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

Check Valves (3,500+ items) - Page 9

Zoro Select 1/2" Barb Gray PVC Ball Cone Spring Check Valve PVC CHK 426-8B8B-B
Zoro Select

1/2" Barb Gray PVC Ball Cone Spring Check Valve

Zoro # G2604831
Mfr # PVC CHK 426-8B8B-B
product price:  $19.19
/ea
Everflow Press Swing Check Valve, Cast Brass 2" 400R002-NL
Everflow

Press Swing Check Valve, Cast Brass 2"

Zoro # G901106907
Mfr # 400R002-NL
product price:  $135.99
/ea
Brady Magic Plastics 2 in. D Slip PVC Quiet Check Valve 0823-20
Brady

Magic Plastics 2 in. D Slip PVC Quiet Check Valve

Zoro # G7702448
Mfr # 0823-20
product price:  $41.15
/ea
Legend Valve 1/2 NO LEAD PRESS INLINE CHEC 105-453NL
Legend Valve

1/2 NO LEAD PRESS INLINE CHEC

Zoro # G1765559
Mfr # 105-453NL
product price:  $14.53
/ea
Zoeller Check Valve 30-0257
Zoeller

Check Valve

Zoro # G600488175
Mfr # 30-0257
product price:  $75.79
/ea
Gf Piping Systems Y Check Valve, 6.8125 in Overall L 192304008
Gf Piping Systems

Y Check Valve, 6.8125 in Overall L

Zoro # G0882357
Mfr # 192304008
product price:  $94.39
/ea
Valterra Silent Clear Check Valve 1-1/2" 200-C15
Valterra

Silent Clear Check Valve 1-1/2"

Zoro # G9782674
Mfr # 200-C15
product price:  $24.99
/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
Liberty Pumps 2" FNPT Cast Iron High Temp. Swing Check Valve HCV200
Liberty Pumps

2" FNPT Cast Iron High Temp. Swing Check Valve

Zoro # G3448496
Mfr # HCV200
product price:  $83.99
/ea
Jomar Valve 2" NPT Lead Free Brass Spring Check Valve T-521G
Jomar Valve

2" NPT Lead Free Brass Spring Check Valve

Zoro # G7077099
Mfr # T-521G
product price:  $122.99
/ea
Ssi 3" Wafer Flange Cast Iron Silent Check Valve 0300-125WCITM-T
Ssi

3" Wafer Flange Cast Iron Silent Check Valve

Zoro # G1201112
Mfr # 0300-125WCITM-T
product price:  $145.99
/ea
Sharpe Valves 2" FNPT Forged Carbon Steel Piston Check Valve 4371001560
Sharpe Valves

2" FNPT Forged Carbon Steel Piston Check Valve

Zoro # G1703861
Mfr # 4371001560
product price:  $326.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1/2", CPVC/FPM, S/T TC20050ST
Hayward Flow Control

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

Zoro # G2472172
Mfr # TC20050ST
product price:  $81.45
/ea
Zoro Select Swing Check Valve, 2.0625 in Overall L 10F322
Zoro Select

Swing Check Valve, 2.0625 in Overall L

Zoro # G4314563
Mfr # 10F322
product price:  $13.29
/ea
Viega 1/2" X 1/2" Press Low Lead Bronze Spring Check Valve 79035
Viega

1/2" X 1/2" Press Low Lead Bronze Spring Check Valve

Zoro # G3147155
Mfr # 79035
product price:  $33.99
/ea
No Product Image Available
Val-Matic

10" Flanged Cast Iron Swing Flex Check Valve

Zoro # G2128253
Mfr # 510A-DB6F
product price:  $5,027.99
/ea
Basiks Check Valve, PVC, 4", FKM, Socket TBC360-400VS-PV
Basiks

Check Valve, PVC, 4", FKM, Socket

Zoro # G7194798
Mfr # TBC360-400VS-PV
product price:  $486.99
/ea
Milwaukee Valve Swing Check Valve, 2.625 in Overall L 510T 3/4
Milwaukee Valve

Swing Check Valve, 2.625 in Overall L

Zoro # G2143793
Mfr # 510T 3/4
product price:  $94.18
/ea
Keckley 3" Stainless Steel Wafer Check Valve DD2R-36-364IX-300
Keckley

3" Stainless Steel Wafer Check Valve

Zoro # G1612235
Mfr # DD2R-36-364IX-300
product price:  $754.99
/ea
Apollo Valves 2" FNPT Lead Free Bronze Ball Cone Check Valve 61LF10801
Apollo Valves

2" FNPT Lead Free Bronze Ball Cone Check Valve

Zoro # G5151781
Mfr # 61LF10801
product price:  $277.99
/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:  $73.39
/ea
Parker 1/4" A-LOK(R) Stainless Steel Instrumentation Check Valve 4A-C4L-10-SS
Parker

1/4" A-LOK(R) Stainless Steel Instrumentation Check Valve

Zoro # G1087484
Mfr # 4A-C4L-10-SS
product price:  $125.99
/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
Keckley 6" Stainless Steel Wafer Check Valve DD2R-36-364IX-600
Keckley

6" Stainless Steel Wafer Check Valve

Zoro # G1612865
Mfr # DD2R-36-364IX-600
product price:  $1,808.99
/ea
Zoro Select 1/4" Barb White Nylon Ball Cone Spring Check Valve WN CHK 695-4B4B-F
Zoro Select

1/4" Barb White Nylon Ball Cone Spring Check Valve

Zoro # G2985272
Mfr # WN CHK 695-4B4B-F
product price:  $7.39
/ea
Zoro Select Swing Check Valve, 2.0625 in Overall L 10F288
Zoro Select

Swing Check Valve, 2.0625 in Overall L

Zoro # G4275302
Mfr # 10F288
product price:  $26.45
/ea
Bonomi 2-1/2" NPT Brass Spring Check Valve 100003-2-1/2"
Bonomi

2-1/2" NPT Brass Spring Check Valve

Zoro # G2011250
Mfr # 100003-2-1/2"
product price:  $139.99
/ea
Zoro Select 1/4" FNPT x MNPT Brass Piston Spring Check Valve CHK BRS 410-4F4M-B
Zoro Select

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

Zoro # G2670735
Mfr # CHK BRS 410-4F4M-B
product price:  $19.19
/ea
Zoro Select 1-1/4" NPT Stainless Steel Swing Check Valve 4VMU3
Zoro Select

1-1/4" NPT Stainless Steel Swing Check Valve

Zoro # G1310163
Mfr # 4VMU3
product price:  $92.75
/ea
Dayton 1-1/4" or 1-1/2" Slip Union TPR Check Valve 4UN79
Dayton

1-1/4" or 1-1/2" Slip Union TPR Check Valve

Zoro # G2180796
Mfr # 4UN79
product price:  $34.69
/ea
Parker Check valve, 2.68 in Overall L A8VC8-MG
Parker

Check valve, 2.68 in Overall L

Zoro # G904319519
Mfr # A8VC8-MG
product price:  $14.19
/ea
Milwaukee Valve Swing Check Valve, 2.3125 in Overall L 509 1/2
Milwaukee Valve

Swing Check Valve, 2.3125 in Overall L

Zoro # G3001056
Mfr # 509 1/2
product price:  $51.18
/ea
Watts 1" FNPT Bronze Dual Check Valve 1 LF7 U2-2
Watts

1" FNPT Bronze Dual Check Valve

Zoro # G5276345
Mfr # 1 LF7 U2-2
product price:  $111.59
/ea
Apollo Valves 1" FNPT Bronze Dual Check Valve 4ALF3A55A
Apollo Valves

1" FNPT Bronze Dual Check Valve

Zoro # G3880661
Mfr # 4ALF3A55A
product price:  $72.79
/ea
Zoro Select 1/4" Barb White Nylon Ball Cone Spring Check Valve WN CHK 695-4B4B-B
Zoro Select

1/4" Barb White Nylon Ball Cone Spring Check Valve

Zoro # G1850396
Mfr # WN CHK 695-4B4B-B
product price:  $6.79
/ea
Zoro Select 1/4" Barb Gray PVC Ball Cone Spring Check Valve PVC CHK 426-4B4B-F
Zoro Select

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

Zoro # G0385411
Mfr # PVC CHK 426-4B4B-F
product price:  $20.49
/ea
Check Valves (3,500+ items) - Page 9
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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 FittingsCamlock FittingsPipe & Tube Clamps
flange mount check valvecheck valve control check2.5 inch check valve3" cast iron trapzoeller quiet check valve
check valve 1/8swagelok brassplast-o-matic 2" ball valvestainless springsin tank check valve

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