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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 32

Milwaukee Valve Swing Check Valve, 6.125 in Overall L 1509 2"
Milwaukee Valve

Swing Check Valve, 6.125 in Overall L

Zoro # G2581232
Mfr # 1509 2"
product price:  $176.99
/ea
Proline Series Check In Line Valve, Ips 3/4", No Lead 101-304NL
Proline Series

Check In Line Valve, Ips 3/4", No Lead

Zoro # G7819570
Mfr # 101-304NL
product price:  $33.89
/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
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:  $90.39
/ea
Bonomi North America 3in LEAD FREE HIGH FLOW RATE IN-LINE SPRING LOADED CHECK VALVE 100012LF-3
Bonomi North America

3in LEAD FREE HIGH FLOW RATE IN-LINE SPRING LOADED CHECK VALVE

Zoro # G511494227
Mfr # 100012LF-3
product price:  $229.99
/ea
H2Flow Controls FV-C-Saline 2-2.5 in. Flowvis Complete Flow Meter & Saline Applications with GPM Scale FV-C-Saline
H2Flow Controls

FV-C-Saline 2-2.5 in. Flowvis Complete Flow Meter & Saline Applications with GPM Scale

Zoro # G303993143
Mfr # FV-C-Saline
product price:  $259.99
/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:  $40.79
/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
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 1" T-451 NO LEAD CHECK VALVE 105-105NL
Legend Valve

1" T-451 NO LEAD CHECK VALVE

Zoro # G1785755
Mfr # 105-105NL
product price:  $31.15
/ea
Asahi Ball Check Valve, 4.9219 in Overall L 1213010
Asahi

Ball Check Valve, 4.9219 in Overall L

Zoro # G6162180
Mfr # 1213010
product price:  $103.99
/ea
Legend Valve 2-1/2 T-312 C. I. WAFER CHECK 116-222
Legend Valve

2-1/2 T-312 C. I. WAFER CHECK

Zoro # G1801198
Mfr # 116-222
product price:  $94.95
/ea
Legend Valve 1-1/4" T-455 IPS IN-LINE CHECK 105-446
Legend Valve

1-1/4" T-455 IPS IN-LINE CHECK

Zoro # G1769165
Mfr # 105-446
product price:  $53.45
/ea
Everflow FIP Inline Spring Loaded Check Valve, Cast Brass 3/4" 150T034-NL
Everflow

FIP Inline Spring Loaded Check Valve, Cast Brass 3/4"

Zoro # G901106884
Mfr # 150T034-NL
product price:  $18.59
/ea
Watts Lf7Ru2-2 3/4" Dual Check Valve LF7RU2-2
Watts

Lf7Ru2-2 3/4" Dual Check Valve

Zoro # G6075247
Mfr # LF7RU2-2
product price:  $139.99
/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
Bonomi North America 1in LEAD FREE HIGH FLOW RATE IN-LINE SPRING LOADED CHECK VALVE 100012LF-1
Bonomi North America

1in LEAD FREE HIGH FLOW RATE IN-LINE SPRING LOADED CHECK VALVE

Zoro # G111494160
Mfr # 100012LF-1
product price:  $24.59
/ea
Bonomi North America 2in LEAD FREE HIGH FLOW RATE IN-LINE SPRING LOADED CHECK VALVE 100012LF-2
Bonomi North America

2in LEAD FREE HIGH FLOW RATE IN-LINE SPRING LOADED CHECK VALVE

Zoro # G211494190
Mfr # 100012LF-2
product price:  $77.69
/ea
Asahi 4" Flanged PVC Swing Check Valve, Max. Pressure: 100 psi 1206040
Asahi

4" Flanged PVC Swing Check Valve, Max. Pressure: 100 psi

Zoro # G6199623
Mfr # 1206040
product price:  $1,829.99
/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
Discover 1/2 in. 3 Piece Stainless Steel Spring Check Valve 102750
Discover

1/2 in. 3 Piece Stainless Steel Spring Check Valve

Zoro # G215879757
Mfr # 102750
product price:  $14.99
/ea
No Product Image Available
Leonard Valve

Large Valve Check Repair Kit

Zoro # G916244496
Mfr # KIT 2/200/Y
product price:  $257.99
/ea
Chicago Valves And Controls 6", Cast Steel Class 150 Flanged Swing Check Valve 41411060
Chicago Valves And Controls

6", Cast Steel Class 150 Flanged Swing Check Valve

Zoro # G9155217
Mfr # 41411060
product price:  $879.99
/ea
Discover 2 in. 3 Piece Stainless Steel Spring Check Valve 102755
Discover

2 in. 3 Piece Stainless Steel Spring Check Valve

Zoro # G015879735
Mfr # 102755
product price:  $103.99
/ea
Thrifco Plumbing 1-1/2 Inch Threaded PVC Swing Check Valve 6415314
Thrifco Plumbing

1-1/2 Inch Threaded PVC Swing Check Valve

Zoro # G309549573
Mfr # 6415314
product price:  $29.59
/ea
No Product Image Available
Keckley

4" Flanged Flanged Triple Duty Valve

Zoro # G3819982
Mfr # TDV-400
product price:  $1,302.99
/ea
Parker 1/4" CPI(R) Brass Instrumentation Check Valve 4Z-C4L-10-BN-B
Parker

1/4" CPI(R) Brass Instrumentation Check Valve

Zoro # G2132733
Mfr # 4Z-C4L-10-BN-B
product price:  $74.49
/ea
Dixon 1/2" FNPT Stainless Steel Ball Cone Check Valve 62-103
Dixon

1/2" FNPT Stainless Steel Ball Cone Check Valve

Zoro # G6556649
Mfr # 62-103
product price:  $148.99
/ea
Watts Lf7Ru2-2 1" Dual Check Valve LF7RU2-2
Watts

Lf7Ru2-2 1" Dual Check Valve

Zoro # G6073777
Mfr # LF7RU2-2
product price:  $161.99
/ea
Usa Industrials Check Valves, 2.5 in Overall L ZUSA-VLV-128
Usa Industrials

Check Valves, 2.5 in Overall L

Zoro # G300716059
Mfr # ZUSA-VLV-128
product price:  $65.49
/ea
Zoro Select Check Valve, 2.13 in Overall L 06H021N01014
Zoro Select

Check Valve, 2.13 in Overall L

Zoro # G005657411
Mfr # 06H021N01014
product price:  $21.19
/ea
Cole Parmer Miniature Check Valve, PVDF Housing, Viton diaphragm, 3/8in ID GM95FFA
Cole Parmer

Miniature Check Valve, PVDF Housing, Viton diaphragm, 3/8in ID

Zoro # G714185489
Mfr # GM95FFA
product price:  $11.35
/ea
Vibrant 6AN Female to Male Inline Check Valve V32-11116
Vibrant

6AN Female to Male Inline Check Valve

Zoro # G610528601
Mfr # V32-11116
product price:  $75.39
/ea
Vibrant 8AN Female to Male Inline Check Valve V32-11118
Vibrant

8AN Female to Male Inline Check Valve

Zoro # G010528546
Mfr # V32-11118
product price:  $71.55
/ea
Legend Valve 2" S-611 PVC CHECK VALVE 203-208
Legend Valve

2" S-611 PVC CHECK VALVE

Zoro # G1801889
Mfr # 203-208
product price:  $21.29
/ea
Check Valves (3,500+ items) - Page 32
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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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