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  1. Home
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  3. Plumbing
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  5. Pipes, Valves & Fittings
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  7. Valves
  8. /
  9. Check Valves

Check Valves (3,500+ items) - Page 51

Champion 8" Flanged Stainless Steel Wafer Check Valve 8SD15-SSBS-R
Champion

8" Flanged Stainless Steel Wafer Check Valve

Zoro # G7304696
Mfr # 8SD15-SSBS-R
product price:  $1,219.99
/ea
B & K SWING CHCK VLV 1-1/12" AWSC 150BLK
B & K

SWING CHCK VLV 1-1/12"

Zoro # G7702743
Mfr # AWSC 150BLK
product price:  $6.49
/ea
Sold in mult. of 2 for $12.98
Champion 2-1/2" Flanged Stainless Steel Wafer Check Valve 2.5SD15-SSBS-R
Champion

2-1/2" Flanged Stainless Steel Wafer Check Valve

Zoro # G7304440
Mfr # 2.5SD15-SSBS-R
product price:  $399.99
/ea
Hayward Flow Control Y-Check Valve, True Union, 3", PVC/EPDM, Socket YC10300SEU
Hayward Flow Control

Y-Check Valve, True Union, 3", PVC/EPDM, Socket

Zoro # G6598216
Mfr # YC10300SEU
product price:  $789.99
/ea
Thrifco Plumbing 1-1/2 Inch FIP Brass Swing Check Valve 6415175
Thrifco Plumbing

1-1/2 Inch FIP Brass Swing Check Valve

Zoro # G609532169
Mfr # 6415175
product price:  $63.15
/ea
Hella A/P Check Valve, 7.01318.20.0 7.01318.20.0
Hella

A/P Check Valve, 7.01318.20.0

Zoro # G6856450
Mfr # 7.01318.20.0
product price:  $145.99
/ea
Aquascape Dual Union Check Valve - 2.0 48026
Aquascape

Dual Union Check Valve - 2.0

Zoro # G615834561
Mfr # 48026
product price:  $128.99
/ea
Everflow FIP Swing Check Valve, Cast Brass 1/2" 210T012-NL
Everflow

FIP Swing Check Valve, Cast Brass 1/2"

Zoro # G701106909
Mfr # 210T012-NL
product price:  $14.19
/ea
Everflow Press Inline Spring Loaded Check Valve, Cast Brass 1-1/4" 150R114-NL
Everflow

Press Inline Spring Loaded Check Valve, Cast Brass 1-1/4"

Zoro # G701106916
Mfr # 150R114-NL
product price:  $56.39
/ea
Eat-In 1.25 x 1.25 x 1.5 in. Slip Plastic Check Valve EA3307283
Eat-In

1.25 x 1.25 x 1.5 in. Slip Plastic Check Valve

Zoro # G611957257
Mfr # EA3307283
product price:  $60.79
/ea
Everflow SWT Inline Spring Loaded Check Valve, Cast Brass 1-1/4" 150C114-NL
Everflow

SWT Inline Spring Loaded Check Valve, Cast Brass 1-1/4"

Zoro # G601106887
Mfr # 150C114-NL
product price:  $46.39
/ea
Perfectpatio 0.5 in. x 0.5 in. Backflow Prevention; Lead Free Male Check Valve PE357501
Perfectpatio

0.5 in. x 0.5 in. Backflow Prevention; Lead Free Male Check Valve

Zoro # G704015529
Mfr # PE357501
product price:  $36.29
/ea
Firomatic B200Hcv 1/2" Ips Soft Seat Check B200HCV
Firomatic

B200Hcv 1/2" Ips Soft Seat Check

Zoro # G7027028
Mfr # B200HCV
product price:  $99.69
/ea
American Granby 1520-20 Swing Check Valve Pvc; 2 in. PV152020
American Granby

1520-20 Swing Check Valve Pvc; 2 in.

Zoro # G503983104
Mfr # PV152020
product price:  $92.55
/ea
Viega ProPress check valve P1 1.25 P2 1.25 bronze 79050
Viega

ProPress check valve P1 1.25 P2 1.25 bronze

Zoro # G423561185
Mfr # 79050
product price:  $109.99
/ea
Milwaukee Valve 2-1/2" Flanged Cast Steel Swing Check Valve 1570 CB2 2-1/2"
Milwaukee Valve

2-1/2" Flanged Cast Steel Swing Check Valve

Zoro # G3009246
Mfr # 1570 CB2 2-1/2"
product price:  $645.99
/ea
Superjock 0.75 in. in. Double Barb Inline Scupper Check Valve, Black SU2561043
Superjock

0.75 in. in. Double Barb Inline Scupper Check Valve, Black

Zoro # G310045064
Mfr # SU2561043
product price:  $43.29
/ea
Hammond Valve Swing Check Valve, 6.125 in Overall L 968 2
Hammond Valve

Swing Check Valve, 6.125 in Overall L

Zoro # G3389154
Mfr # 968 2
product price:  $242.99
/ea
Sold in mult. of 2 for $485.98
Midland Industries VALVE CHECK SWG 1-1/2IN FPT C85700 BRS 940356
Midland Industries

VALVE CHECK SWG 1-1/2IN FPT C85700 BRS

Zoro # G321700020
Mfr # 940356
product price:  $125.99
/ea
Superjock 97800 Crankcase Evacuation System Check Valve SU371366
Superjock

97800 Crankcase Evacuation System Check Valve

Zoro # G415799350
Mfr # SU371366
product price:  $64.19
/ea
Hayward Flow Control Y-Check Valve, Spring-Loaded, 1", PVC/FPM, Threaded, Adjustable 2-15 psi SLC10100T
Hayward Flow Control

Y-Check Valve, Spring-Loaded, 1", PVC/FPM, Threaded, Adjustable 2-15 psi

Zoro # G3269576
Mfr # SLC10100T
product price:  $399.94
/ea
Legend Valve 1-1/2" S-655 PVC BALL CHECK 201-287
Legend Valve

1-1/2" S-655 PVC BALL CHECK

Zoro # G1792046
Mfr # 201-287
product price:  $80.49
/ea
Proline Series ProLine PVC 3/4'' SOLV x 3/4'' SOLV In-Line Check Valve 101-604
Proline Series

ProLine PVC 3/4'' SOLV x 3/4'' SOLV In-Line Check Valve

Zoro # G221874579
Mfr # 101-604
product price:  $5.19
/ea
Homewerks 1/2 in. D X 1/2 in. D FIP Brass Swing Check Valve 240-2-12
Homewerks

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

Zoro # G216292708
Mfr # 240-2-12
product price:  $14.69
/ea
Midland Industries VALVE CHECK LIFT IN-L 1-1/2IN FNPT BRS 944434
Midland Industries

VALVE CHECK LIFT IN-L 1-1/2IN FNPT BRS

Zoro # G021700092
Mfr # 944434
product price:  $115.99
/ea
Thrifco Plumbing 1-1/4 Inch FIP Brass Swing Check Valve 6415174
Thrifco Plumbing

1-1/4 Inch FIP Brass Swing Check Valve

Zoro # G009547671
Mfr # 6415174
product price:  $54.15
/ea
Midland Industries VALVE CHECK PRESS HIGH 1/4 X 1/4IN BRS 46500
Midland Industries

VALVE CHECK PRESS HIGH 1/4 X 1/4IN BRS

Zoro # G021698207
Mfr # 46500
product price:  $26.39
/ea
Everflow FIP Swing Check Valve, Cast Brass 1-1/2" 210T112-NL
Everflow

FIP Swing Check Valve, Cast Brass 1-1/2"

Zoro # G001106883
Mfr # 210T112-NL
product price:  $41.79
/ea
Hayward Flow Control Check Valve, True Union, Ball, 6", CPVC/FPM, Flanged TC2600F
Hayward Flow Control

Check Valve, True Union, Ball, 6", CPVC/FPM, Flanged

Zoro # G1123123
Mfr # TC2600F
product price:  $2,850.99
/ea
Everflow SWT Inline Spring Loaded Check Valve, Cast Brass 1/2" 150C012-NL
Everflow

SWT Inline Spring Loaded Check Valve, Cast Brass 1/2"

Zoro # G101106899
Mfr # 150C012-NL
product price:  $17.15
/ea
Everflow FIP Swing Check Valve, Cast Brass 1-1/4" 210T114-NL
Everflow

FIP Swing Check Valve, Cast Brass 1-1/4"

Zoro # G101106905
Mfr # 210T114-NL
product price:  $30.69
/ea
Campbell Flomatic 1 in. D X 1 in. D FNPT x FNPT Red Brass Spring Loaded Check Valve 4061EVFD
Campbell

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

Zoro # G024148518
Mfr # 4061EVFD
product price:  $65.29
/ea
Hoke CVH Series Check Valves - 3/4in Tube x 3/4in FNPT, 0-6000 PSI, -20 Deg. To 400 Deg. F CVHG12Y21S
Hoke

CVH Series Check Valves - 3/4in Tube x 3/4in FNPT, 0-6000 PSI, -20 Deg. To 400 Deg. F

Zoro # G816507202
Mfr # CVHG12Y21S
product price:  $1,571.99
/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
Hoke 6100 Series Ball Check Valves - 1/4in MNPT x 1/4in MNPT, 6000 PSI, -20 Deg. To 350 Deg.F 6133M4Y
Hoke

6100 Series Ball Check Valves - 1/4in MNPT x 1/4in MNPT, 6000 PSI, -20 Deg. To 350 Deg.F

Zoro # G416507152
Mfr # 6133M4Y
product price:  $151.99
/ea
Jomar Valve 2" NPT Lead Free Bronze Y Check Valve T-511G
Jomar Valve

2" NPT Lead Free Bronze Y Check Valve

Zoro # G7164781
Mfr # T-511G
product price:  $261.99
/ea
Check Valves (3,500+ items) - Page 51
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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 1/8zoeller quiet check valve1/2" npt stainless steelstainless springsswagelok brass
parker stainless steel filterflange mount check valve3" cast iron trap2.5 inch check valvecheck valve control check

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