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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 55

Zoro Select Check Valve, 2-1/2 in Pipe Size, Threaded, 316 Stainless Steel, 200 WOG 4373002180
Zoro Select

Check Valve, 2-1/2 in Pipe Size, Threaded, 316 Stainless Steel, 200 WOG

Zoro # G1461831
Mfr # 4373002180
product price: 
$429.99
/ea
Sharpe Check Valve, Series 25, Swing, 1 in, Flanged x Flanged, CF8M Stainless Steel 4371002220
Sharpe

Check Valve, Series 25, Swing, 1 in, Flanged x Flanged, CF8M Stainless Steel

Zoro # G908258838
Mfr # 4371002220
product price: 
$470.99
/ea
Chicago Valves And Controls Swing Check Valve, 2 in Pipe Size, Socket Weld, Stainless Steel, 200 WOG 4266SW020
Chicago Valves And Controls

Swing Check Valve, 2 in Pipe Size, Socket Weld, Stainless Steel, 200 WOG

Zoro # G9161331
Mfr # 4266SW020
product price: 
$267.99
/ea
Sharpe Check Valve, Series 25, Swing, Inline, 1/2 in, Flanged x Flanged, CF8M Stainless Steel 4371002200
Sharpe

Check Valve, Series 25, Swing, Inline, 1/2 in, Flanged x Flanged, CF8M Stainless Steel

Zoro # G708258830
Mfr # 4371002200
product price: 
$370.99
/ea
Watts Check Valve, Female Threaded, Fiberglass Body, 1-1/4 in 88005310
Watts

Check Valve, Female Threaded, Fiberglass Body, 1-1/4 in

Zoro # G312482935
Mfr # 88005310
product price: 
$50.19
/ea
Basiks Check Valve, PVC, 3", EPDM, Threaded TBC360-300EPT-PV
Basiks

Check Valve, PVC, 3", EPDM, Threaded

Zoro # G7194761
Mfr # TBC360-300EPT-PV
product price: 
$281.99
/ea
Basiks Check Valve, PVC, 3", FKM, Threaded TBC360-300VT-PV
Basiks

Check Valve, PVC, 3", FKM, Threaded

Zoro # G7194999
Mfr # TBC360-300VT-PV
product price: 
$359.99
/ea
Hayward Flow Control Y-Check Valve, 3/4", PVC/FPM, Threaded YC10075T
Hayward Flow Control

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

Zoro # G4998183
Mfr # YC10075T
product price: 
$148.99
/ea
Usa Industrials Check Valve, Inline Swing, 1/4 in FNPT x FNPT, 304 Stainless Steel Body, 125 psi ZUSA-VLV-126
Usa Industrials

Check Valve, Inline Swing, 1/4 in FNPT x FNPT, 304 Stainless Steel Body, 125 psi

Zoro # G600716056
Mfr # ZUSA-VLV-126
product price: 
$71.49
/ea
Jomar Valve 1" Press Lead Free Brass Horizontal Check Valve P-501G
Jomar Valve

1" Press Lead Free Brass Horizontal Check Valve

Zoro # G7123597
Mfr # P-501G
product price: 
$87.49
/ea
Usa Industrials Check Valve, Inline Swing, 3/8 in FNPT x FNPT, 304 Stainless Steel Body, 200 psi, 2.2 in ZUSA-VLV-127
Usa Industrials

Check Valve, Inline Swing, 3/8 in FNPT x FNPT, 304 Stainless Steel Body, 200 psi, 2.2 in

Zoro # G800716061
Mfr # ZUSA-VLV-127
product price: 
$75.79
/ea
Sharpe Check Valve, 2483SC Series, Inline Swing, 1 in, FNPSM Socket Weld x FNPSM Socket Weld, 316L SS 4371001640
Sharpe

Check Valve, 2483SC Series, Inline Swing, 1 in, FNPSM Socket Weld x FNPSM Socket Weld, 316L SS

Zoro # G808258952
Mfr # 4371001640
product price: 
$359.99
/ea
Sanitube TC Check Valve Repair Kit, 1 in, Black Viton TCCVRK-250
Sanitube

TC Check Valve Repair Kit, 1 in, Black Viton

Zoro # G0189367
Mfr # TCCVRK-250
product price: 
$23.99
/ea
Dixon Safety Check Valve, 350 psi, 30 to 36 SCFM at 90 psi, Solid Brass Body SCVL3
Dixon

Safety Check Valve, 350 psi, 30 to 36 SCFM at 90 psi, Solid Brass Body

Zoro # G209216865
Mfr # SCVL3
product price: 
$83.29
/ea
Sp Scienceware 1/8" Tapers to 1/4" Barb Polypropylene Check Valve PK6 H19715-0000
Sp Scienceware

1/8" Tapers to 1/4" Barb Polypropylene Check Valve PK6

Zoro # G7812226
Mfr # H19715-0000
product price: 
$78.99
/pk of 6, $13.17/ea
Hayward Flow Control Check Valve, True Union, Ball, 4", CPVC/FPM, Socket TC2400S
Hayward Flow Control

Check Valve, True Union, Ball, 4", CPVC/FPM, Socket

Zoro # G0312681
Mfr # TC2400S
product price: 
$1,585.99
/ea
Hayward Flow Control Y-Check Valve, 1", PVC/EPDM, Threaded YC10100TE
Hayward Flow Control

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

Zoro # G6388776
Mfr # YC10100TE
product price: 
$199.99
/ea
Wilkins 700XL Dual Check Valve, 3/8 in Pipe Size, Low Lead Cast Bronze, Chrome Finish 38UFX38F-700XLCH
Wilkins

700XL Dual Check Valve, 3/8 in Pipe Size, Low Lead Cast Bronze, Chrome Finish

Zoro # G712415359
Mfr # 38UFX38F-700XLCH
product price: 
$215.99
/ea
Gourmetgalley Swing Check Valve, Threaded, 1 in, Chrome GO843873
Gourmetgalley

Swing Check Valve, Threaded, 1 in, Chrome

Zoro # G514916153
Mfr # GO843873
product price: 
$43.99
/ea
Dixon Uni-Directional Check Valve, 3/8 in FNPT, 316L Stainless Steel Body, FKM Softgoods 48951818
Dixon

Uni-Directional Check Valve, 3/8 in FNPT, 316L Stainless Steel Body, FKM Softgoods

Zoro # G809216876
Mfr # 48951818
product price: 
$271.99
/ea
Sharpe Valves 1/2" Socket Forged Carbon Steel Piston Check Valve 4371001370
Sharpe Valves

1/2" Socket Forged Carbon Steel Piston Check Valve

Zoro # G2024556
Mfr # 4371001370
product price: 
$67.39
/ea
Watts Flow Check Valve, 2000S Series, 1 in Sweat, Bronze 0856764
Watts

Flow Check Valve, 2000S Series, 1 in Sweat, Bronze

Zoro # G409982201
Mfr # 0856764
product price: 
$189.99
/ea
Legend Valve Check Valve, In-Line, Press, 1-1/2 in 105-457NL
Legend Valve

Check Valve, In-Line, Press, 1-1/2 in

Zoro # G1785764
Mfr # 105-457NL
product price: 
$56.75
/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: 
$289.99
/ea
Eat-In Check Valve, 2 in Pipe Size, FNPT, Cast Iron EA2985669
Eat-In

Check Valve, 2 in Pipe Size, FNPT, Cast Iron

Zoro # G611957561
Mfr # EA2985669
product price: 
$139.99
/ea
Wilkins Dual Check Valve, 705 Series, 1 in, Union FNPT x FNPT, Reinforced Nylon 1UFX1F-705
Wilkins

Dual Check Valve, 705 Series, 1 in, Union FNPT x FNPT, Reinforced Nylon

Zoro # G4452463
Mfr # 1UFX1F-705
product price: 
$75.99
/ea
Hayward Flow Control Y-Check Valve, True Union, 1/2", CPVC/EPDM, Threaded YC20050TEU
Hayward Flow Control

Y-Check Valve, True Union, 1/2", CPVC/EPDM, Threaded

Zoro # G6836934
Mfr # YC20050TEU
product price: 
$352.99
/ea
Powerhouse Residual Check Valve, 2 lb PO3619709
Powerhouse

Residual Check Valve, 2 lb

Zoro # G511942773
Mfr # PO3619709
product price: 
$58.55
/ea
B & K Check Valve, PVC, 1 in 101-105
B & K

Check Valve, PVC, 1 in

Zoro # G907985780
Mfr # 101-105
product price: 
$5.69
/ea
Sold in mult. of 8 for $45.52
Proline Series In-Line Check Valve, 1-1/4 in, Solvent x Solvent, PVC 101-606
Proline Series

In-Line Check Valve, 1-1/4 in, Solvent x Solvent, PVC

Zoro # G921860766
Mfr # 101-606
product price: 
$14.99
/ea
Powerhouse 1.5 x 1.5 Union in. lnline Check Valve Assembly - Clear PO1189497
Powerhouse

1.5 x 1.5 Union in. lnline Check Valve Assembly - Clear

Zoro # G515660710
Mfr # PO1189497
product price: 
$62.29
/ea
Custom Molded Products Check Valve, CPVC, 1.5 to 2 in Pipe Size CMP25830350000
Custom Molded Products

Check Valve, CPVC, 1.5 to 2 in Pipe Size

Zoro # G811859979
Mfr # CMP25830350000
product price: 
$76.89
/ea
Viega Check Valve, ProPress, Press Connection, Bronze, 1/2 in Pipe Size 79035
Viega

Check Valve, ProPress, Press Connection, Bronze, 1/2 in Pipe Size

Zoro # G623561206
Mfr # 79035
product price: 
$51.39
/ea
Eat-In Check Valve, 3 in Pipe Size, FNPT, Cast Iron EA2982029
Eat-In

Check Valve, 3 in Pipe Size, FNPT, Cast Iron

Zoro # G011957468
Mfr # EA2982029
product price: 
$250.99
/ea
Bookazine Camper Check Valve TI89337
Bookazine

Camper Check Valve

Zoro # G215765135
Mfr # TI89337
product price: 
$34.29
/ea
Milton Tank Check Valve, Male Compression MIS-1091-1
Milton

Tank Check Valve, Male Compression

Zoro # G902128618
Mfr # MIS-1091-1
product price: 
$24.94
/ea
Check Valves (3,500+ items) - Page 55
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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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stainless springscheck valve inlineparker stainless steel filtercheck valve 1/8in tank check valve
check valve control checkflange mount check valveswagelok brassplast-o-matic 2" ball valve2.5 inch check valve

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