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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 3

Hayward Flow Control Check Valve, Ball, 3/4", PVC/EPDM, S/T TC10075STE
Hayward Flow Control

Check Valve, Ball, 3/4", PVC/EPDM, S/T

Zoro # G2837396
Mfr # TC10075STE
product price: 
$58.65
/ea
Milwaukee Valve 3/4" FNPT Bronze Swing Y Check Valve 507 3/4
Milwaukee Valve

3/4" FNPT Bronze Swing Y Check Valve

Zoro # G1121382
Mfr # 507 3/4
product price: 
$108.51
/ea
Smith-Cooper Check Valve, Inline, Threaded, 2 in Pipe Size, Lead Free Brass 4347003800
Smith-Cooper

Check Valve, Inline, Threaded, 2 in Pipe Size, Lead Free Brass

Zoro # G6775933
Mfr # 4347003800
product price: 
$69.29
/ea
Zoeller Full Flow Check Valve, Inline Swing, 1-1/2 in, Solvent Weld x Solvent Weld, PVC 30-0040
Zoeller

Full Flow Check Valve, Inline Swing, 1-1/2 in, Solvent Weld x Solvent Weld, PVC

Zoro # G1197935
Mfr # 30-0040
product price: 
$30.19
/ea
Zoro Select 3/4" FNPT Ball Cone Spring Check Valve FP CHK 687-12F12F-F
Zoro Select

3/4" FNPT Ball Cone Spring Check Valve

Zoro # G3409612
Mfr # FP CHK 687-12F12F-F
product price: 
$22.19
/ea
Zoro Select 1-1/4" NPT Brass Swing Check Valve 6VDT6
Zoro Select

1-1/4" NPT Brass Swing Check Valve

Zoro # G3745734
Mfr # 6VDT6
product price: 
$36.95
/ea
Nds Swing Check Valve, Inline, 1 1/2 in Pipe Size, FNPT x FNPT, PVC Body 1520-15F
Nds

Swing Check Valve, Inline, 1 1/2 in Pipe Size, FNPT x FNPT, PVC Body

Zoro # G2902566
Mfr # 1520-15F
product price: 
$28.75
/ea
Ssi 2" Wafer Flange Cast Iron Silent Check Valve 0200-125WCIBM-T
Ssi

2" Wafer Flange Cast Iron Silent Check Valve

Zoro # G2823816
Mfr # 0200-125WCIBM-T
product price: 
$74.69
/ea
Campbell 2" FNPT Low Lead Brass Spring Check Valve CV-8TLF
Campbell

2" FNPT Low Lead Brass Spring Check Valve

Zoro # G4725357
Mfr # CV-8TLF
product price: 
$109.99
/ea
Bonomi 3" NPT Brass Spring Check Valve 100003-3"
Bonomi

3" NPT Brass Spring Check Valve

Zoro # G2011241
Mfr # 100003-3"
product price: 
$195.99
/ea
Zoro Select Swing Check Valve, Inline, 1 1/2 in, FNPT x FNPT, Brass Body 6VDT7
Zoro Select

Swing Check Valve, Inline, 1 1/2 in, FNPT x FNPT, Brass Body

Zoro # G3745585
Mfr # 6VDT7
product price: 
$48.99
/ea
Apollo Valves 2-1/2" FNPT Bronze Ball Cone Spring Check Valve 6110901
Apollo Valves

2-1/2" FNPT Bronze Ball Cone Spring Check Valve

Zoro # G0917883
Mfr # 6110901
product price: 
$604.99
/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
Apollo Valves 1-1/4" FNPT Bronze Ball Cone Spring Check Valve 6110601
Apollo Valves

1-1/4" FNPT Bronze Ball Cone Spring Check Valve

Zoro # G2637223
Mfr # 6110601
product price: 
$108.99
/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
Nds Swing Check Valve, Inline, 2 in, FNPT x FNPT, PVC Body, 6-3/16 in Overall L 1520-20F
Nds

Swing Check Valve, Inline, 2 in, FNPT x FNPT, PVC Body, 6-3/16 in Overall L

Zoro # G2456666
Mfr # 1520-20F
product price: 
$58.49
/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: 
$35.99
/ea
Sharpe Valves 1" FNPT Forged Carbon Steel Piston Check Valve 4371001530
Sharpe Valves

1" FNPT Forged Carbon Steel Piston Check Valve

Zoro # G1824837
Mfr # 4371001530
product price: 
$120.99
/ea
Zoro Select 1-1/2" NPT Bronze Spring Check Valve 6AJY5
Zoro Select

1-1/2" NPT Bronze Spring Check Valve

Zoro # G1857256
Mfr # 6AJY5
product price: 
$46.85
/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
Hayward Flow Control Check Valve, Ball, 1/2", PVC/FPM, S/T TC10050ST
Hayward Flow Control

Check Valve, Ball, 1/2", PVC/FPM, S/T

Zoro # G3478185
Mfr # TC10050ST
product price: 
$54.85
/ea
Apollo Valves 3/8" FNPT Stainless Steel Ball Cone Spring Check Valve 6210201
Apollo Valves

3/8" FNPT Stainless Steel Ball Cone Spring Check Valve

Zoro # G1732893
Mfr # 6210201
product price: 
$89.79
/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
Parker 1/2" FNPT Stainless Steel Instrumentation Check Valve 8F-C8L-1-SS
Parker

1/2" FNPT Stainless Steel Instrumentation Check Valve

Zoro # G2479793
Mfr # 8F-C8L-1-SS
product price: 
$235.99
/ea
Smith-Cooper 3" Swing Check Valve 4347002880
Smith-Cooper

3" Swing Check Valve

Zoro # G6775717
Mfr # 4347002880
product price: 
$147.99
/ea
Smith-Cooper Check Valve, Inline, Threaded, 3/4 in Pipe Size, Lead Free Brass 4347003720
Smith-Cooper

Check Valve, Inline, Threaded, 3/4 in Pipe Size, Lead Free Brass

Zoro # G6775787
Mfr # 4347003720
product price: 
$20.65
/ea
Smith-Cooper 1-1/4" Brass Inline Check Valve 4347003760
Smith-Cooper

1-1/4" Brass Inline Check Valve

Zoro # G6775881
Mfr # 4347003760
product price: 
$29.39
/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
Discover Check Valve, Spring, 1/2 in, FNPT x FNPT, Stainless Steel 102658
Discover

Check Valve, Spring, 1/2 in, FNPT x FNPT, Stainless Steel

Zoro # G115879734
Mfr # 102658
product price: 
$9.99
/ea
Campbell 3/4" FNPT Lead Free Brass Spring Check Valve 4030E
Campbell

3/4" FNPT Lead Free Brass Spring Check Valve

Zoro # G3005527
Mfr # 4030E
product price: 
$48.59
/ea
American Valve Swing Check Foot Valve, Schedule 80 PVC, 4 in Pipe Size P430S 4''
American Valve

Swing Check Foot Valve, Schedule 80 PVC, 4 in Pipe Size

Zoro # G815189706
Mfr # P430S 4''
product price: 
$186.99
/ea
Ssi 4" Wafer Flange Cast Iron Double Disc Check Valve 0400-125WTIBB-T
Ssi

4" Wafer Flange Cast Iron Double Disc Check Valve

Zoro # G0953364
Mfr # 0400-125WTIBB-T
product price: 
$140.99
/ea
Zoro Select 1/4" FNPT x MNPT Stainless Steel Piston Spring Check Valve CHK SST 410-4F4M-F
Zoro Select

1/4" FNPT x MNPT Stainless Steel Piston Spring Check Valve

Zoro # G1175106
Mfr # CHK SST 410-4F4M-F
product price: 
$42.29
/ea
Apollo Valves 1-1/2" FNPT Stainless Steel Ball Cone Spring Check Valve 6210701
Apollo Valves

1-1/2" FNPT Stainless Steel Ball Cone Spring Check Valve

Zoro # G1992961
Mfr # 6210701
product price: 
$382.99
/ea
Nds Swing Check Valve, 1 1/4 in Pipe Size, IPS Slip x IPS Slip, Inline, PVC Body 1520-12
Nds

Swing Check Valve, 1 1/4 in Pipe Size, IPS Slip x IPS Slip, Inline, PVC Body

Zoro # G1566354
Mfr # 1520-12
product price: 
$32.15
/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
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

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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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