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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 103

Aquascape 2 in. Dual Union Check Valve - 1.5 FPT x 2 in. Slip Fitting 48024
Aquascape

2 in. Dual Union Check Valve - 1.5 FPT x 2 in. Slip Fitting

Zoro # G414915607
Mfr # 48024
product price:  $24.85
/ea
Defenseguard S1580-20F 2 In. Fpt Spring Type Check Valve - Opens At.5 Lbs. DE53052
Defenseguard

S1580-20F 2 In. Fpt Spring Type Check Valve - Opens At.5 Lbs.

Zoro # G310528550
Mfr # DE53052
product price:  $81.15
/ea
Water Source CV-125NL 1.25 in. Brass- Check Valve 122045
Water Source

CV-125NL 1.25 in. Brass- Check Valve

Zoro # G410528597
Mfr # 122045
product price:  $55.69
/ea
Proline Series 1/2 In. PVC Schedule 40 Solvent Check Valve 101-603
Proline Series

1/2 In. PVC Schedule 40 Solvent Check Valve

Zoro # G311360555
Mfr # 101-603
product price:  $6.45
/ea
Sold in mult. of 5 for $32.25
Hard Top Aluminum 8 AN Male Inlet & Outlet Check Valve, Black Anodize HA3610922
Hard Top

Aluminum 8 AN Male Inlet & Outlet Check Valve, Black Anodize

Zoro # G311943963
Mfr # HA3610922
product price:  $117.99
/ea
Pentair 0.5 in. Check Valve, Black R172248Z
Pentair

0.5 in. Check Valve, Black

Zoro # G111926852
Mfr # R172248Z
product price:  $22.95
/ea
Powerplay 1.5 in. Socket Spring Check Valve PO1688693
Powerplay

1.5 in. Socket Spring Check Valve

Zoro # G014889490
Mfr # PO1688693
product price:  $87.15
/ea
Delzone No. 0.3 Check Valve Spring Style DELCO0101
Delzone

No. 0.3 Check Valve Spring Style

Zoro # G010528577
Mfr # DELCO0101
product price:  $43.19
/ea
Hayward Flow Control Y-Check Valve, 1-1/2", PVC/FPM, Socket YC10150S
Hayward Flow Control

Y-Check Valve, 1-1/2", PVC/FPM, Socket

Zoro # G4998235
Mfr # YC10150S
product price:  $289.42
/ea
Dixon Check Valve, 2 in, FNPT, 316 SSss Steel Body SSCVIL200
Dixon

Check Valve, 2 in, FNPT, 316 SSss Steel Body

Zoro # G809216821
Mfr # SSCVIL200
product price:  $443.99
/ea
Parker 3/8" A-LOK(R) Brass Instrumentation Check Valve 6A-C6L-10-BN-B
Parker

3/8" A-LOK(R) Brass Instrumentation Check Valve

Zoro # G2242511
Mfr # 6A-C6L-10-BN-B
product price:  $139.04
/ea
Western Enterprises Inline NPT Check Valve, 1/4 in NPT, M/M, 3,000 PSI 312-CV-4M
Western Enterprises

Inline NPT Check Valve, 1/4 in NPT, M/M, 3,000 PSI

Zoro # G122459806
Mfr # 312-CV-4M
product price:  $53.19
/ea
Ham-Let Instrumentation Check Valve H-400-SS-L-6MM-1PSI
Ham-Let

Instrumentation Check Valve

Zoro # G008789591
Mfr # H-400-SS-L-6MM-1PSI
product price:  $76.45
/ea
No Product Image Available
Mueller Industries

Check Valve, 3 11/16 in L, Brass, 700 psi

Zoro # G609944276
Mfr # B 34236
product price:  $301.99
/ea
Dixon Strainer with Spring-Loaded Check Valve, 2 in, FNPT, Brass Body BVFS25
Dixon

Strainer with Spring-Loaded Check Valve, 2 in, FNPT, Brass Body

Zoro # G109216835
Mfr # BVFS25
product price:  $124.99
/ea
No Product Image Available
Val-Matic

8 Flanged Swing Flex Back Flow Actuator Check Valve

Zoro # G1068566
Mfr # 508ABFK
product price:  $3,571.99
/ea
Strataflo 3/4" FNPT Brass Check Valve with Buna-S Rubber Poppet 300-075
Strataflo

3/4" FNPT Brass Check Valve with Buna-S Rubber Poppet

Zoro # G904988371
Mfr # 300-075
product price:  $117.99
/ea
Strataflo 3" FNPT Brass Check Valve with Buna-N Rubber Poppet 375-300-F
Strataflo

3" FNPT Brass Check Valve with Buna-N Rubber Poppet

Zoro # G904992095
Mfr # 375-300-F
product price:  $1,389.99
/ea
Strataflo 1-1/4" FNPT No-Lead Brass Check Valve with Buna-S Rubber Poppet F300-125
Strataflo

1-1/4" FNPT No-Lead Brass Check Valve with Buna-S Rubber Poppet

Zoro # G404942941
Mfr # F300-125
product price:  $185.99
/ea
Strataflo 1-1/4" FNPT Brass Check Valve with Buna-S Rubber Poppet 300-125
Strataflo

1-1/4" FNPT Brass Check Valve with Buna-S Rubber Poppet

Zoro # G504988344
Mfr # 300-125
product price:  $170.99
/ea
Dixon Swing Check Valve, 1 in Nominal, FNPT End Style, Brass Body SWCV100
Dixon

Swing Check Valve, 1 in Nominal, FNPT End Style, Brass Body

Zoro # G309002740
Mfr # SWCV100
product price:  $32.79
/ea
Champion 4" Flanged Stainless Steel Spring Lever Check Valve 4SDX15-SSVS-R3/6
Champion

4" Flanged Stainless Steel Spring Lever Check Valve

Zoro # G7330961
Mfr # 4SDX15-SSVS-R3/6
product price:  $1,464.99
/ea
Dixon Legris by Non-Return In-Line Check Valve, 6 mm, Tube, Nylon Body 79960600
Dixon

Legris by Non-Return In-Line Check Valve, 6 mm, Tube, Nylon Body

Zoro # G309216833
Mfr # 79960600
product price:  $46.79
/ea
Keckley Globe Check Valv, Cast Iron, B62 Seat, 5" 5CG1F-CI-B2334
Keckley

Globe Check Valv, Cast Iron, B62 Seat, 5"

Zoro # G3819669
Mfr # 5CG1F-CI-B2334
product price:  $1,281.99
/ea
Watts Check Valve, 34 in, Union FNPT x FNPT, 10 to 175 psi Pressure, Brass Body 3/4X3/4 LF7RU2-2
Watts

Check Valve, 34 in, Union FNPT x FNPT, 10 to 175 psi Pressure, Brass Body

Zoro # G407375401
Mfr # 3/4X3/4 LF7RU2-2
product price:  $101.84
/ea
No Product Image Available
Parker

CHECK VALVE REPAIR KIT

Zoro # G111699886
Mfr # TP7415-RK1
product price:  $325.99
/ea
Merit Brass Co 3 In. 316 Stainless Steel Swing Check Valve - 200 PSI VSC102-48
Merit Brass Co

3 In. 316 Stainless Steel Swing Check Valve - 200 PSI

Zoro # G305488616
Mfr # VSC102-48
product price:  $2,099.99
/ea
No Product Image Available
Mueller Industries

Check Valve, 4 3/4 in L, Brass, 700 psi

Zoro # G609944290
Mfr # B 34238
product price:  $464.99
/ea
Watts Watts 3/4" LF H7C Dual Check Valve 792078
Watts

Watts 3/4" LF H7C Dual Check Valve

Zoro # G305488845
Mfr # 792078
product price:  $712.99
/ea
Pentair Flotec Check Valve, NPT, Thermoplastic Body FP0026-10
Pentair Flotec

Check Valve, NPT, Thermoplastic Body

Zoro # G113754811
Mfr # FP0026-10
product price:  $40.75
/ea
Dixon Spring-Loaded Check Valve, 1-1/2 in Nominal, FNPT End Style, Brass Body, NBR Seat Softgoods, Import CV150
Dixon

Spring-Loaded Check Valve, 1-1/2 in Nominal, FNPT End Style, Brass Body, NBR Seat Softgoods, Import

Zoro # G609216854
Mfr # CV150
product price:  $82.25
/ea
Dixon Legris by Non-Return In-Line Check Valve, 5/16 in, Tube, Nylon Body 79960800
Dixon

Legris by Non-Return In-Line Check Valve, 5/16 in, Tube, Nylon Body

Zoro # G209216827
Mfr # 79960800
product price:  $49.69
/ea
Apollo Valves VLV, OS&YGATE, 4in, CL125, IBBM 6GA11AB1LFA
Apollo Valves

VLV, OS&YGATE, 4in, CL125, IBBM

Zoro # G722770196
Mfr # 6GA11AB1LFA
product price:  $989.99
/ea
Dixon Safety Check Valve, 3 in, MNPT, Brass Body SCVS24
Dixon

Safety Check Valve, 3 in, MNPT, Brass Body

Zoro # G609216830
Mfr # SCVS24
product price:  $2,502.96
/ea
Homewerks 2 in. Lead Free Brass FIP x FIP Spring Check Valve 241-2-2-2
Homewerks

2 in. Lead Free Brass FIP x FIP Spring Check Valve

Zoro # G224229611
Mfr # 241-2-2-2
product price:  $179.99
/ea
Water Source Check Valve, Spring-Loaded, Plastic, 1-1/2-In. PCV150
Water Source

Check Valve, Spring-Loaded, Plastic, 1-1/2-In.

Zoro # G916452402
Mfr # PCV150
product price:  $33.79
/ea
Check Valves (3,500+ items) - Page 103
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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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check valve control checkflange mount check valveswagelok brassplast-o-matic 2" ball valve2.5 inch check valve

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