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  1. Home
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  3. Plumbing
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  5. Pipes, Valves & Fittings
  6. /
  7. Valves
  8. /
  9. Check Valves

Check Valves (3,500+ items) - Page 5

Zoeller Silent Combo Swing Check Valve 1-1/2" 30-0046
Zoeller

Silent Combo Swing Check Valve 1-1/2"

Zoro # G3654673
Mfr # 30-0046
product price:  $54.49
/ea
American Valve Schedule 80 PVC Swing Check Foot Valve Socket P430S 4''
American Valve

Schedule 80 PVC Swing Check Foot Valve Socket

Zoro # G815189706
Mfr # P430S 4''
product price:  $186.99
/ea
Bonomi 2-1/2" NPT Brass Spring Check Valve 100003-2-1/2"
Bonomi

2-1/2" NPT Brass Spring Check Valve

Zoro # G2011250
Mfr # 100003-2-1/2"
product price:  $139.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 4", PVC/EPDM, Socket TC1400SE
Hayward Flow Control

Check Valve, True Union, Ball, 4", PVC/EPDM, Socket

Zoro # G0436581
Mfr # TC1400SE
product price:  $824.99
/ea
Simmons 2" NPT Bronze Spring Check Valve 506SB
Simmons

2" NPT Bronze Spring Check Valve

Zoro # G6280327
Mfr # 506SB
product price:  $131.99
/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
Milwaukee Valve 2-1/2" Flanged Cast Iron Swing Check Valve 2974-M 2 1/2
Milwaukee Valve

2-1/2" Flanged Cast Iron Swing Check Valve

Zoro # G0656336
Mfr # 2974-M 2 1/2
product price:  $363.48
/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
Zoro Select 3/4" NPT Stainless Steel Swing Check Valve 4VMU1
Zoro Select

3/4" NPT Stainless Steel Swing Check Valve

Zoro # G0478861
Mfr # 4VMU1
product price:  $67.65
/ea
Nds 3/4" Hub PVC Swing Check Valve 1520-07
Nds

3/4" Hub PVC Swing Check Valve

Zoro # G1384284
Mfr # 1520-07
product price:  $16.19
/ea
Legend Valve 1-1/2" S-611 PVC CHECK VALVE 203-207
Legend Valve

1-1/2" S-611 PVC CHECK VALVE

Zoro # G1774257
Mfr # 203-207
product price:  $15.95
/ea
Legend Valve 1/2" T-457 DUAL CHECK NO LEAD 115-103NL
Legend Valve

1/2" T-457 DUAL CHECK NO LEAD

Zoro # G1785719
Mfr # 115-103NL
product price:  $54.69
/ea
Campbell 1-1/4" FNPT Low Lead Brass Spring Check Valve w/Taps CVB-5TLF
Campbell

1-1/4" FNPT Low Lead Brass Spring Check Valve w/Taps

Zoro # G4731876
Mfr # CVB-5TLF
product price:  $57.75
/ea
Keckley 4" Stainless Steel Wafer Check Valve DD2R-36-364IX-400
Keckley

4" Stainless Steel Wafer Check Valve

Zoro # G1613486
Mfr # DD2R-36-364IX-400
product price:  $928.99
/ea
Bonomi 3/8" NPT Brass Spring Check Valve 100012LF-3/8"
Bonomi

3/8" NPT Brass Spring Check Valve

Zoro # G2011460
Mfr # 100012LF-3/8"
product price:  $17.69
/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:  $133.99
/ea
No Product Image Available
Val-Matic

4" Flanged Cast Iron Swing Flex Check Valve

Zoro # G0472482
Mfr # 504A-DB6F
product price:  $1,186.99
/ea
Zoro Select 1/4" Barb White Nylon Ball Cone Spring Check Valve WN CHK 695-4B4B-B
Zoro Select

1/4" Barb White Nylon Ball Cone Spring Check Valve

Zoro # G1850396
Mfr # WN CHK 695-4B4B-B
product price:  $6.79
/ea
Zoro Select 2" NPT Bronze Swing Check Valve 10F306
Zoro Select

2" NPT Bronze Swing Check Valve

Zoro # G4275774
Mfr # 10F306
product price:  $146.99
/ea
Watts 1" FNPT Bronze Dual Check Valve 1 LF7 U2-2
Watts

1" FNPT Bronze Dual Check Valve

Zoro # G5276345
Mfr # 1 LF7 U2-2
product price:  $111.59
/ea
Zoro Select 1/8" Barb Polypropylene Ball Cone Spring Check Valve PP CHK 695-2B2B-F
Zoro Select

1/8" Barb Polypropylene Ball Cone Spring Check Valve

Zoro # G1206432
Mfr # PP CHK 695-2B2B-F
product price:  $6.79
/ea
Jomar Valve 1/2" NPT Bronze Y Check Valve, Connection Type: Threaded T-511
Jomar Valve

1/2" NPT Bronze Y Check Valve, Connection Type: Threaded

Zoro # G7153977
Mfr # T-511
product price:  $26.89
/ea
Viega 1-1/2" X 1-1/2" Press Low Lead Bronze Spring Check Valve 79055
Viega

1-1/2" X 1-1/2" Press Low Lead Bronze Spring Check Valve

Zoro # G3171086
Mfr # 79055
product price:  $95.89
/ea
Milwaukee Valve 1/2" FNPT Bronze Swing Check Valve 509 1/2
Milwaukee Valve

1/2" FNPT Bronze Swing Check Valve

Zoro # G3001056
Mfr # 509 1/2
product price:  $51.18
/ea
Bonomi 3" NPT Brass Spring Check Valve 100012LF-3"
Bonomi

3" NPT Brass Spring Check Valve

Zoro # G2011381
Mfr # 100012LF-3"
product price:  $257.99
/ea
Ssi 6" Wafer Flange Cast Iron Double Disc Check Valve 0600-125WTIBB-T
Ssi

6" Wafer Flange Cast Iron Double Disc Check Valve

Zoro # G0885586
Mfr # 0600-125WTIBB-T
product price:  $249.99
/ea
Campbell 1-1/2" FNPT Low Lead Brass Spring Check Valve CV-6TLF
Campbell

1-1/2" FNPT Low Lead Brass Spring Check Valve

Zoro # G4744923
Mfr # CV-6TLF
product price:  $66.49
/ea
Zoro Select 1/2" FNPT x MNPT Brass Piston Spring Check Valve CHK BRS 810-8F8M-B
Zoro Select

1/2" FNPT x MNPT Brass Piston Spring Check Valve

Zoro # G2554501
Mfr # CHK BRS 810-8F8M-B
product price:  $29.59
/ea
Ssi 6" Wafer Flange Cast Iron Silent Check Valve 0600-125WCIBM-T
Ssi

6" Wafer Flange Cast Iron Silent Check Valve

Zoro # G0553104
Mfr # 0600-125WCIBM-T
product price:  $357.99
/ea
Zoro Select 3/8" FNPT Brass Piston Spring Check Valve CHK BRS 615-6F6F-F
Zoro Select

3/8" FNPT Brass Piston Spring Check Valve

Zoro # G1535143
Mfr # CHK BRS 615-6F6F-F
product price:  $35.89
/ea
Discover 1/2 in. Stainless Steel Spring Check Valve 102658
Discover

1/2 in. Stainless Steel Spring Check Valve

Zoro # G115879734
Mfr # 102658
product price:  $9.99
/ea
Viega 1" X 1" Press Low Lead Bronze Spring Check Valve 79045
Viega

1" X 1" Press Low Lead Bronze Spring Check Valve

Zoro # G2567677
Mfr # 79045
product price:  $49.29
/ea
Bonomi 1/4" NPT Brass Spring Check Valve 100012LF-1/4"
Bonomi

1/4" NPT Brass Spring Check Valve

Zoro # G2011479
Mfr # 100012LF-1/4"
product price:  $16.99
/ea
Legend Valve 3/4 T450 NO LEAD IN-LINE CHECK 105-424NL
Legend Valve

3/4 T450 NO LEAD IN-LINE CHECK

Zoro # G1795896
Mfr # 105-424NL
product price:  $20.15
/ea
Apollo Valves 1/2" FNPT Cast Bronze Ball Cone Check Valve 61-503-01
Apollo Valves

1/2" FNPT Cast Bronze Ball Cone Check Valve

Zoro # G0093591
Mfr # 61-503-01
product price:  $41.79
/ea
Zoro Select 1/2" MNPT x FNPT Brass Piston Spring Check Valve CHK BRS 810-8M8F-B
Zoro Select

1/2" MNPT x FNPT Brass Piston Spring Check Valve

Zoro # G0831345
Mfr # CHK BRS 810-8M8F-B
product price:  $33.29
/ea
Check Valves (3,500+ items) - Page 5
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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 ValvesRelief ValvesValve PartsPVC Pipe Fittings
Black Pipe FittingsStainless Steel Pipe FittingsCamlock FittingsBrass Pipe FittingsPush-to-Connect Tube Fittings
swagelok brassflange mount check valve2" spring check1" dual check valveparker stainless steel filter
zoeller quiet check valvewaste water1" bronze ball valve1/2" npt stainless steel1/2" inline check valve

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