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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 45

Hayward Flow Control Y-Check Valve, True Union, Spring-Loaded, 3", PVC/EPDM, Threaded, Adjustable 2-15 psi SLC10300TEU
Hayward Flow Control

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

Zoro # G6760232
Mfr # SLC10300TEU
product price:  $775.99
/ea
B & K 1-1/2 in. D X 1-1/2 in. D FIP Brass Swing Check Valve 240-2-112
B & K

1-1/2 in. D X 1-1/2 in. D FIP Brass Swing Check Valve

Zoro # G8635528
Mfr # 240-2-112
product price:  $42.91
/ea
Perko Inlet Check Valve 0635DP0
Perko

Inlet Check Valve

Zoro # G404837049
Mfr # 0635DP0
product price:  $23.79
/ea
Hayward Flow Control Y-Check Valve, 3/4", PVC/EPDM, Threaded YC10075TE
Hayward Flow Control

Y-Check Valve, 3/4", PVC/EPDM, Threaded

Zoro # G7064251
Mfr # YC10075TE
product price:  $152.99
/ea
Watts 3/4 In Lead-Free Brass Silent Check Valve, Solder End Connections 0555182
Watts

3/4 In Lead-Free Brass Silent Check Valve, Solder End Connections

Zoro # G012415240
Mfr # 0555182
product price:  $260.99
/ea
Rule Check Valve f/800/1100 Bilge 1-1/8" Straight Ports 1223R
Rule

Check Valve f/800/1100 Bilge 1-1/8" Straight Ports

Zoro # G222600474
Mfr # 1223R
product price:  $9.45
/ea
Everflow SWT Swing Check Valve, Cast Brass 1" 210C001-NL
Everflow

SWT Swing Check Valve, Cast Brass 1"

Zoro # G201106904
Mfr # 210C001-NL
product price:  $21.29
/ea
Asahi 4" PVC Spring Wafer Check Valve 111206042
Asahi

4" PVC Spring Wafer Check Valve

Zoro # G6196080
Mfr # 111206042
product price:  $1,553.99
/ea
Asahi 8 PP FLG SWING CHECK VALVE FKM 1207080
Asahi

8 PP FLG SWING CHECK VALVE FKM

Zoro # G713788063
Mfr # 1207080
product price:  $11,339.99
/ea
Bonomi Double Door Check Valve NC150E-6
Bonomi

Double Door Check Valve

Zoro # G7565251
Mfr # NC150E-6
product price:  $286.99
/ea
Bonomi 2-1/2" Double Door Check Valve NC150E-21/2
Bonomi

2-1/2" Double Door Check Valve

Zoro # G7565227
Mfr # NC150E-21/2
product price:  $82.29
/ea
Dixon 1" FNPT Stainless Steel Ball Cone Check Valve 62-105
Dixon

1" FNPT Stainless Steel Ball Cone Check Valve

Zoro # G6553340
Mfr # 62-105
product price:  $303.99
/ea
American Valve Schedule 80 CPVC True Union Ball Check Valve P460UC 3/4''
American Valve

Schedule 80 CPVC True Union Ball Check Valve

Zoro # G115189727
Mfr # P460UC 3/4''
product price:  $92.99
/ea
Smith-Cooper 1/2" C X C Brass Inline Check Valve 4347003820
Smith-Cooper

1/2" C X C Brass Inline Check Valve

Zoro # G6775927
Mfr # 4347003820
product price:  $8.35
/ea
Watts Dual Check Valve, Brass, 3/4" 0072204
Watts

Dual Check Valve, Brass, 3/4"

Zoro # G9548697
Mfr # 0072204
product price:  $101.84
/ea
Chicago Valves And Controls 2", Stainless Steel 200 WOG Threaded Swing Check Valve 4266TE020
Chicago Valves And Controls

2", Stainless Steel 200 WOG Threaded Swing Check Valve

Zoro # G9155987
Mfr # 4266TE020
product price:  $217.99
/ea
Smith-Cooper 1" C X C Brass Inline Check Valve 4347003860
Smith-Cooper

1" C X C Brass Inline Check Valve

Zoro # G6775848
Mfr # 4347003860
product price:  $17.45
/ea
Hayward Flow Control Check Valve, True Union, Ball, 4", PVC/FPM, Threaded TC1400T
Hayward Flow Control

Check Valve, True Union, Ball, 4", PVC/FPM, Threaded

Zoro # G2283355
Mfr # TC1400T
product price:  $761.99
/ea
Keckley Globe Check Vlv, SS Seat, SS316,300#, 4" 4CG4R-36-36336
Keckley

Globe Check Vlv, SS Seat, SS316,300#, 4"

Zoro # G3819833
Mfr # 4CG4R-36-36336
product price:  $2,524.99
/ea
Magic Silent Check Valve, 4 in Overall L B-0823-20
Magic

Silent Check Valve, 4 in Overall L

Zoro # G2364385
Mfr # B-0823-20
product price:  $39.77
/ea
Steel & Obrien 3/4" Tri-Clamp End Disk Type Check Vakve - 2.70" Long 316SS 45MP-.75-CD-316
Steel & Obrien

3/4" Tri-Clamp End Disk Type Check Vakve - 2.70" Long 316SS

Zoro # G5411400
Mfr # 45MP-.75-CD-316
product price:  $178.99
/ea
Dixon 3" Stainless Steel Y-Ball Check Valve B45BY-R300
Dixon

3" Stainless Steel Y-Ball Check Valve

Zoro # G6544295
Mfr # B45BY-R300
product price:  $1,459.99
/ea
Apollo Valves 3/4" NPT Lead Free Bronze Dual Check Valve 4NLF3A44B
Apollo Valves

3/4" NPT Lead Free Bronze Dual Check Valve

Zoro # G5298711
Mfr # 4NLF3A44B
product price:  $191.99
/ea
Keckley 4" Globe Check Valve, Body Material: Cast iron 4CG3R-CI-B2334
Keckley

4" Globe Check Valve, Body Material: Cast iron

Zoro # G3819720
Mfr # 4CG3R-CI-B2334
product price:  $661.99
/ea
Keckley 2-1/2" Wafer Check Valve, Body Material: Carbon Steel 21/2CW2R-CS-36336
Keckley

2-1/2" Wafer Check Valve, Body Material: Carbon Steel

Zoro # G3819258
Mfr # 21/2CW2R-CS-36336
product price:  $385.99
/ea
Sharpe Check Valve, 5.51 in Overall L 4371000770
Sharpe

Check Valve, 5.51 in Overall L

Zoro # G408259014
Mfr # 4371000770
product price:  $251.99
/ea
Keckley 6" Globe Check Valve, Body Material: Cast Stainless Steel 6CG4R-36-36336
Keckley

6" Globe Check Valve, Body Material: Cast Stainless Steel

Zoro # G3819763
Mfr # 6CG4R-36-36336
product price:  $4,674.99
/ea
Keckley 10" Globe Check Valve, Length: 17" 10CG3R-CI-B2334
Keckley

10" Globe Check Valve, Length: 17"

Zoro # G3819842
Mfr # 10CG3R-CI-B2334
product price:  $3,117.99
/ea
American Valve Schedule 80 PVC Swing Check Valve Flanged P440F 2''
American Valve

Schedule 80 PVC Swing Check Valve Flanged

Zoro # G815189713
Mfr # P440F 2''
product price:  $516.99
/ea
Keckley 5" Wafer Check Valve, Length: 8-3/8" 5CW2R-CS-36336
Keckley

5" Wafer Check Valve, Length: 8-3/8"

Zoro # G3819212
Mfr # 5CW2R-CS-36336
product price:  $955.99
/ea
Basiks Check Valve, PVC, 2", EPDM, Socket TBC360-200EPS-PV
Basiks

Check Valve, PVC, 2", EPDM, Socket

Zoro # G7194719
Mfr # TBC360-200EPS-PV
product price:  $79.15
/ea
Legend Valve 3/4" S-451 CHECK VALVE 105-204
Legend Valve

3/4" S-451 CHECK VALVE

Zoro # G1842927
Mfr # 105-204
product price:  $15.35
/ea
Keckley 4" Wafer Check Valve, Body Material: Carbon Steel 4CW2R-CS-36336
Keckley

4" Wafer Check Valve, Body Material: Carbon Steel

Zoro # G3819291
Mfr # 4CW2R-CS-36336
product price:  $714.99
/ea
Ipex Swing Check Valve, 11.8281 in Overall L SCOV211
Ipex

Swing Check Valve, 11.8281 in Overall L

Zoro # G8212495
Mfr # SCOV211
product price:  $1,226.99
/ea
Keckley Globe Check Valv, Cast Iron, B62 Seat, 8" 8CG1F-CI-B2334
Keckley

Globe Check Valv, Cast Iron, B62 Seat, 8"

Zoro # G3819617
Mfr # 8CG1F-CI-B2334
product price:  $1,916.99
/ea
Hayward Flow Control Check Valve TC30100SE
Hayward Flow Control

Check Valve

Zoro # G414385646
Mfr # TC30100SE
product price:  $145.99
/ea
Check Valves (3,500+ items) - Page 45
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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 FittingsPipe & Tube Clamps
zoeller quiet check valvecheck valve 1/8check valve control checkin tank check valveplast-o-matic 2" ball valve
2.5 inch check valveswagelok brassflange mount check valve1/2" npt stainless steelstainless springs

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