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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 33

Keckley 2" Wafer Check Valve, Body Material: Cast Stainless Steel 2CW2R-36-36336
Keckley

2" Wafer Check Valve, Body Material: Cast Stainless Steel

Zoro # G3819203
Mfr # 2CW2R-36-36336
product price: 
$481.99
/ea
Milwaukee Valve Swing Check Valve, 1509 Series, 2 in, Sweat x Sweat, Bronze Body 1509 2"
Milwaukee Valve

Swing Check Valve, 1509 Series, 2 in, Sweat x Sweat, Bronze Body

Zoro # G2581232
Mfr # 1509 2"
product price: 
$176.99
/ea
Pacfab Chemical Feeder Injection Check Valve, 1/4 in 522513Z
Pacfab

Chemical Feeder Injection Check Valve, 1/4 in

Zoro # G315695714
Mfr # 522513Z
product price: 
$55.99
/ea
Dynamic VU Series Check Valves: 10 GPM, 3/8 in NPT Port Size 452200
Dynamic

VU Series Check Valves: 10 GPM, 3/8 in NPT Port Size

Zoro # G6330733
Mfr # 452200
product price: 
$19.75
/ea
Proline Series Check Valve, In-Line, 3/4 in Pipe Size, IPS, Brass Body, No Lead 101-304NL
Proline Series

Check Valve, In-Line, 3/4 in Pipe Size, IPS, Brass Body, No Lead

Zoro # G7819570
Mfr # 101-304NL
product price: 
$33.89
/ea
Hayward Flow Control Y-Check Valve, True Union, 1", PVC/EPDM, Socket YC10100SEU
Hayward Flow Control

Y-Check Valve, True Union, 1", PVC/EPDM, Socket

Zoro # G6791547
Mfr # YC10100SEU
product price: 
$169.99
/ea
Bonomi 2" Press Lead Free Brass Check Valve 100612LF-2
Bonomi

2" Press Lead Free Brass Check Valve

Zoro # G7560519
Mfr # 100612LF-2
product price: 
$168.99
/ea
Hayward Flow Control Y-Check Valve, True Union, 2", PVC/EPDM, Threaded YC10200TEU
Hayward Flow Control

Y-Check Valve, True Union, 2", PVC/EPDM, Threaded

Zoro # G6684282
Mfr # YC10200TEU
product price: 
$331.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 1-1/2", PP/FPM, Threaded TC30150T
Hayward Flow Control

Check Valve, True Union, Ball, 1-1/2", PP/FPM, Threaded

Zoro # G2296454
Mfr # TC30150T
product price: 
$297.99
/ea
Keckley 12" Cast Iron Wafer Check Valve DD1F-CI-34136-912
Keckley

12" Cast Iron Wafer Check Valve

Zoro # G2156920
Mfr # DD1F-CI-34136-912
product price: 
$2,196.99
/ea
Hayward Flow Control Y-Check Valve, True Union, 2", PVC/FPM, Threaded YC10200TU
Hayward Flow Control

Y-Check Valve, True Union, 2", PVC/FPM, Threaded

Zoro # G7099565
Mfr # YC10200TU
product price: 
$346.99
/ea
Bonomi North America Check Valve, In-Line Spring Loaded, High Flow, 3 in Pipe Size, Lead-Free Brass 100012LF-3
Bonomi North America

Check Valve, In-Line Spring Loaded, High Flow, 3 in Pipe Size, Lead-Free Brass

Zoro # G511494227
Mfr # 100012LF-3
product price: 
$229.99
/ea
Cole Parmer Miniature Check Valve, Straight, PVDF Body, Viton Diaphragm, 3/8 in ID GM95FFA
Cole Parmer

Miniature Check Valve, Straight, PVDF Body, Viton Diaphragm, 3/8 in ID

Zoro # G714185489
Mfr # GM95FFA
product price: 
$11.35
/ea
Hayward Flow Control Check Valve, Wafer, 6", PVC/FPM, with SS Spring WCV1600VS
Hayward Flow Control

Check Valve, Wafer, 6", PVC/FPM, with SS Spring

Zoro # G4997937
Mfr # WCV1600VS
product price: 
$869.99
/ea
Dixon 1" FNPT Brass Ball Cone Check Valve 61-105
Dixon

1" FNPT Brass Ball Cone Check Valve

Zoro # G6548650
Mfr # 61-105
product price: 
$113.99
/ea
B & K Quiet Check Valve, Slip Connection, PVC, 1-1/2 in Pipe Size B-0821-15HC
B & K

Quiet Check Valve, Slip Connection, PVC, 1-1/2 in Pipe Size

Zoro # G7695664
Mfr # B-0821-15HC
product price: 
$35.29
/ea
Jomar Valve Y-Pattern Check Valve, Threaded, Bronze Body, 2 in Pipe Size T-511
Jomar Valve

Y-Pattern Check Valve, Threaded, Bronze Body, 2 in Pipe Size

Zoro # G7145525
Mfr # T-511
product price: 
$231.99
/ea
H2Flow Controls Flow Meter, Complete, Saline Applications, GPM Scale, 2 to 2-1/2 in FV-C-Saline
H2Flow Controls

Flow Meter, Complete, Saline Applications, GPM Scale, 2 to 2-1/2 in

Zoro # G303993143
Mfr # FV-C-Saline
product price: 
$259.99
/ea
Champion 8" Flanged Ductile Iron Wafer Check Valve 8SD12-LSBS-P
Champion

8" Flanged Ductile Iron Wafer Check Valve

Zoro # G7344681
Mfr # 8SD12-LSBS-P
product price: 
$510.99
/ea
Jaco Check Valve, 1.5 in L, 13/16 in Hex Size (5 PK) CV-6-K
Jaco

Check Valve, 1.5 in L, 13/16 in Hex Size (5 PK)

Zoro # G122577203
Mfr # CV-6-K
product price: 
$83.59
/pk of 5, $16.72/ea
Hayward Flow Control Ball Check Valve, TC Series, Inline, 1 in, Flange Connection, PVC Body TC10100F
Hayward Flow Control

Ball Check Valve, TC Series, Inline, 1 in, Flange Connection, PVC Body

Zoro # G614385590
Mfr # TC10100F
product price: 
$195.99
/ea
Zoro Select 1/4" MNPT x FNPT Stainless Steel Piston Spring Check Valve CHK SST 410-4M4F-F
Zoro Select

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

Zoro # G0666233
Mfr # CHK SST 410-4M4F-F
product price: 
$42.15
/ea
Milwaukee Valve 5" Flanged Cast Iron Swing Check Valve 2974-M 5
Milwaukee Valve

5" Flanged Cast Iron Swing Check Valve

Zoro # G0799617
Mfr # 2974-M 5
product price: 
$970.99
/ea
H2Flow Controls Flow Meter, Complete, GPM Scale, 4 in FV-4
H2Flow Controls

Flow Meter, Complete, GPM Scale, 4 in

Zoro # G503993097
Mfr # FV-4
product price: 
$697.99
/ea
Dayton 1-1/2" Compression PVC Swing Check Valve 4RG88
Dayton

1-1/2" Compression PVC Swing Check Valve

Zoro # G1323917
Mfr # 4RG88
product price: 
$74.19
/ea
Hayward Flow Control Y-Check Valve, True Union, Spring-Loaded, 3", PVC/FPM, Threaded, Adjustable 2-15 psi SLC10300TU
Hayward Flow Control

Y-Check Valve, True Union, Spring-Loaded, 3", PVC/FPM, Threaded, Adjustable 2-15 psi

Zoro # G6721906
Mfr # SLC10300TU
product price: 
$780.99
/ea
Legend Valve Check Valve, Inline, Sweat x Sweat, Bronze Body, 1 in 105-465
Legend Valve

Check Valve, Inline, Sweat x Sweat, Bronze Body, 1 in

Zoro # G1791635
Mfr # 105-465
product price: 
$40.25
/ea
Legend Valve Check Valve, Wafer, Bronze Body, 2-1/2 in 116-222
Legend Valve

Check Valve, Wafer, Bronze Body, 2-1/2 in

Zoro # G1801198
Mfr # 116-222
product price: 
$94.95
/ea
Legend Valve Check Valve, S-611, 2 in, Solvent x Solvent, Stainless Steel 203-208
Legend Valve

Check Valve, S-611, 2 in, Solvent x Solvent, Stainless Steel

Zoro # G1801889
Mfr # 203-208
product price: 
$21.29
/ea
Milwaukee Valve 1-1/2" Solder Bronze Swing Check Valve 1509 1-1/2"
Milwaukee Valve

1-1/2" Solder Bronze Swing Check Valve

Zoro # G2567083
Mfr # 1509 1-1/2"
product price: 
$116.99
/ea
Asahi Ball Check Valve, Inline, 1 in Pipe Size, Union Socket x Union Socket, PVC Body 1213010
Asahi

Ball Check Valve, Inline, 1 in Pipe Size, Union Socket x Union Socket, PVC Body

Zoro # G6162180
Mfr # 1213010
product price: 
$103.99
/ea
Legend Valve Check Valve, S-453, Y-Pattern, 3/4 in, Sweat x Sweat, Bronze 105-404
Legend Valve

Check Valve, S-453, Y-Pattern, 3/4 in, Sweat x Sweat, Bronze

Zoro # G1835166
Mfr # 105-404
product price: 
$29.69
/ea
Legend Valve Check Valve, P451, Press x Press, 1-1/2 in 105-007NL
Legend Valve

Check Valve, P451, Press x Press, 1-1/2 in

Zoro # G1785770
Mfr # 105-007NL
product price: 
$112.99
/ea
Legend Valve In-Line Check Valve, T-455, 1-1/4 in, FNPT x FNPT, Bronze 105-446
Legend Valve

In-Line Check Valve, T-455, 1-1/4 in, FNPT x FNPT, Bronze

Zoro # G1769165
Mfr # 105-446
product price: 
$53.45
/ea
Legend Valve Check Valve, T-451, No Lead, FNPT x FNPT, Brass, 1 in 105-105NL
Legend Valve

Check Valve, T-451, No Lead, FNPT x FNPT, Brass, 1 in

Zoro # G1785755
Mfr # 105-105NL
product price: 
$31.15
/ea
Hayward Flow Control Y-Check Valve, 1-1/2", PVC/EPDM, Flanged YC10150FE
Hayward Flow Control

Y-Check Valve, 1-1/2", PVC/EPDM, Flanged

Zoro # G6419497
Mfr # YC10150FE
product price: 
$319.99
/ea
Check Valves (3,500+ items) - Page 33
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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 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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