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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 17

No Product Image Available
Keckley

3" Flanged Flanged Triple Duty Valve

Zoro # G3820210
Mfr # TDV-300
product price:  $658.99
/ea
Campbell Brady 1-1/4 In. Acetal Polymer Foot & Check Valve SFV125
Campbell

Brady 1-1/4 In. Acetal Polymer Foot & Check Valve

Zoro # G611360576
Mfr # SFV125
product price:  $29.45
/ea
Water Source CCC-100NL Check Valve, 1 in, Brass Body CC100-NL
Water Source

CCC-100NL Check Valve, 1 in, Brass Body

Zoro # G616044228
Mfr # CC100-NL
product price:  $28.55
/ea
H2Flow Controls FV-3 3 in. Flowvis Complete Flow Meter with GPM Scale FV-3
H2Flow Controls

FV-3 3 in. Flowvis Complete Flow Meter with GPM Scale

Zoro # G103993183
Mfr # FV-3
product price:  $613.99
/ea
Alfa Laval Service Kit LKC-2 Check Valve 2 EPDM 9611924007
Alfa Laval

Service Kit LKC-2 Check Valve 2 EPDM

Zoro # G910081462
Mfr # 9611924007
product price:  $72.45
/ea
Campbell Brady 1'' Acetal Polymer Spring Loaded Check Valve SLC-100
Campbell

Brady 1'' Acetal Polymer Spring Loaded Check Valve

Zoro # G421871453
Mfr # SLC-100
product price:  $12.99
/ea
Keckley Wafer Check Vlv, Cast Iron, B62 Seat, 2" 2CW1F-CI-B2334
Keckley

Wafer Check Vlv, Cast Iron, B62 Seat, 2"

Zoro # G3818950
Mfr # 2CW1F-CI-B2334
product price:  $142.99
/ea
Campbell Brady 1-1/4'' Acetal Polymer Foot & Check Valve SFV125
Campbell

Brady 1-1/4'' Acetal Polymer Foot & Check Valve

Zoro # G021866446
Mfr # SFV125
product price:  $19.99
/ea
Legend Valve 1 NO LEAD PRESS INLINE CHECK 105-455NL
Legend Valve

1 NO LEAD PRESS INLINE CHECK

Zoro # G1774695
Mfr # 105-455NL
product price:  $23.99
/ea
Legend Valve 1-1/4"/1-1/2" S-613 BODY ONLY 203-230
Legend Valve

1-1/4"/1-1/2" S-613 BODY ONLY

Zoro # G2837435
Mfr # 203-230
product price:  $11.33
/ea
Smc Check Valve One-Touch Fitting, 3/8" TB AKH11-00
Smc

Check Valve One-Touch Fitting, 3/8" TB

Zoro # G5001827
Mfr # AKH11-00
product price:  $25.39
/ea
Resideo 1/2'' NPT Backflow preventer FM911
Resideo

1/2'' NPT Backflow preventer

Zoro # G509544972
Mfr # FM911
product price:  $155.99
/ea
Legend Valve 1-1/4 T453 NL Y-PTN CHECK VALV 105-306NL
Legend Valve

1-1/4 T453 NL Y-PTN CHECK VALV

Zoro # G1765586
Mfr # 105-306NL
product price:  $83.79
/ea
Discover 1-1/2 in. Stainless Steel Swing Check Valve 102650
Discover

1-1/2 in. Stainless Steel Swing Check Valve

Zoro # G715879837
Mfr # 102650
product price:  $39.19
/ea
Legend Valve 1-1/2 T453 NL Y-PTN CHECK VALV 105-307NL
Legend Valve

1-1/2 T453 NL Y-PTN CHECK VALV

Zoro # G1765534
Mfr # 105-307NL
product price:  $116.99
/ea
Dixon 1/4" FNPT Brass Ball Cone Check Valve 61-101
Dixon

1/4" FNPT Brass Ball Cone Check Valve

Zoro # G6550787
Mfr # 61-101
product price:  $57.39
/ea
No Product Image Available
Keckley

4" Flanged Flanged Triple Duty Valve

Zoro # G3819982
Mfr # TDV-400
product price:  $980.99
/ea
Bonomi North America 1-1/4in INLINE STAINLESS STEEL CHECK Valve S250-1-1/4
Bonomi North America

1-1/4in INLINE STAINLESS STEEL CHECK Valve

Zoro # G011494062
Mfr # S250-1-1/4
product price:  $47.55
/ea
Basiks Check Valve, CPVC, 1-1/2", FKM, Socket TBC360-150VS-CP
Basiks

Check Valve, CPVC, 1-1/2", FKM, Socket

Zoro # G7195148
Mfr # TBC360-150VS-CP
product price:  $144.99
/ea
Legend Valve 1-1/2" S-672 PVC TRUE UNION CH 203-247
Legend Valve

1-1/2" S-672 PVC TRUE UNION CH

Zoro # G2836227
Mfr # 203-247
product price:  $29.79
/ea
American Valve Schedule 80 CPVC True Union Ball Check Valve P460UC 1''
American Valve

Schedule 80 CPVC True Union Ball Check Valve

Zoro # G615189722
Mfr # P460UC 1''
product price:  $108.99
/ea
Flexi Hinge 2" Cast Iron Wafer Check Valve, Length: 1-3/8" H2-518-4320
Flexi Hinge

2" Cast Iron Wafer Check Valve, Length: 1-3/8"

Zoro # G7817796
Mfr # H2-518-4320
product price:  $143.99
/ea
B & K 2 in. D X 2 in. D Slip PVC Quiet Check Valve B-0821-20H
B & K

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

Zoro # G7696154
Mfr # B-0821-20H
product price:  $37.25
/ea
Watts 1/2inDual Check Valve w/Atmospheric Vent 9D-M3
Watts

1/2inDual Check Valve w/Atmospheric Vent

Zoro # G015366211
Mfr # 9D-M3
product price:  $135.89
/ea
No Product Image Available
Leonard Valve

Check Stop Kit, 4/LVC

Zoro # G821672957
Mfr # KIT 4/LVC
product price:  $77.85
/ea
Basiks Check Valve, CPVC, 1", EPDM, Socket TBC360-100EPS-CP
Basiks

Check Valve, CPVC, 1", EPDM, Socket

Zoro # G7194980
Mfr # TBC360-100EPS-CP
product price:  $47.49
/ea
Milton In Line Check Valve, 1/2" FNPT 1093-8
Milton

In Line Check Valve, 1/2" FNPT

Zoro # G5035068
Mfr # 1093-8
product price:  $49.69
/ea
Zoro Select 1/8" MNPT Stainless Steel Piston Spring Check Valve CHK SST 210-2M2M-F
Zoro Select

1/8" MNPT Stainless Steel Piston Spring Check Valve

Zoro # G2827946
Mfr # CHK SST 210-2M2M-F
product price:  $30.79
/ea
Apollo Valves 3/8" FNPT Lead Free Bronze Ball Cone Check Valve 61LF10201
Apollo Valves

3/8" FNPT Lead Free Bronze Ball Cone Check Valve

Zoro # G5151684
Mfr # 61LF10201
product price:  $50.59
/ea
Zoro Select 3" NPT Stainless Steel Swing Check Valve 4VMU7
Zoro Select

3" NPT Stainless Steel Swing Check Valve

Zoro # G3425116
Mfr # 4VMU7
product price:  $548.99
/ea
Zoro Select 3/8" FNPT Ball Cone Spring Check Valve FP CHK 693-6F6F-B
Zoro Select

3/8" FNPT Ball Cone Spring Check Valve

Zoro # G2882056
Mfr # FP CHK 693-6F6F-B
product price:  $16.59
/ea
Dayton Spring Check Valve, 4.4063 in Overall L 4RG64
Dayton

Spring Check Valve, 4.4063 in Overall L

Zoro # G0533486
Mfr # 4RG64
product price:  $77.79
/ea
Zoro Select 1/4" FNPT Brass Poppet Spring Check Valve CHK BRS 450-4F4F-B
Zoro Select

1/4" FNPT Brass Poppet Spring Check Valve

Zoro # G1580521
Mfr # CHK BRS 450-4F4F-B
product price:  $21.19
/ea
Parker 3/8" A-LOK(R) Stainless Steel Instrumentation Check Valve 6A-C6L-10-SS
Parker

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

Zoro # G3465533
Mfr # 6A-C6L-10-SS
product price:  $221.99
/ea
Zoro Select 1/4" MNPT x FNPT Gray PVC Ball Cone Spring Check Valve PVC CHK 426-4F4M-F
Zoro Select

1/4" MNPT x FNPT Gray PVC Ball Cone Spring Check Valve

Zoro # G0490332
Mfr # PVC CHK 426-4F4M-F
product price:  $22.59
/ea
Apollo Valves 1/2" Press Lead Free Bronze Swing Check Valve 61YLF203T1PR
Apollo Valves

1/2" Press Lead Free Bronze Swing Check Valve

Zoro # G4681564
Mfr # 61YLF203T1PR
product price:  $105.99
/ea
Check Valves (3,500+ items) - Page 17
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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
1/2" npt stainless steelstainless springs2.5 inch check valveswagelok brassplast-o-matic 2" ball valve
in tank check valveflange mount check valvecheck valve 1/8parker stainless steel filtercheck valve control check

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