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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 12

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 Check Valve, Y-Pattern, 3/4 in, FNPT x FNPT, Bronze 105-304
Legend Valve

Check Valve, Y-Pattern, 3/4 in, FNPT x FNPT, Bronze

Zoro # G1855335
Mfr # 105-304
product price: 
$45.29
/ea
Zoeller Check Valve, Slip, Plastic, 1-1/4 in x 1-1/4 in or 1-1/2 in 1030-0181
Zoeller

Check Valve, Slip, Plastic, 1-1/4 in x 1-1/4 in or 1-1/2 in

Zoro # G906593771
Mfr # 1030-0181
product price: 
$30.85
/ea
American Valve True Union Ball Check Valve, Schedule 80 PVC, 3/4 in P460U 3/4''
American Valve

True Union Ball Check Valve, Schedule 80 PVC, 3/4 in

Zoro # G215189696
Mfr # P460U 3/4''
product price: 
$58.99
/ea
Legend Valve Check Valve, Inline, Press, No Lead, 1 in 105-455NL
Legend Valve

Check Valve, Inline, Press, No Lead, 1 in

Zoro # G1774695
Mfr # 105-455NL
product price: 
$24.95
/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: 
$13.55
/ea
American Valve Swing Check Valve, Flanged, Schedule 80 PVC, 4 in P440F 4''
American Valve

Swing Check Valve, Flanged, Schedule 80 PVC, 4 in

Zoro # G915189699
Mfr # P440F 4''
product price: 
$1,007.99
/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
Hayward Flow Control Check Valve, True Union, Ball, 1-1/2", CPVC/EPDM, S/T TC20150STE
Hayward Flow Control

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

Zoro # G2481437
Mfr # TC20150STE
product price: 
$204.99
/ea
Discover Inline Check Valve, High-Temperature, 1/2 in Tube Size, MNPT x FNPT, 316 Stainless Steel 102736
Discover

Inline Check Valve, High-Temperature, 1/2 in Tube Size, MNPT x FNPT, 316 Stainless Steel

Zoro # G315879756
Mfr # 102736
product price: 
$130.99
/ea
Legend Valve Check Valve, T-457 Dual Check, 1 in, FNPT x FNPT, Brass 115-105NL
Legend Valve

Check Valve, T-457 Dual Check, 1 in, FNPT x FNPT, Brass

Zoro # G1775639
Mfr # 115-105NL
product price: 
$69.15
/ea
Discover Swing Check Valve, FNPT x FNPT, Stainless Steel, 1-1/2 in 102650
Discover

Swing Check Valve, FNPT x FNPT, Stainless Steel, 1-1/2 in

Zoro # G715879837
Mfr # 102650
product price: 
$39.19
/ea
Dixon 3" Stainless Steel Spring Check Valve HSCE300
Dixon

3" Stainless Steel Spring Check Valve

Zoro # G6563980
Mfr # HSCE300
product price: 
$572.99
/ea
Legend Valve Check Valve, Wafer, Bronze Body, 2 in 116-221
Legend Valve

Check Valve, Wafer, Bronze Body, 2 in

Zoro # G1801450
Mfr # 116-221
product price: 
$89.59
/ea
Legend Valve In-Line Check Valve, S-455 Series, 3/4 in, Sweat x Sweat, Bronze 105-464NL
Legend Valve

In-Line Check Valve, S-455 Series, 3/4 in, Sweat x Sweat, Bronze

Zoro # G1843749
Mfr # 105-464NL
product price: 
$36.99
/ea
Keckley 12" Stainless Steel Wafer Check Valve DD2R-36-364IX-912
Keckley

12" Stainless Steel Wafer Check Valve

Zoro # G2156887
Mfr # DD2R-36-364IX-912
product price: 
$9,360.99
/ea
Legend Valve Check Valve, T-450 NL, In-Line, 4 in, FNPT x FNPT, Bronze 105-431NL
Legend Valve

Check Valve, T-450 NL, In-Line, 4 in, FNPT x FNPT, Bronze

Zoro # G1842954
Mfr # 105-431NL
product price: 
$694.99
/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: 
$32.01
/ea
Legend Valve Check Valve, T-451, 2 in, FNPT x FNPT, Brass 105-108
Legend Valve

Check Valve, T-451, 2 in, FNPT x FNPT, Brass

Zoro # G1799195
Mfr # 105-108
product price: 
$63.69
/ea
Legend Valve Check Valve, Y-Pattern, T-453 NL, 3/4 in, FNPT x FNPT, Bronze 105-304NL
Legend Valve

Check Valve, Y-Pattern, T-453 NL, 3/4 in, FNPT x FNPT, Bronze

Zoro # G1854206
Mfr # 105-304NL
product price: 
$44.49
/ea
Legend Valve Check Valve, In-Line, 1 in, FNPT x FNPT, Bronze Body 105-425NL
Legend Valve

Check Valve, In-Line, 1 in, FNPT x FNPT, Bronze Body

Zoro # G1765610
Mfr # 105-425NL
product price: 
$28.69
/ea
Liberty Pumps Check Valve, 1-1/2 in Pipe Size, SWE Connection, PVC, White QCV150
Liberty Pumps

Check Valve, 1-1/2 in Pipe Size, SWE Connection, PVC, White

Zoro # G815189591
Mfr # QCV150
product price: 
$38.39
/ea
Legend Valve Check Valve, Y-Pattern, 2 in, FNPT x FNPT, Bronze 105-308NL
Legend Valve

Check Valve, Y-Pattern, 2 in, FNPT x FNPT, Bronze

Zoro # G1800139
Mfr # 105-308NL
product price: 
$183.99
/ea
Discover Swing Check Valve, 1/2 in, FNPT x FNPT, Stainless Steel 102646
Discover

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

Zoro # G215879832
Mfr # 102646
product price: 
$9.99
/ea
Proline Series Check Valve, 1 in Pipe Size, Solvent Connection, PVC Body 101-605
Proline Series

Check Valve, 1 in Pipe Size, Solvent Connection, PVC Body

Zoro # G7817595
Mfr # 101-605
product price: 
$6.79
/ea
Sold in mult. of 2 for $13.58
Gentec Check Valve Pair, Oxygen and Fuel Regulator Bushing Adapter 24-CV9PR
Gentec

Check Valve Pair, Oxygen and Fuel Regulator Bushing Adapter

Zoro # G709978836
Mfr # 24-CV9PR
product price: 
$18.45
/ea
Legend Valve Check Valve, Y-Pattern, 1-1/2 in, FNPT x FNPT, Bronze 105-307NL
Legend Valve

Check Valve, Y-Pattern, 1-1/2 in, FNPT x FNPT, Bronze

Zoro # G1765534
Mfr # 105-307NL
product price: 
$116.99
/ea
Legend Valve Check Valve, T-451, FNPT x FNPT, Brass Body, 3 in 105-110
Legend Valve

Check Valve, T-451, FNPT x FNPT, Brass Body, 3 in

Zoro # G1796550
Mfr # 105-110
product price: 
$198.99
/ea
Wilkins Dual Check Valve, 700XL Series, Inline, Bronze, 3/4 in, Union FNPT x FNPT 34UFX34F-700XL
Wilkins

Dual Check Valve, 700XL Series, Inline, Bronze, 3/4 in, Union FNPT x FNPT

Zoro # G4461073
Mfr # 34UFX34F-700XL
product price: 
$111.99
/ea
Keckley 2-1/2" Cast Iron Wafer Check Valve DD1F-CI-34136-250
Keckley

2-1/2" Cast Iron Wafer Check Valve

Zoro # G1613230
Mfr # DD1F-CI-34136-250
product price: 
$140.99
/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: 
$27.81
/ea
American Valve Check Valve, True Union Ball, Schedule 80 PVC, 2 in Pipe Size P460U 2''
American Valve

Check Valve, True Union Ball, Schedule 80 PVC, 2 in Pipe Size

Zoro # G315189725
Mfr # P460U 2''
product price: 
$157.99
/ea
Liberty Pumps 1-1/2" FNPT Cast Iron High Temp. Swing Check Valve HCV150
Liberty Pumps

1-1/2" FNPT Cast Iron High Temp. Swing Check Valve

Zoro # G3472323
Mfr # HCV150
product price: 
$84.79
/ea
No Product Image Available
Val-Matic

3" Flanged Cast Iron Swing Flex Check Valve

Zoro # G1971645
Mfr # 503A-DB6F
product price: 
$960.99
/ea
Asahi Ball Check Valve, Inline, 2 in Pipe Size, Union Socket x Union Socket, PVC Body 1213020
Asahi

Ball Check Valve, Inline, 2 in Pipe Size, Union Socket x Union Socket, PVC Body

Zoro # G6162156
Mfr # 1213020
product price: 
$225.99
/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
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

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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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