mfr # 375-050
product price:  $110.99
/ea
Keckley 10" Stainless Steel Wafer Check Valve DD2R-36-364IX-910
Keckley

10" Stainless Steel Wafer Check Valve

Zoro # G1612707
Mfr # DD2R-36-364IX-910
product price:  $5,489.99
/ea
Hoke CVH Series Check Valves - 1/2in Tube x 1/2in Tube, 0-6000 PSI, -20 Deg. To 400 Deg. F CVHG8Y21S
Hoke

CVH Series Check Valves - 1/2in Tube x 1/2in Tube, 0-6000 PSI, -20 Deg. To 400 Deg. F

Zoro # G116507087
Mfr # CVHG8Y21S
product price:  $461.99
/ea
Sharpe Check Valve, 5.98 in Overall L 4371001840
Sharpe

Check Valve, 5.98 in Overall L

Zoro # G308258803
Mfr # 4371001840
product price:  $477.99
/ea
Hayward Flow Control Y-Check Valve, True Union, Spring-Loaded, 4", PVC/EPDM, Socket, Adjustable 2-15 psi SLC10400SEU
Hayward Flow Control

Y-Check Valve, True Union, Spring-Loaded, 4", PVC/EPDM, Socket, Adjustable 2-15 psi

Zoro # G6796544
Mfr # SLC10400SEU
product price:  $909.99
/ea
Discover 1 in. Stainless Steel Inline Check Valve 102757
Discover

1 in. Stainless Steel Inline Check Valve

Zoro # G015879810
Mfr # 102757
product price:  $98.15
/ea
Bonomi North America 1in INLINE STAINLESS STEEL CHECK Valve S250-1
Bonomi North America

1in INLINE STAINLESS STEEL CHECK Valve

Zoro # G411494082
Mfr # S250-1
product price:  $35.65
/ea
Champion 2-1/2" Flanged Stainless Steel Wafer Check Valve 2.5SDS15-SSP-R
Champion

2-1/2" Flanged Stainless Steel Wafer Check Valve

Zoro # G7344270
Mfr # 2.5SDS15-SSP-R
product price:  $325.99
/ea
Hayward Flow Control Check Valve, Wafer, 2", CPVC/FPM, with Hastelloy Spring WCV2200VH
Hayward Flow Control

Check Valve, Wafer, 2", CPVC/FPM, with Hastelloy Spring

Zoro # G6525215
Mfr # WCV2200VH
product price:  $709.99
/ea
Dayton 2" Socket PVC Ball Check Valve 4RG93
Dayton

2" Socket PVC Ball Check Valve

Zoro # G1429671
Mfr # 4RG93
product price:  $221.99
/ea
Zoeller Check Valve 30-0258
Zoeller

Check Valve

Zoro # G300488161
Mfr # 30-0258
product price:  $27.79
/ea
Keckley 4" Wafer Check Valve, Length: 7" 4CW2R-36-36336
Keckley

4" Wafer Check Valve, Length: 7"

Zoro # G3819413
Mfr # 4CW2R-36-36336
product price:  $1,498.99
/ea
Asahi 4" Flanged Ball Check Valve, Material of Construction: PVC 1212040
Asahi

4" Flanged Ball Check Valve, Material of Construction: PVC

Zoro # G6193901
Mfr # 1212040
product price:  $745.99
/ea
Ham-Let Instrumentation Check Valve H-400-SS-L-1/4-1PSI
Ham-Let

Instrumentation Check Valve

Zoro # G808258860
Mfr # H-400-SS-L-1/4-1PSI
product price:  $85.73
/ea
Milwaukee Valve 1-1/2" Threaded Low Lead Brass Swing Check Valve UP0967000112
Milwaukee Valve

1-1/2" Threaded Low Lead Brass Swing Check Valve

Zoro # G4167292
Mfr # UP0967000112
product price:  $150.99
/ea
Milwaukee Valve 1" Threaded Low Lead Bronze Spring Check Valve UP548T 1
Milwaukee Valve

1" Threaded Low Lead Bronze Spring Check Valve

Zoro # G1608564
Mfr # UP548T 1
product price:  $86.39
/ea
Georg Fischer 1/2" Threaded Socket CPVC/EPDM Spring Check Valve 163562102
Georg Fischer

1/2" Threaded Socket CPVC/EPDM Spring Check Valve

Zoro # G4664231
Mfr # 163562102
product price:  $242.99
/ea
Caleffi 502710A 1/8" Npt. Male Automatic 502710A
Caleffi

502710A 1/8" Npt. Male Automatic

Zoro # G6068247
Mfr # 502710A
product price:  $18.85
/ea
Zoro Select 1/8" Barb Polypropylene Ball Cone Spring Check Valve PP CHK 695-2B2B-B
Zoro Select

1/8" Barb Polypropylene Ball Cone Spring Check Valve

Zoro # G1201182
Mfr # PP CHK 695-2B2B-B
product price:  $7.69
/ea
Jomar Valve 1-1/4" Solder Lead Free Brass Spring Check Valve S-521G
Jomar Valve

1-1/4" Solder Lead Free Brass Spring Check Valve

Zoro # G7043149
Mfr # S-521G
product price:  $71.89
/ea
Bonomi North America 3/4in INLINE STAINLESS STEEL CHECK Valve S250-3/4
Bonomi North America

3/4in INLINE STAINLESS STEEL CHECK Valve

Zoro # G011494161
Mfr # S250-3/4
product price:  $32.15
/ea
Jomar Valve LF Brnze Y-Pattern Check Vlv, NPT, 3/4" T-511G
Jomar Valve

LF Brnze Y-Pattern Check Vlv, NPT, 3/4"

Zoro # G7058016
Mfr # T-511G
product price:  $54.39
/ea
Quickfitting 3/4in Push-to-Connect x 3/4in Push-to-Connect Brass Check Valve LF927R
Quickfitting

3/4in Push-to-Connect x 3/4in Push-to-Connect Brass Check Valve

Zoro # G913813992
Mfr # LF927R
product price:  $16.39
/ea
Wilkins Dual Check Valve 34Ufx34F-700 34UFX34F-700
Wilkins

Dual Check Valve 34Ufx34F-700

Zoro # G8669374
Mfr # 34UFX34F-700
product price:  $82.99
/ea
Sharpe Check Valve, 3.58 in Overall L 4371001920
Sharpe

Check Valve, 3.58 in Overall L

Zoro # G108258966
Mfr # 4371001920
product price:  $202.99
/ea
Hoke 6100 Series Ball Check Valves - 1/4in FNPT x 1/4in FNPT, 3000 PSI, -40 Deg. To 200 Deg.F 6113F4B
Hoke

6100 Series Ball Check Valves - 1/4in FNPT x 1/4in FNPT, 3000 PSI, -40 Deg. To 200 Deg.F

Zoro # G816507240
Mfr # 6113F4B
product price:  $100.99
/ea
Keckley 5" Stainless Steel Wafer Check Valve DD2R-36-364IX-500
Keckley

5" Stainless Steel Wafer Check Valve

Zoro # G1612628
Mfr # DD2R-36-364IX-500
product price:  $1,944.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 4", CPVC/EPDM, Flanged TC2400FE
Hayward Flow Control

Check Valve, True Union, Ball, 4", CPVC/EPDM, Flanged

Zoro # G2756521
Mfr # TC2400FE
product price:  $1,601.99
/ea
Keckley Wafer Check Vlv, Cast Iron, B62 Seat, 6" 6CW1F-CI-B2334
Keckley

Wafer Check Vlv, Cast Iron, B62 Seat, 6"

Zoro # G3818932
Mfr # 6CW1F-CI-B2334
product price:  $905.99
/ea
Campbell Fittings Campbell 1-1/4 in. D X 1-1/2 in. D Rubber Straight Boot Sump Pump Sleeve BQC 125/150BLK
Campbell Fittings

Campbell 1-1/4 in. D X 1-1/2 in. D Rubber Straight Boot Sump Pump Sleeve

Zoro # G210832566
Mfr # BQC 125/150BLK
product price:  $12.99
/ea
Asahi 2" Flanged PVC Swing Check Valve 1205020
Asahi

2" Flanged PVC Swing Check Valve

Zoro # G6199538
Mfr # 1205020
product price:  $923.99
/ea
Resideo Circulating Pump Check Valve 1'' 34 Gpm 150Psi Maximum Water Pressure 200 Degree Maximum Temperature PCV100
Resideo

Circulating Pump Check Valve 1'' 34 Gpm 150Psi Maximum Water Pressure 200 Degree Maximum Temperature

Zoro # G110473920
Mfr # PCV100
product price:  $7.39
/ea
Cole-Parmer Miniature Check Valve, Nylon Housing, Silicone Diaphragm, 1/4in ID GM64ASA
Cole-Parmer

Miniature Check Valve, Nylon Housing, Silicone Diaphragm, 1/4in ID

Zoro # G214185507
Mfr # GM64ASA
product price:  $6.55
/ea
Sold in mult. of 2 for $13.10
Zoeller Quiet Check Valve, 1.5 in., PVC, Union Solvent Weld - White 1029741
Zoeller

Quiet Check Valve, 1.5 in., PVC, Union Solvent Weld - White

Zoro # G310528581
Mfr # 1029741
product price:  $50.59
/ea
Discover 1 in. Stainless Steel Swing Check Valve 102648
Discover

1 in. Stainless Steel Swing Check Valve

Zoro # G815879799
Mfr # 102648
product price:  $17.49
/ea
Check Valves (3,500+ items) - Page 29
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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

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Stainless Steel Pipe FittingsBlack Pipe FittingsBrass Pipe FittingsCamlock FittingsPush-to-Connect Tube Fittings
stainless springscheck valve inlineparker stainless steel filtercheck valve 1/8in tank check valve
check valve control checkflange mount check valveswagelok brassplast-o-matic 2" ball valve2.5 inch check valve

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