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

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

Ssi 3" Wafer Flange Cast Iron Silent Check Valve 0300-125WCIBM-T
Ssi

3" Wafer Flange Cast Iron Silent Check Valve

Zoro # G0292756
Mfr # 0300-125WCIBM-T
product price:  $104.99
/ea
Zoro Select Swing Check Valve, 3.25 in Overall L 6VDT7
Zoro Select

Swing Check Valve, 3.25 in Overall L

Zoro # G3745585
Mfr # 6VDT7
product price:  $48.19
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1-1/2", PVC/EPDM, S/T TC10150STE
Hayward Flow Control

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

Zoro # G1471662
Mfr # TC10150STE
product price:  $117.99
/ea
Smith-Cooper 1-1/2" Brass Inline Check Valve 4347003780
Smith-Cooper

1-1/2" Brass Inline Check Valve

Zoro # G6775890
Mfr # 4347003780
product price:  $32.69
/ea
Zoro Select 1" NPT Stainless Steel Swing Check Valve 4VMU2
Zoro Select

1" NPT Stainless Steel Swing Check Valve

Zoro # G2467717
Mfr # 4VMU2
product price:  $91.15
/ea
Bonomi 3/8" NPT Brass Spring Check Valve 100003-3/8"
Bonomi

3/8" NPT Brass Spring Check Valve

Zoro # G2425066
Mfr # 100003-3/8"
product price:  $14.59
/ea
Apollo Valves 1/4" FNPT Stainless Steel Ball Cone Spring Check Valve 6210101
Apollo Valves

1/4" FNPT Stainless Steel Ball Cone Spring Check Valve

Zoro # G2770652
Mfr # 6210101
product price:  $87.95
/ea
Magic 2" Slip Clear PVC Silent Check Valve B-0823-20C
Magic

2" Slip Clear PVC Silent Check Valve

Zoro # G2364376
Mfr # B-0823-20C
product price:  $43.89
/ea
Legend Valve 1-1/4"/1-1/2" S-613 SUMP CHECK 203-227
Legend Valve

1-1/4"/1-1/2" S-613 SUMP CHECK

Zoro # G2836647
Mfr # 203-227
product price:  $21.89
/ea
Bonomi 3/4" NPT Brass Spring Check Valve 100003-3/4"
Bonomi

3/4" NPT Brass Spring Check Valve

Zoro # G2011305
Mfr # 100003-3/4"
product price:  $17.45
/ea
Smith-Cooper Brass Inline Check Valve, IPS, NL 3/4" 4347003720
Smith-Cooper

Brass Inline Check Valve, IPS, NL 3/4"

Zoro # G6775787
Mfr # 4347003720
product price:  $20.65
/ea
Campbell 1" FNPT Low Lead Brass Spring Check Valve CV-4TLF
Campbell

1" FNPT Low Lead Brass Spring Check Valve

Zoro # G4727667
Mfr # CV-4TLF
product price:  $35.59
/ea
Zoro Select 1/2" NPT Stainless Steel Swing Check Valve 4VMT9
Zoro Select

1/2" NPT Stainless Steel Swing Check Valve

Zoro # G2401174
Mfr # 4VMT9
product price:  $65.25
/ea
Campbell 1" FNPT Low Lead Brass Spring Check Valve w/Taps CVB-4TLF
Campbell

1" FNPT Low Lead Brass Spring Check Valve w/Taps

Zoro # G4712854
Mfr # CVB-4TLF
product price:  $34.29
/ea
Smith-Cooper 3" Swing Check Valve 4347002880
Smith-Cooper

3" Swing Check Valve

Zoro # G6775717
Mfr # 4347002880
product price:  $147.99
/ea
Campbell 1" FNPT Lead Free Brass Spring Check Valve 4061EVFD
Campbell

1" FNPT Lead Free Brass Spring Check Valve

Zoro # G2461207
Mfr # 4061EVFD
product price:  $69.89
/ea
Zoro Select 3/8" FNPT Ball Cone Spring Check Valve FP CHK 693-6F6F-F
Zoro Select

3/8" FNPT Ball Cone Spring Check Valve

Zoro # G0581271
Mfr # FP CHK 693-6F6F-F
product price:  $18.29
/ea
Bonomi 2" NPT Brass Spring Check Valve 100003-2"
Bonomi

2" NPT Brass Spring Check Valve

Zoro # G2011269
Mfr # 100003-2"
product price:  $75.49
/ea
Apollo Valves 2" FNPT Stainless Steel Ball Cone Spring Check Valve 6210801
Apollo Valves

2" FNPT Stainless Steel Ball Cone Spring Check Valve

Zoro # G2494213
Mfr # 6210801
product price:  $731.99
/ea
Nds Swing Check Valve, 6.1875 in Overall L 1520-20F
Nds

Swing Check Valve, 6.1875 in Overall L

Zoro # G2456666
Mfr # 1520-20F
product price:  $41.35
/ea
Apollo Valves 1/4" FNPT Bronze Ball Cone Spring Check Valve 6110101
Apollo Valves

1/4" FNPT Bronze Ball Cone Spring Check Valve

Zoro # G0601377
Mfr # 6110101
product price:  $39.59
/ea
Zoeller Full Flow Check Valve, 6.625 in Overall L 30-0152
Zoeller

Full Flow Check Valve, 6.625 in Overall L

Zoro # G0559675
Mfr # 30-0152
product price:  $106.99
/ea
Simmons 3/4" NPT Bronze Spring Check Valve 502SB
Simmons

3/4" NPT Bronze Spring Check Valve

Zoro # G6250979
Mfr # 502SB
product price:  $45.35
/ea
Milwaukee Valve 2" Flanged Cast Iron Swing Check Valve 2974-M 2
Milwaukee Valve

2" Flanged Cast Iron Swing Check Valve

Zoro # G1386156
Mfr # 2974-M 2
product price:  $283.05
/ea
Bonomi 1/4" NPT Brass Spring Check Valve 100012LF-1/4"
Bonomi

1/4" NPT Brass Spring Check Valve

Zoro # G2011479
Mfr # 100012LF-1/4"
product price:  $16.99
/ea
Nds Swing Check Valve, 4.5938 in Overall L 1520-07
Nds

Swing Check Valve, 4.5938 in Overall L

Zoro # G1384284
Mfr # 1520-07
product price:  $16.19
/ea
Discover 1/4 in. Stainless Steel Inline Check Valve 101134
Discover

1/4 in. Stainless Steel Inline Check Valve

Zoro # G815879805
Mfr # 101134
product price:  $28.99
/ea
Zoro Select 3/8" Barb Gray PVC Ball Cone Spring Check Valve PVC CHK 426-6B6B-B
Zoro Select

3/8" Barb Gray PVC Ball Cone Spring Check Valve

Zoro # G3024366
Mfr # PVC CHK 426-6B6B-B
product price:  $19.29
/ea
Apollo Valves 3" FNPT Bronze Ball Cone Spring Check Valve 6110001
Apollo Valves

3" FNPT Bronze Ball Cone Spring Check Valve

Zoro # G2845236
Mfr # 6110001
product price:  $931.99
/ea
Milwaukee Valve Swing Y Check Valve, 5.875 in Overall L 515Y 2"
Milwaukee Valve

Swing Y Check Valve, 5.875 in Overall L

Zoro # G3949601
Mfr # 515Y 2"
product price:  $345.56
/ea
Campbell 3/4" FNPT Low Lead Brass Spring Check Valve CV-3TLF
Campbell

3/4" FNPT Low Lead Brass Spring Check Valve

Zoro # G4708742
Mfr # CV-3TLF
product price:  $26.59
/ea
Hayward Flow Control Check Valve, True Union, Ball, 2", PVC/FPM, S/T TC10200ST
Hayward Flow Control

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

Zoro # G0369047
Mfr # TC10200ST
product price:  $171.99
/ea
Bonomi 2-1/2" NPT Brass Spring Check Valve 100012LF-2-1/2"
Bonomi

2-1/2" NPT Brass Spring Check Valve

Zoro # G2011390
Mfr # 100012LF-2-1/2"
product price:  $191.99
/ea
Zoeller Full Flow Check Valve, 9.625 in Overall L 30-0040
Zoeller

Full Flow Check Valve, 9.625 in Overall L

Zoro # G1197935
Mfr # 30-0040
product price:  $30.19
/ea
Simmons 1-1/4" NPT Bronze Spring Check Valve 504SB
Simmons

1-1/4" NPT Bronze Spring Check Valve

Zoro # G6294290
Mfr # 504SB
product price:  $62.15
/ea
Jomar Valve 1/2" NPT Bronze Y Check Valve, Connection Type: Threaded T-511
Jomar Valve

1/2" NPT Bronze Y Check Valve, Connection Type: Threaded

Zoro # G7153977
Mfr # T-511
product price:  $26.89
/ea
Check Valves (3,500+ items) - Page 3
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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
1/2" npt stainless steelstainless springs2.5 inch check valveswagelok brassplast-o-matic 2" ball valve
in tank check valveflange mount check valvecheck valve 1/8parker stainless steel filtercheck valve control check

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