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  1. Home
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  3. Plumbing
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  5. Pipes, Valves & Fittings
  6. /
  7. Valves
  8. /
  9. Check Valves

Check Valves (3,500+ items) - Page 12

Discover 1-1/2 in. Stainless Steel Swing Check Valve 102650
Discover

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

Zoro # G715879837
Mfr # 102650
product price:  $39.19
/ea
Jomar Valve 1-1/2" NPT Lead Free Brass Spring Check Valve T-521G
Jomar Valve

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

Zoro # G7081186
Mfr # T-521G
product price:  $78.59
/ea
Discover 1/2 in. High-Temperature Inline Check Valve 102736
Discover

1/2 in. High-Temperature Inline Check Valve

Zoro # G315879756
Mfr # 102736
product price:  $130.99
/ea
Legend Valve 1" T-457 DUAL CHECK NO LEAD 115-105NL
Legend Valve

1" T-457 DUAL CHECK NO LEAD

Zoro # G1775639
Mfr # 115-105NL
product price:  $69.15
/ea
Jomar Valve 3/4" NPT Lead Free Brass Spring Check Valve T-521G
Jomar Valve

3/4" NPT Lead Free Brass Spring Check Valve

Zoro # G7093180
Mfr # T-521G
product price:  $30.49
/ea
Legend Valve 4" T-450 NL IPS IN-LINE CHECK 105-431NL
Legend Valve

4" T-450 NL IPS IN-LINE CHECK

Zoro # G1842954
Mfr # 105-431NL
product price:  $694.99
/ea
No Product Image Available
Keckley

2-1/2" Flanged Flanged Triple Duty Valve

Zoro # G3820107
Mfr # TDV-250
product price:  $611.99
/ea
Legend Valve 1-1/4 T453 NL Y-PTN CHECK VALV 105-306NL
Legend Valve

1-1/4 T453 NL Y-PTN CHECK VALV

Zoro # G1765586
Mfr # 105-306NL
product price:  $83.79
/ea
Liberty Pumps 1-1/2 Check valve QCV150
Liberty Pumps

1-1/2 Check valve

Zoro # G815189591
Mfr # QCV150
product price:  $38.39
/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:  $129.99
/ea
Eco-Flo Check Valve, 1-1/4", Brass EFCV125
Eco-Flo

Check Valve, 1-1/4", Brass

Zoro # G2121684
Mfr # EFCV125
product price:  $33.89
/ea
American Valve Schedule 80 CPVC True Union Ball Check Valve P460UC 1''
American Valve

Schedule 80 CPVC True Union Ball Check Valve

Zoro # G615189722
Mfr # P460UC 1''
product price:  $108.99
/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:  $24.95
/ea
Milwaukee Valve Swing Check Valve, 2.3125 in Overall L 510T 1/2
Milwaukee Valve

Swing Check Valve, 2.3125 in Overall L

Zoro # G1025044
Mfr # 510T 1/2
product price:  $73.68
/ea
Sharpe Valves 1-1/4" FNPT Forged Carbon Steel Piston Check Valve 4371001540
Sharpe Valves

1-1/4" FNPT Forged Carbon Steel Piston Check Valve

Zoro # G1348313
Mfr # 4371001540
product price:  $370.99
/ea
Legend Valve 2" T-453 Y-PTN CHECK VALVE 105-308
Legend Valve

2" T-453 Y-PTN CHECK VALVE

Zoro # G1796569
Mfr # 105-308
product price:  $144.99
/ea
Banjo Check Valve, 4.78125 in Overall L MCV221V
Banjo

Check Valve, 4.78125 in Overall L

Zoro # G008446494
Mfr # MCV221V
product price:  $37.29
/ea
Plast-O-Matic 3/4" FNPT PVC Disc Check Valve CKM075V-PV
Plast-O-Matic

3/4" FNPT PVC Disc Check Valve

Zoro # G4228515
Mfr # CKM075V-PV
product price:  $127.99
/ea
Smith-Cooper 3/8" Swing Check Valve 4347002800
Smith-Cooper

3/8" Swing Check Valve

Zoro # G6775638
Mfr # 4347002800
product price:  $7.65
/ea
Jomar Valve Brnze Y-Pattern Check Vlve, NPT, 11/4" T-511
Jomar Valve

Brnze Y-Pattern Check Vlve, NPT, 11/4"

Zoro # G7142987
Mfr # T-511
product price:  $94.39
/ea
Bonomi 3/4" NPT Stainless Steel Spring Check Valve S250-3/4"
Bonomi

3/4" NPT Stainless Steel Spring Check Valve

Zoro # G6036368
Mfr # S250-3/4"
product price:  $44.89
/ea
Keckley 10" Cast Iron Wafer Check Valve DD1F-CI-34136-910
Keckley

10" Cast Iron Wafer Check Valve

Zoro # G1612637
Mfr # DD1F-CI-34136-910
product price:  $1,559.99
/ea
Smc 1/4" One-Touch Fitting Check Valve AKH07B-N02S
Smc

1/4" One-Touch Fitting Check Valve

Zoro # G5001845
Mfr # AKH07B-N02S
product price:  $13.53
/ea
Milwaukee Valve Swing Y Check Valve, 2.25 in Overall L 507 3/8
Milwaukee Valve

Swing Y Check Valve, 2.25 in Overall L

Zoro # G3022302
Mfr # 507 3/8
product price:  $87.00
/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:  $439.99
/ea
Legend Valve 3/4" T-451 NO LEAD CHECK VALVE 105-104NL
Legend Valve

3/4" T-451 NO LEAD CHECK VALVE

Zoro # G1810060
Mfr # 105-104NL
product price:  $19.99
/ea
Watts Double Check Valve, 2" 2" 007M1-QT
Watts

Double Check Valve, 2"

Zoro # G7270809
Mfr # 2" 007M1-QT
product price:  $913.15
/ea
Zoro Select 1/4" Push Gray PVC Ball Cone Spring Check Valve PVC CHK 426-4SMC4SMC-B
Zoro Select

1/4" Push Gray PVC Ball Cone Spring Check Valve

Zoro # G2108224
Mfr # PVC CHK 426-4SMC4SMC-B
product price:  $23.49
/ea
Jomar Valve LF Brnze Y-Pattern Check Vlv, NPT, 1/2" T-511G
Jomar Valve

LF Brnze Y-Pattern Check Vlv, NPT, 1/2"

Zoro # G7062907
Mfr # T-511G
product price:  $34.49
/ea
Keckley Wafer Check Vlv, 316SS Seat, 3" 3CW2R-36-36336
Keckley

Wafer Check Vlv, 316SS Seat, 3"

Zoro # G3819319
Mfr # 3CW2R-36-36336
product price:  $729.99
/ea
Steel & Obrien 2" Tri-Clamp End Disk Type Check Vakve - 3.36" Long 316SS 45MP-2-CD-316
Steel & Obrien

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

Zoro # G5413665
Mfr # 45MP-2-CD-316
product price:  $386.99
/ea
Jomar Valve 1" NPT Brass Horizontal Check Valve T-501
Jomar Valve

1" NPT Brass Horizontal Check Valve

Zoro # G7147896
Mfr # T-501
product price:  $26.49
/ea
Dixon 1/2" FNPT Brass Spring Loaded Check Valve CV050
Dixon

1/2" FNPT Brass Spring Loaded Check Valve

Zoro # G6548276
Mfr # CV050
product price:  $17.29
/ea
Zoro Select Swing Check Valve, 2.5313 in Overall L 10F291
Zoro Select

Swing Check Valve, 2.5313 in Overall L

Zoro # G4263804
Mfr # 10F291
product price:  $34.75
/ea
Milwaukee Valve Swing Check Valve, 3.5625 in Overall L 509 1 1/4
Milwaukee Valve

Swing Check Valve, 3.5625 in Overall L

Zoro # G2431895
Mfr # 509 1 1/4
product price:  $112.58
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1/2", CPVC/EPDM, S/T TC20050STE
Hayward Flow Control

Check Valve, True Union, Ball, 1/2", CPVC/EPDM, S/T

Zoro # G2432656
Mfr # TC20050STE
product price:  $84.69
/ea
Check Valves (3,500+ items) - Page 12
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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
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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