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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 56

Dixon Safety Check Valve, 350 psi, 30 to 36 SCFM at 90 psi, Solid Brass Body SCVL3
Dixon

Safety Check Valve, 350 psi, 30 to 36 SCFM at 90 psi, Solid Brass Body

Zoro # G209216865
Mfr # SCVL3
product price: 
$83.29
/ea
Dixon Air Blow Check Valve, 4 in FNPT, 316L Stainless Steel Body, EPDM Softgoods B45BC-R400
Dixon

Air Blow Check Valve, 4 in FNPT, 316L Stainless Steel Body, EPDM Softgoods

Zoro # G209216858
Mfr # B45BC-R400
product price: 
$477.99
/ea
Sp Scienceware 1/8" Tapers to 1/4" Barb Polypropylene Check Valve PK6 H19715-0000
Sp Scienceware

1/8" Tapers to 1/4" Barb Polypropylene Check Valve PK6

Zoro # G7812226
Mfr # H19715-0000
product price: 
$78.99
/pk of 6, $13.17/ea
Jomar Valve 1-1/4" Solder Bronze Y Check Valve, Max. Pressure: 300 psi WOG S-511
Jomar Valve

1-1/4" Solder Bronze Y Check Valve, Max. Pressure: 300 psi WOG

Zoro # G7119738
Mfr # S-511
product price: 
$94.15
/ea
Hayward Flow Control Check Valve, True Union, Ball, 4", CPVC/FPM, Socket TC2400S
Hayward Flow Control

Check Valve, True Union, Ball, 4", CPVC/FPM, Socket

Zoro # G0312681
Mfr # TC2400S
product price: 
$1,427.99
/ea
Hayward Flow Control Y-Check Valve, 1-1/2", CPVC/FPM, Socket YC20150S
Hayward Flow Control

Y-Check Valve, 1-1/2", CPVC/FPM, Socket

Zoro # G6700854
Mfr # YC20150S
product price: 
$572.99
/ea
Wilkins 700XL Dual Check Valve, 3/8 in Pipe Size, Low Lead Cast Bronze, Chrome Finish 38UFX38F-700XLCH
Wilkins

700XL Dual Check Valve, 3/8 in Pipe Size, Low Lead Cast Bronze, Chrome Finish

Zoro # G712415359
Mfr # 38UFX38F-700XLCH
product price: 
$215.99
/ea
Thrifco Plumbing Swing Check Valve, 1 in, Threaded, PVC 6415312
Thrifco Plumbing

Swing Check Valve, 1 in, Threaded, PVC

Zoro # G209532170
Mfr # 6415312
product price: 
$24.59
/ea
Hayward Flow Control Y-Check Valve, 1", PVC/EPDM, Threaded YC10100TE
Hayward Flow Control

Y-Check Valve, 1", PVC/EPDM, Threaded

Zoro # G6388776
Mfr # YC10100TE
product price: 
$179.99
/ea
Superjock Scupper Check Valve, Inline, Double Barb, 1.5 in, Black SU2928950
Superjock

Scupper Check Valve, Inline, Double Barb, 1.5 in, Black

Zoro # G411941500
Mfr # SU2928950
product price: 
$44.99
/ea
Vortex P440F 4 4 in. PVC Flanged Swing Check Valve - Schedule 80 VO2755697
Vortex

P440F 4 4 in. PVC Flanged Swing Check Valve - Schedule 80

Zoro # G014916653
Mfr # VO2755697
product price: 
$1,166.88
/ea
Dixon Uni-Directional Check Valve, 3/8 in FNPT, 316L Stainless Steel Body, FKM Softgoods 48951818
Dixon

Uni-Directional Check Valve, 3/8 in FNPT, 316L Stainless Steel Body, FKM Softgoods

Zoro # G809216876
Mfr # 48951818
product price: 
$271.99
/ea
Sharpe Valves 1/2" Socket Forged Carbon Steel Piston Check Valve 4371001370
Sharpe Valves

1/2" Socket Forged Carbon Steel Piston Check Valve

Zoro # G2024556
Mfr # 4371001370
product price: 
$67.39
/ea
Legend Valve Check Valve, In-Line, Press, 1-1/2 in 105-457NL
Legend Valve

Check Valve, In-Line, Press, 1-1/2 in

Zoro # G1785764
Mfr # 105-457NL
product price: 
$56.75
/ea
Wilkins Dual Check Valve, 705 Series, 1 in, Union FNPT x FNPT, Reinforced Nylon 1UFX1F-705
Wilkins

Dual Check Valve, 705 Series, 1 in, Union FNPT x FNPT, Reinforced Nylon

Zoro # G4452463
Mfr # 1UFX1F-705
product price: 
$75.99
/ea
Proline Series In-Line Check Valve, 1-1/4 in, Solvent x Solvent, PVC 101-606
Proline Series

In-Line Check Valve, 1-1/4 in, Solvent x Solvent, PVC

Zoro # G921860766
Mfr # 101-606
product price: 
$14.99
/ea
Custom Molded Products Check Valve, CPVC, 1.5 to 2 in Pipe Size CMP25830350000
Custom Molded Products

Check Valve, CPVC, 1.5 to 2 in Pipe Size

Zoro # G811859979
Mfr # CMP25830350000
product price: 
$76.89
/ea
Georg Fischer 3/8" Threaded Socket PVC/EPDM Spring Check Valve 161562101
Georg Fischer

3/8" Threaded Socket PVC/EPDM Spring Check Valve

Zoro # G4651595
Mfr # 161562101
product price: 
$110.20
/ea
B & K Check Valve, PVC, 1 in 101-105
B & K

Check Valve, PVC, 1 in

Zoro # G907985780
Mfr # 101-105
product price: 
$5.69
/ea
Sold in mult. of 8 for $45.52
Jomar Valve 1/2" Solder Bronze Y Check Valve, Length: 2.60" S-511
Jomar Valve

1/2" Solder Bronze Y Check Valve, Length: 2.60"

Zoro # G7167548
Mfr # S-511
product price: 
$28.69
/ea
B & K Frost Free Pipe, 8 in x 13.1 in 104-413
B & K

Frost Free Pipe, 8 in x 13.1 in

Zoro # G903899333
Mfr # 104-413
product price: 
$52.69
/ea
Viega Check Valve, ProPress, Press Connection, Bronze, 1/2 in Pipe Size 79035
Viega

Check Valve, ProPress, Press Connection, Bronze, 1/2 in Pipe Size

Zoro # G623561206
Mfr # 79035
product price: 
$51.39
/ea
Powerhouse 1.5 x 1.5 Union in. lnline Check Valve Assembly - Clear PO1189497
Powerhouse

1.5 x 1.5 Union in. lnline Check Valve Assembly - Clear

Zoro # G515660710
Mfr # PO1189497
product price: 
$62.29
/ea
Viega Check Valve, ProPress, Press Connection, Bronze, 2 in Pipe Size 79060
Viega

Check Valve, ProPress, Press Connection, Bronze, 2 in Pipe Size

Zoro # G223561309
Mfr # 79060
product price: 
$295.99
/ea
Jomar Valve 1" Press Lead Free Brass Horizontal Check Valve P-501G
Jomar Valve

1" Press Lead Free Brass Horizontal Check Valve

Zoro # G7123597
Mfr # P-501G
product price: 
$87.49
/ea
Hayward Flow Control Y-Check Valve, True Union, 1/2", CPVC/EPDM, Threaded YC20050TEU
Hayward Flow Control

Y-Check Valve, True Union, 1/2", CPVC/EPDM, Threaded

Zoro # G6836934
Mfr # YC20050TEU
product price: 
$352.99
/ea
Allstar Performance Overflow Check Valve, Spring-Loaded, 1-1/4 in Tube Size ALL40203
Allstar Performance

Overflow Check Valve, Spring-Loaded, 1-1/4 in Tube Size

Zoro # G215695708
Mfr # ALL40203
product price: 
$131.99
/ea
Powerhouse Residual Check Valve, 2 lb PO3619709
Powerhouse

Residual Check Valve, 2 lb

Zoro # G511942773
Mfr # PO3619709
product price: 
$58.55
/ea
Vne Air Blow Check Valve, EG62A-6L Series, Inline, 4 in Tube Size, Clamp x Quick Disconnect, 316L SS EG62A-6L4.0
Vne

Air Blow Check Valve, EG62A-6L Series, Inline, 4 in Tube Size, Clamp x Quick Disconnect, 316L SS

Zoro # G508363154
Mfr # EG62A-6L4.0
product price: 
$525.99
/ea
Dixon Check Valve, TrueSeal, 1/4 in, Tube End, Acetal Body, EPDM Softgoods A4VC4-MG
Dixon

Check Valve, TrueSeal, 1/4 in, Tube End, Acetal Body, EPDM Softgoods

Zoro # G909216882
Mfr # A4VC4-MG
product price: 
$18.39
/ea
Sharpe Check Valve, Series 25, Swing, 6 in, Flanged x Flanged, CF8M Stainless Steel 4371002280
Sharpe

Check Valve, Series 25, Swing, 6 in, Flanged x Flanged, CF8M Stainless Steel

Zoro # G708258793
Mfr # 4371002280
product price: 
$2,911.99
/ea
Sharpe Check Valve, Series 25, Swing, 4 in, Flanged x Flanged, CF8M Stainless Steel 4371002760
Sharpe

Check Valve, Series 25, Swing, 4 in, Flanged x Flanged, CF8M Stainless Steel

Zoro # G908258968
Mfr # 4371002760
product price: 
$3,354.99
/ea
Dixon 3/4" FNPT Stainless Steel Ball Cone Check Valve 62-104
Dixon

3/4" FNPT Stainless Steel Ball Cone Check Valve

Zoro # G6556630
Mfr # 62-104
product price: 
$239.99
/ea
Hayward Flow Control Y-Check Valve, True Union, 1-1/2", PVC/EPDM, Socket YC10150SEU
Hayward Flow Control

Y-Check Valve, True Union, 1-1/2", PVC/EPDM, Socket

Zoro # G6946073
Mfr # YC10150SEU
product price: 
$292.99
/ea
Sharpe Check Valve, 2027 Series, Inline Swing, 2 1/2 in, Socket Weld x Socket Weld, 316 Stainless Steel 4371000380
Sharpe

Check Valve, 2027 Series, Inline Swing, 2 1/2 in, Socket Weld x Socket Weld, 316 Stainless Steel

Zoro # G808258914
Mfr # 4371000380
product price: 
$504.99
/ea
Hoke Check Valve, CVH Series, Female NPT, 1/2 in x 1/2 in, 316 Stainless Steel, Viton Seal CVHF8Y21S
Hoke

Check Valve, CVH Series, Female NPT, 1/2 in x 1/2 in, 316 Stainless Steel, Viton Seal

Zoro # G516507236
Mfr # CVHF8Y21S
product price: 
$369.99
/ea
Check Valves (3,500+ items) - Page 56
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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 ValvesValve PartsRelief ValvesPVC Pipe Fittings
Black Pipe FittingsStainless Steel Pipe FittingsBrass Pipe FittingsPush-to-Connect Tube FittingsCamlock Fittings
3/4" swing check valves4" wafer check valves1-1/2" inline check valves3" brass check valves1" brass check valves
3/4 inch check valves1" cpvc unions2" pvc check valves1/4 inch check valves1-1/2" swing check valves

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