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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
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  9. Check Valves

Check Valves (3,500+ items) - Page 30

Milwaukee Valve Swing Y Check Valve, 2.25 in Overall L 515Y 3/8"
Milwaukee Valve

Swing Y Check Valve, 2.25 in Overall L

Zoro # G3892287
Mfr # 515Y 3/8"
product price:  $79.23
/ea
Jomar Valve 1-1/4" Solder Lead Free Brass Spring Check Valve S-521G
Jomar Valve

1-1/4" Solder Lead Free Brass Spring Check Valve

Zoro # G7043149
Mfr # S-521G
product price:  $67.19
/ea
Jomar Valve 3/4" Solder Lead Free Brass Spring Check Valve S-521G
Jomar Valve

3/4" Solder Lead Free Brass Spring Check Valve

Zoro # G7074350
Mfr # S-521G
product price:  $27.89
/ea
Keckley 5" Stainless Steel Wafer Check Valve DD2R-36-364IX-500
Keckley

5" Stainless Steel Wafer Check Valve

Zoro # G1612628
Mfr # DD2R-36-364IX-500
product price:  $1,659.99
/ea
B & K Magic Plastics 2 in. D X 2 in. D Slip PVC Quiet Check Valve 0821-20HC
B & K

Magic Plastics 2 in. D X 2 in. D Slip PVC Quiet Check Valve

Zoro # G7696504
Mfr # 0821-20HC
product price:  $47.15
/ea
Milwaukee Valve 1" Solder Bronze Swing Check Valve 1510T 1
Milwaukee Valve

1" Solder Bronze Swing Check Valve

Zoro # G0894573
Mfr # 1510T 1
product price:  $91.55
/ea
Dixon 1/2" FNPT Brass Ball Cone Check Valve 61-103
Dixon

1/2" FNPT Brass Ball Cone Check Valve

Zoro # G6550796
Mfr # 61-103
product price:  $57.39
/ea
Proline Series ProLine PVC 1'' FIP x 1'' FIP In-Line Check Valve 101-105
Proline Series

ProLine PVC 1'' FIP x 1'' FIP In-Line Check Valve

Zoro # G821869753
Mfr # 101-105
product price:  $8.99
/ea
Flood-Guard 2 In. Rubber Float Gasket Check Valve 2FH
Flood-Guard

2 In. Rubber Float Gasket Check Valve

Zoro # G711360551
Mfr # 2FH
product price:  $54.39
/ea
Hayward Flow Control CPVC Swing Check Valve, 11.81in Overall L SW2400E
Hayward Flow Control

CPVC Swing Check Valve, 11.81in Overall L

Zoro # G207963600
Mfr # SW2400E
product price:  $3,819.99
/ea
Gf Piping Systems Y Check Valve, 6.2813 in Overall L 192304032
Gf Piping Systems

Y Check Valve, 6.2813 in Overall L

Zoro # G0423281
Mfr # 192304032
product price:  $82.19
/ea
Hayward Flow Control Wafer Check Valve, 2.9063 in Overall L WCV2400V
Hayward Flow Control

Wafer Check Valve, 2.9063 in Overall L

Zoro # G7194381
Mfr # WCV2400V
product price:  $684.99
/ea
Hayward Flow Control Y-Check Valve, True Union, Spring-Loaded, 2", PVC/FPM, Threaded, Adjustable 2-15 psi SLC10200TU
Hayward Flow Control

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

Zoro # G7060855
Mfr # SLC10200TU
product price:  $534.86
/ea
Hayward Flow Control Y-Check Valve, True Union, Spring-Loaded, 3/4", PVC/FPM, Threaded, Adjustable 2-15 psi SLC10075TU
Hayward Flow Control

Y-Check Valve, True Union, Spring-Loaded, 3/4", PVC/FPM, Threaded, Adjustable 2-15 psi

Zoro # G6611491
Mfr # SLC10075TU
product price:  $190.99
/ea
Hayward Flow Control Wafer Check Valve, 4.9375 in Overall L WCV1800E
Hayward Flow Control

Wafer Check Valve, 4.9375 in Overall L

Zoro # G4998052
Mfr # WCV1800E
product price:  $1,514.99
/ea
Camozzi Sprng Lvr Valve 378-905TF
Camozzi

Sprng Lvr Valve

Zoro # G606693191
Mfr # 378-905TF
product price:  $128.99
/ea
Asahi 1" Flanged Ball Check Valve, Material of Construction: PVC 1212010
Asahi

1" Flanged Ball Check Valve, Material of Construction: PVC

Zoro # G6193752
Mfr # 1212010
product price:  $98.59
/ea
Ham-Let Instrumentation Check Valve H-400-SS-L-1/4-5PSI
Ham-Let

Instrumentation Check Valve

Zoro # G108258867
Mfr # H-400-SS-L-1/4-5PSI
product price:  $77.39
/ea
Jomar Valve 1" NPT Lead Free Bronze Y Check Valve T-511G
Jomar Valve

1" NPT Lead Free Bronze Y Check Valve

Zoro # G7161360
Mfr # T-511G
product price:  $91.79
/ea
Milwaukee Valve 3/4" Threaded Low Lead Brass Swing Check Valve UP0967000034
Milwaukee Valve

3/4" Threaded Low Lead Brass Swing Check Valve

Zoro # G4142652
Mfr # UP0967000034
product price:  $83.39
/ea
Smith-Cooper 3" C X C Swing Check Valve 4347003070
Smith-Cooper

3" C X C Swing Check Valve

Zoro # G6775793
Mfr # 4347003070
product price:  $118.99
/ea
Zoeller Quiet Check Valve, 1.5 in., PVC, Union Solvent Weld - White 1029741
Zoeller

Quiet Check Valve, 1.5 in., PVC, Union Solvent Weld - White

Zoro # G310528581
Mfr # 1029741
product price:  $50.59
/ea
Legend Valve 1-1/4" S-455 CXC IN-LINE CHECK 105-466
Legend Valve

1-1/4" S-455 CXC IN-LINE CHECK

Zoro # G1785834
Mfr # 105-466
product price:  $50.89
/ea
No Product Image Available
Mueller Industries

Check Valve, 7 1/16 in L, Copper, 800 psi

Zoro # G409944285
Mfr # A 17939
product price:  $163.76
/ea
Proline Series 1-1/2 In. PVC Schedule 40 Solvent Check Valve 101-607
Proline Series

1-1/2 In. PVC Schedule 40 Solvent Check Valve

Zoro # G311360562
Mfr # 101-607
product price:  $21.15
/ea
Quickfitting 3/4in Push-to-Connect x 3/4in Push-to-Connect Brass Check Valve LF927R
Quickfitting

3/4in Push-to-Connect x 3/4in Push-to-Connect Brass Check Valve

Zoro # G913813992
Mfr # LF927R
product price:  $16.39
/ea
Jomar Valve 1/2" NPT Lead Free Brass Horizontal Check Valve T-501G
Jomar Valve

1/2" NPT Lead Free Brass Horizontal Check Valve

Zoro # G7166890
Mfr # T-501G
product price:  $17.19
/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
Hayward Flow Control Y-Check Valve, 1-1/2", PVC/EPDM, Threaded YC10150TE
Hayward Flow Control

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

Zoro # G6734357
Mfr # YC10150TE
product price:  $258.99
/ea
Bonomi North America 1in INLINE STAINLESS STEEL CHECK Valve S250-1
Bonomi North America

1in INLINE STAINLESS STEEL CHECK Valve

Zoro # G411494082
Mfr # S250-1
product price:  $35.65
/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, 1", CPVC/EPDM, Socket YC20100SEU
Hayward Flow Control

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

Zoro # G6492105
Mfr # YC20100SEU
product price:  $502.63
/ea
Dixon Safety Check Valve, 1-1/2", 300-360 SCFM SCVL12
Dixon

Safety Check Valve, 1-1/2", 300-360 SCFM

Zoro # G6566220
Mfr # SCVL12
product price:  $354.99
/ea
Bonomi 3/4" Press Lead Free Brass Check Valve 100612LF-3/4
Bonomi

3/4" Press Lead Free Brass Check Valve

Zoro # G7560406
Mfr # 100612LF-3/4
product price:  $42.59
/ea
Cash Acme VB-222 3/4 in. FPT X 3/4 in. MHT Brass Backflow Preventer 19600-0000
Cash Acme

VB-222 3/4 in. FPT X 3/4 in. MHT Brass Backflow Preventer

Zoro # G7700689
Mfr # 19600-0000
product price:  $14.88
/ea
Bonomi 1/2" Press Lead Free Brass Check Valve 100612LF-1/2
Bonomi

1/2" Press Lead Free Brass Check Valve

Zoro # G7540331
Mfr # 100612LF-1/2
product price:  $33.15
/ea
Check Valves (3,500+ items) - Page 30
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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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1/2" npt stainless steel3" cast iron trapzoeller quiet check valveplast-o-matic 2" ball valve2.5 inch check valve
check valve 1/8in tank check valveparker stainless steel filtercheck valve control checkflange mount check valve

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