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  1. Home
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  5. Pipes, Valves & Fittings
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  9. Check Valves
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Check Valves (3,500+ items) - Page 53

Legend Valve 1/2" T-455 NL IPS IN-LINE CHK 105-443NL
Legend Valve

1/2" T-455 NL IPS IN-LINE CHK

Zoro # G1787155
Mfr # 105-443NL
product price:  $28.45
/ea
Wilkins 3/8In X 3/8In Lead-Free 700Xl Dual Check Valve 38UFX38F-700XLCH
Wilkins

3/8In X 3/8In Lead-Free 700Xl Dual Check Valve

Zoro # G712415359
Mfr # 38UFX38F-700XLCH
product price:  $215.99
/ea
Jones Stephens 1-1/2in. FIP PVC In-line Check Valve C31150
Jones Stephens

1-1/2in. FIP PVC In-line Check Valve

Zoro # G512105962
Mfr # C31150
product price:  $18.45
/ea
Milwaukee Valve 3/4" Solder Bronze Swing Check Valve 1510T 3/4
Milwaukee Valve

3/4" Solder Bronze Swing Check Valve

Zoro # G0988872
Mfr # 1510T 3/4
product price:  $70.25
/ea
Legend Valve 1/2" T-451 NO LEAD CHECK VALVE 105-103NL
Legend Valve

1/2" T-451 NO LEAD CHECK VALVE

Zoro # G1785728
Mfr # 105-103NL
product price:  $16.75
/ea
Strataflo 1/2" FNPT Brass Check Valve with Buna-S Rubber Poppet 300-050
Strataflo

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

Zoro # G004988400
Mfr # 300-050
product price:  $105.99
/ea
Merit Brass Co 1 In. 316 Stainless Steel Swing Check Valve - 200 PSI VSC102-16
Merit Brass Co

1 In. 316 Stainless Steel Swing Check Valve - 200 PSI

Zoro # G605488422
Mfr # VSC102-16
product price:  $263.99
/ea
Jomar Valve 1-1/2" NPT Lead Free Brass Horizontal Check Valve T-501G
Jomar Valve

1-1/2" NPT Lead Free Brass Horizontal Check Valve

Zoro # G7087197
Mfr # T-501G
product price:  $65.65
/ea
Hayward Flow Control Check Valve, 11.81 in Overall L SW1400EC
Hayward Flow Control

Check Valve, 11.81 in Overall L

Zoro # G607963590
Mfr # SW1400EC
product price:  $1,969.99
/ea
Hayward Flow Control Check Valve, 15.75 in Overall L SW1600E
Hayward Flow Control

Check Valve, 15.75 in Overall L

Zoro # G507963645
Mfr # SW1600E
product price:  $2,575.99
/ea
Homewerks 3/4 in. D X 3/4 in. D FIP Brass Swing Check Valve 240-2-34
Homewerks

3/4 in. D X 3/4 in. D FIP Brass Swing Check Valve

Zoro # G316292714
Mfr # 240-2-34
product price:  $17.69
/ea
Powerhouse Residual Check Valve - 2 lbs PO3619709
Powerhouse

Residual Check Valve - 2 lbs

Zoro # G511942773
Mfr # PO3619709
product price:  $58.55
/ea
Simmons 1-1/4 In. Bronze Female Thread Check Valve 7504
Simmons

1-1/4 In. Bronze Female Thread Check Valve

Zoro # G511360553
Mfr # 7504
product price:  $36.69
/ea
American Granby American Granby 1520-20 Swing Check Valve Pvc; 2 in. PV152020
American Granby

American Granby 1520-20 Swing Check Valve Pvc; 2 in.

Zoro # G503983104
Mfr # PV152020
product price:  $92.55
/ea
Legend Valve 2" S-451 CHECK VALVE 105-208
Legend Valve

2" S-451 CHECK VALVE

Zoro # G1791547
Mfr # 105-208
product price:  $51.89
/ea
Ez-Fluid 3/4in CxC Swing CheckValve Brass EZSCC34
Ez-Fluid

3/4in CxC Swing CheckValve Brass

Zoro # G713121068
Mfr # EZSCC34
product price:  $17.99
/ea
Custom Molded Products 1.5-2 in. CPVC Check Valve CMP25830350000
Custom Molded Products

1.5-2 in. CPVC Check Valve

Zoro # G811859979
Mfr # CMP25830350000
product price:  $76.89
/ea
Allstar Performance Check Valve Only for Crankcase Evac Kit ALL34146
Allstar Performance

Check Valve Only for Crankcase Evac Kit

Zoro # G310528604
Mfr # ALL34146
product price:  $40.39
/ea
Star Water Systems Universal Pro Sump Pump Check Valve 148155
Star Water Systems

Universal Pro Sump Pump Check Valve

Zoro # G915718493
Mfr # 148155
product price:  $19.99
/ea
Wilkins Non-Potable 2" 950Xlt 2-950XLT
Wilkins

Non-Potable 2" 950Xlt

Zoro # G7738751
Mfr # 2-950XLT
product price:  $1,276.99
/ea
Eat-In 2 in. FNPT Cast Iron Check Valve EA2985669
Eat-In

2 in. FNPT Cast Iron Check Valve

Zoro # G611957561
Mfr # EA2985669
product price:  $139.99
/ea
Proline Series ProLine PVC 3/4'' FIP x 3/4'' FIP In-Line Check Valve 101-104
Proline Series

ProLine PVC 3/4'' FIP x 3/4'' FIP In-Line Check Valve

Zoro # G621877323
Mfr # 101-104
product price:  $5.79
/ea
Hammond Valve 2" Solder Brass Swing Check Valve 968 2
Hammond Valve

2" Solder Brass Swing Check Valve

Zoro # G3389154
Mfr # 968 2
product price:  $242.99
/ea
Sold in mult. of 2 for $485.98
Hammond Valve 1" Solder Brass Swing Check Valve 968 1
Hammond Valve

1" Solder Brass Swing Check Valve

Zoro # G2309264
Mfr # 968 1
product price:  $108.99
/ea
Superior Pump 1-1/4'' and 1-1/2'' Rubber Boot Check Valve 99502
Superior Pump

1-1/4'' and 1-1/2'' Rubber Boot Check Valve

Zoro # G421864400
Mfr # 99502
product price:  $18.95
/ea
Viega Check Valve, 4.7 in Overall L 29055
Viega

Check Valve, 4.7 in Overall L

Zoro # G810041825
Mfr # 29055
product price:  $327.99
/ea
B & K 1 WHT PVC CHK Valve 101-105
B & K

1 WHT PVC CHK Valve

Zoro # G407985778
Mfr # 101-105
product price:  $7.75
/ea
Sold in mult. of 2 for $15.50
Hayward Flow Control Y-Check Valve, 4", PVC/EPDM, Threaded YC10400TE
Hayward Flow Control

Y-Check Valve, 4", PVC/EPDM, Threaded

Zoro # G6813317
Mfr # YC10400TE
product price:  $1,031.99
/ea
Sharpe Check Valve, 4.72 in Overall L 4371001650
Sharpe

Check Valve, 4.72 in Overall L

Zoro # G508258931
Mfr # 4371001650
product price:  $564.99
/ea
Hayward Flow Control Y-Check Valve, 4", PVC/FPM, Socket YC10400S
Hayward Flow Control

Y-Check Valve, 4", PVC/FPM, Socket

Zoro # G6739415
Mfr # YC10400S
product price:  $1,025.99
/ea
Bonomi North America 2in INLINE STAINLESS STEEL CHECK Valve S250-2
Bonomi North America

2in INLINE STAINLESS STEEL CHECK Valve

Zoro # G011494130
Mfr # S250-2
product price:  $91.45
/ea
Bonomi North America 1-1/2in LEAD FREE HIGH FLOW RATE IN-LINE SPRING LOADED CHECK VALVE 100012LF-1-1/2
Bonomi North America

1-1/2in LEAD FREE HIGH FLOW RATE IN-LINE SPRING LOADED CHECK VALVE

Zoro # G011494116
Mfr # 100012LF-1-1/2
product price:  $55.35
/ea
Champion 8" Flanged Stainless Steel Wafer Check Valve 8SDS15-SSP-R
Champion

8" Flanged Stainless Steel Wafer Check Valve

Zoro # G7344200
Mfr # 8SDS15-SSP-R
product price:  $1,108.99
/ea
Hoke CVH Series Check Valves - 3/8in Tube x 3/8in Tube, 0-6000 PSI, -20 Deg. To 400 Deg. F CVHG6Y21S
Hoke

CVH Series Check Valves - 3/8in Tube x 3/8in Tube, 0-6000 PSI, -20 Deg. To 400 Deg. F

Zoro # G916507065
Mfr # CVHG6Y21S
product price:  $703.99
/ea
Champion 4" Flanged Ductile Iron Spring Lever Wafer Check Valve 4SDX12-LTBS-P2/5
Champion

4" Flanged Ductile Iron Spring Lever Wafer Check Valve

Zoro # G7330891
Mfr # 4SDX12-LTBS-P2/5
product price:  $633.99
/ea
Champion 3" Flanged Stainless Steel Spring Weight Check Valve 3SDX15-SSVS-R2/5
Champion

3" Flanged Stainless Steel Spring Weight Check Valve

Zoro # G7330885
Mfr # 3SDX15-SSVS-R2/5
product price:  $935.99
/ea
Check Valves (3,500+ items) - Page 53
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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" dual check valvecheck valve cpvc 1/2"zoeller quiet check valve1/2" npt stainless steelwaste water
parker stainless steel filter1" bronze ball valve2" spring checkplast-o-matic 2" ball valveswagelok brass

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