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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
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Check Valves (3,500+ items) - Page 39

Hayward Flow Control Y-Check Valve, 1/2", PVC/EPDM, Threaded YC10050TE
Hayward Flow Control

Y-Check Valve, 1/2", PVC/EPDM, Threaded

Zoro # G7232705
Mfr # YC10050TE
product price:  $140.99
/ea
Keckley 8" Wafer Check Valve, Length: 13-1/2" 8CW2R-CS-36336
Keckley

8" Wafer Check Valve, Length: 13-1/2"

Zoro # G3819230
Mfr # 8CW2R-CS-36336
product price:  $2,205.99
/ea
Asco CHECK VALVE V0122
Asco

CHECK VALVE

Zoro # G409981778
Mfr # V0122
product price:  $202.99
/ea
Hayward Flow Control Check Valve, Wafer, 4", PVC/FPM WCV1400V
Hayward Flow Control

Check Valve, Wafer, 4", PVC/FPM

Zoro # G4998007
Mfr # WCV1400V
product price:  $597.99
/ea
Legend Valve 2-1/2" S-451 CHECK VALVE NL 105-209NL
Legend Valve

2-1/2" S-451 CHECK VALVE NL

Zoro # G1791014
Mfr # 105-209NL
product price:  $153.99
/ea
Keckley 2" Globe Check Valve, Body Material: Cast Stainless Steel 2CG2R-36-36336
Keckley

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

Zoro # G3819492
Mfr # 2CG2R-36-36336
product price:  $979.99
/ea
Plast-O-Matic 2" FNPT PVC Disc Check Valve CKS200VT-NC-PV
Plast-O-Matic

2" FNPT PVC Disc Check Valve

Zoro # G4157474
Mfr # CKS200VT-NC-PV
product price:  $450.99
/ea
Keckley 4" Globe Check Valve, Connection Type: Flanged 4CG2R-36-36336
Keckley

4" Globe Check Valve, Connection Type: Flanged

Zoro # G3819693
Mfr # 4CG2R-36-36336
product price:  $2,113.99
/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
Legend Valve 1" T-453 NL Y-PTN CHECK VALVE 105-305NL
Legend Valve

1" T-453 NL Y-PTN CHECK VALVE

Zoro # G1785807
Mfr # 105-305NL
product price:  $56.99
/ea
Aquascape 2 in. Check Valve Threader Collar - Set of 2 48021
Aquascape

2 in. Check Valve Threader Collar - Set of 2

Zoro # G515276300
Mfr # 48021
product price:  $25.99
/ea
B & K Campbell 1 in. D X 1 in. D FNPT x FNPT Red Brass Spring Loaded Check Valve CV-4TLF
B & K

Campbell 1 in. D X 1 in. D FNPT x FNPT Red Brass Spring Loaded Check Valve

Zoro # G3991188
Mfr # CV-4TLF
product price:  $40.99
/ea
Hard Top 0.75 in. Aluminum Fitting One-Way Check Valve - Black HA3858058
Hard Top

0.75 in. Aluminum Fitting One-Way Check Valve - Black

Zoro # G011945366
Mfr # HA3858058
product price:  $98.85
/ea
Hoke CVH Series Check Valves - 1in FNPT x 1in FNPT, 0-6000 PSI, -20 Deg. To 400 Deg. F CVHF16Y21S
Hoke

CVH Series Check Valves - 1in FNPT x 1in FNPT, 0-6000 PSI, -20 Deg. To 400 Deg. F

Zoro # G816507196
Mfr # CVHF16Y21S
product price:  $1,146.99
/ea
Jones Stephens 1-1/4in. Slip x 1-1/2in. Slip Sewage Ejector and Sump Pump Check Valve C29126
Jones Stephens

1-1/4in. Slip x 1-1/2in. Slip Sewage Ejector and Sump Pump Check Valve

Zoro # G512121177
Mfr # C29126
product price:  $20.85
/ea
Legend Valve 2" T453 NL Y-PTN CHECK VALVE 105-308NL
Legend Valve

2" T453 NL Y-PTN CHECK VALVE

Zoro # G1800139
Mfr # 105-308NL
product price:  $165.99
/ea
Zoro Select 4" Flanged PVC Swing Check Valve SCOV111
Zoro Select

4" Flanged PVC Swing Check Valve

Zoro # G8329106
Mfr # SCOV111
product price:  $1,341.99
/ea
Asahi 1  PVDF FLG SWING CHECK VALVE TEF 1203010
Asahi

1 PVDF FLG SWING CHECK VALVE TEF

Zoro # G913788085
Mfr # 1203010
product price:  $2,724.99
/ea
Keckley 5" Carbon Steel Wafer Check Valve DD2R-CS-361IX-500
Keckley

5" Carbon Steel Wafer Check Valve

Zoro # G1613431
Mfr # DD2R-CS-361IX-500
product price:  $723.99
/ea
Homewerks Check Valve 3/4-in D X 3/4-in D Solvent PVC Spring Loaded VCKP40E4B
Homewerks

Check Valve 3/4-in D X 3/4-in D Solvent PVC Spring Loaded

Zoro # G409995218
Mfr # VCKP40E4B
product price:  $10.25
/ea
Jomar Valve 1-1/4" NPT Lead Free Brass Spring Check Valve T-521G
Jomar Valve

1-1/4" NPT Lead Free Brass Spring Check Valve

Zoro # G7052888
Mfr # T-521G
product price:  $65.75
/ea
Legend Valve 1/2" T-451 CHECK VALVE 105-103
Legend Valve

1/2" T-451 CHECK VALVE

Zoro # G1787015
Mfr # 105-103
product price:  $13.19
/ea
Smith-Cooper 1/2" Swing Check Valve 4347002810
Smith-Cooper

1/2" Swing Check Valve

Zoro # G6775647
Mfr # 4347002810
product price:  $7.85
/ea
Sold in mult. of 2 for $15.70
Hayward Flow Control CPVC Swing Check Valve, 15.75in Overall L SW2600EC
Hayward Flow Control

CPVC Swing Check Valve, 15.75in Overall L

Zoro # G007963572
Mfr # SW2600EC
product price:  $5,693.99
/ea
Proline 2 In. PVC Schedule 40 Spring Loaded Check Valve 101-108
Proline

2 In. PVC Schedule 40 Spring Loaded Check Valve

Zoro # G211360556
Mfr # 101-108
product price:  $38.95
/ea
Sold in mult. of 2 for $77.90
Milwaukee Valve 3" FNPT Bronze Swing Y Check Valve 507 3
Milwaukee Valve

3" FNPT Bronze Swing Y Check Valve

Zoro # G0437263
Mfr # 507 3
product price:  $1,236.39
/ea
Extras 1 in. In-Line Non-Return Check Valve EX2561093
Extras

1 in. In-Line Non-Return Check Valve

Zoro # G310063426
Mfr # EX2561093
product price:  $46.65
/ea
Thrifco Plumbing 2 Inch Threaded PVC Swing Check Valve 6415315
Thrifco Plumbing

2 Inch Threaded PVC Swing Check Valve

Zoro # G009549569
Mfr # 6415315
product price:  $37.25
/ea
Milwaukee Valve 1-1/2" Solder Bronze Swing Y Check Valve 1509Y 1 1/2"
Milwaukee Valve

1-1/2" Solder Bronze Swing Y Check Valve

Zoro # G4085584
Mfr # 1509Y 1 1/2"
product price:  $318.99
/ea
Steel & Obrien 1-1/2" Tri-Clamp End Disk Type Check Vakve - 3.36" Long 316SS 45MP-1.5-CD-316
Steel & Obrien

1-1/2" Tri-Clamp End Disk Type Check Vakve - 3.36" Long 316SS

Zoro # G5412800
Mfr # 45MP-1.5-CD-316
product price:  $302.99
/ea
Bonomi North America 1/2in LEAD FREE HIGH FLOW RATE IN-LINE SPRING LOADED CHECK VALVE 100012LF-1/2
Bonomi North America

1/2in LEAD FREE HIGH FLOW RATE IN-LINE SPRING LOADED CHECK VALVE

Zoro # G711494171
Mfr # 100012LF-1/2
product price:  $10.95
/ea
Zoeller Check Valve, 7.5 in Overall L 30-0254
Zoeller

Check Valve, 7.5 in Overall L

Zoro # G300488079
Mfr # 30-0254
product price:  $68.89
/ea
Milwaukee Valve 3/8" Threaded Low Lead Bronze Spring Check Valve UP509 3/8
Milwaukee Valve

3/8" Threaded Low Lead Bronze Spring Check Valve

Zoro # G1821285
Mfr # UP509 3/8
product price:  $74.66
/ea
Legend Valve 2" S-451 NO LEAD CHECK VALVE 105-208NL
Legend Valve

2" S-451 NO LEAD CHECK VALVE

Zoro # G1799518
Mfr # 105-208NL
product price:  $73.79
/ea
Milwaukee Valve 3/8" FNPT Bronze Swing Check Valve 510T 3/8
Milwaukee Valve

3/8" FNPT Bronze Swing Check Valve

Zoro # G3285572
Mfr # 510T 3/8
product price:  $73.68
/ea
Hayward Flow Control Check Valve, Wafer, 3", CPVC/EPDM, with SS Spring WCV2300ES
Hayward Flow Control

Check Valve, Wafer, 3", CPVC/EPDM, with SS Spring

Zoro # G7022626
Mfr # WCV2300ES
product price:  $552.99
/ea
Check Valves (3,500+ items) - Page 39
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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.

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