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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
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  9. Check Valves

Check Valves (3,500+ items) - Page 41

Hammond Valve Swing Check Valve, 3.125 in Overall L 967 1 1/4
Hammond Valve

Swing Check Valve, 3.125 in Overall L

Zoro # G1956866
Mfr # 967 1 1/4
product price:  $138.99
/ea
Watts Flow Check Valve, 1 In, Sweat, Bronze 2000S 1
Watts

Flow Check Valve, 1 In, Sweat, Bronze

Zoro # G2125042
Mfr # 2000S 1
product price:  $108.99
/ea
Zoro Select 1/2" FNPT Brass Poppet Spring Check Valve CHK BRS 850-8F8F-F
Zoro Select

1/2" FNPT Brass Poppet Spring Check Valve

Zoro # G2836504
Mfr # CHK BRS 850-8F8F-F
product price:  $32.89
/ea
Cole Parmer Miniature Check Valve, Polypropylene Housing, Viton diaphragm, 5/16in ID GM79PFA
Cole Parmer

Miniature Check Valve, Polypropylene Housing, Viton diaphragm, 5/16in ID

Zoro # G514185504
Mfr # GM79PFA
product price:  $5.15
/ea
Sold in mult. of 2 for $10.30
Asahi 8 PP FLG SWING CHECK VALVE PTFE 1209080
Asahi

8 PP FLG SWING CHECK VALVE PTFE

Zoro # G013788060
Mfr # 1209080
product price:  $10,674.99
/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:  $169.99
/ea
Champion 10" Flanged Stainless Steel Wafer Check Valve 10SDS15-SSP-R
Champion

10" Flanged Stainless Steel Wafer Check Valve

Zoro # G7344255
Mfr # 10SDS15-SSP-R
product price:  $1,625.99
/ea
Jomar Valve Brnze Y-Pattern Check Valve, NPT, 3" T-511
Jomar Valve

Brnze Y-Pattern Check Valve, NPT, 3"

Zoro # G7129291
Mfr # T-511
product price:  $637.99
/ea
Legend Valve 3/4" S-655 PVC BALL CHECK 201-284
Legend Valve

3/4" S-655 PVC BALL CHECK

Zoro # G1855615
Mfr # 201-284
product price:  $28.55
/ea
Plumbeeze 1-1/4'' ABS Thermoplastic Full-Flow Sump Pump Check Valve PE-SPC125
Plumbeeze

1-1/4'' ABS Thermoplastic Full-Flow Sump Pump Check Valve

Zoro # G121864854
Mfr # PE-SPC125
product price:  $6.19
/ea
Sold in mult. of 2 for $12.38
Strike3 ME6016 1.75 in. Double Check Fill Valve ST3291790
Strike3

ME6016 1.75 in. Double Check Fill Valve

Zoro # G911945350
Mfr # ST3291790
product price:  $88.35
/ea
Legend Valve 1-1/4 NOLEAD PRESS INLINECHECK 105-456NL
Legend Valve

1-1/4 NOLEAD PRESS INLINECHECK

Zoro # G1769244
Mfr # 105-456NL
product price:  $41.35
/ea
Campbell 1-1/2'' PVC Spring-Loaded Quiet Check Valve B-0823-15
Campbell

1-1/2'' PVC Spring-Loaded Quiet Check Valve

Zoro # G921862791
Mfr # B-0823-15
product price:  $29.35
/ea
Thrifco Plumbing 1-1/2 Inch Threaded Brass Swing Check Valve 6415405
Thrifco Plumbing

1-1/2 Inch Threaded Brass Swing Check Valve

Zoro # G609549532
Mfr # 6415405
product price:  $52.15
/ea
Wilkins In-Line Single Check Valve, 12-40XL2 12-40XL2
Wilkins

In-Line Single Check Valve, 12-40XL2

Zoro # G8665892
Mfr # 12-40XL2
product price:  $110.99
/ea
Milton IN-LINE CHECK VALVE 1/4" FNPT MIS-1093-4
Milton

IN-LINE CHECK VALVE 1/4" FNPT

Zoro # G202128448
Mfr # MIS-1093-4
product price:  $40.89
/ea
Wilkins Dual Check Valve Assembly With Intermedi 34-760
Wilkins

Dual Check Valve Assembly With Intermedi

Zoro # G8667764
Mfr # 34-760
product price:  $167.99
/ea
Champion 5" Flanged Ductile Iron Wafer Check Valve 5SD12-LSBS-P
Champion

5" Flanged Ductile Iron Wafer Check Valve

Zoro # G7344535
Mfr # 5SD12-LSBS-P
product price:  $343.99
/ea
Flood-Guard 2 In. Rubber Float Gasket Check Valve 2FH
Flood-Guard

2 In. Rubber Float Gasket Check Valve

Zoro # G711360551
Mfr # 2FH
product price:  $54.39
/ea
Midland Industries VALVE CHECK PRESS HIGH 1/4IN FIP X FIP 46510
Midland Industries

VALVE CHECK PRESS HIGH 1/4IN FIP X FIP

Zoro # G521699155
Mfr # 46510
product price:  $26.99
/ea
Grundfos UPS26 CHECK VALVE ASSY 525530
Grundfos

UPS26 CHECK VALVE ASSY

Zoro # G515212957
Mfr # 525530
product price:  $109.99
/ea
Zoeller 30-0238 1.5 in. PVC Thread In-Line Check Valve 30-0238
Zoeller

30-0238 1.5 in. PVC Thread In-Line Check Valve

Zoro # G504084978
Mfr # 30-0238
product price:  $40.39
/ea
Discover 4 in. 3 Piece Stainless Steel Spring Check Valve 102713
Discover

4 in. 3 Piece Stainless Steel Spring Check Valve

Zoro # G315879718
Mfr # 102713
product price:  $395.99
/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
Bonomi North America 2in INLINE STAINLESS STEEL CHECK Valve S250-2
Bonomi North America

2in INLINE STAINLESS STEEL CHECK Valve

Zoro # G011494130
Mfr # S250-2
product price:  $100.99
/ea
Alfa Laval Service Kit LKC-2 Check Valve 3 EPDM 9611924009
Alfa Laval

Service Kit LKC-2 Check Valve 3 EPDM

Zoro # G010081461
Mfr # 9611924009
product price:  $70.15
/ea
Brady Magic Plastics 1-1/2 in. D Slip PVC Quiet Check Valve 0823-15
Brady

Magic Plastics 1-1/2 in. D Slip PVC Quiet Check Valve

Zoro # G7702019
Mfr # 0823-15
product price:  $33.99
/ea
Zoeller Check Valve, 10.5 in Overall L 30-0256
Zoeller

Check Valve, 10.5 in Overall L

Zoro # G200488001
Mfr # 30-0256
product price:  $63.99
/ea
Hayward Flow Control Wafer Check Valve, 1.7969 in Overall L WCV1200E
Hayward Flow Control

Wafer Check Valve, 1.7969 in Overall L

Zoro # G4998061
Mfr # WCV1200E
product price:  $387.99
/ea
Zoro Select Swing Check Valve, 10.25 in Overall L SCOV210
Zoro Select

Swing Check Valve, 10.25 in Overall L

Zoro # G3344406
Mfr # SCOV210
product price:  $1,028.99
/ea
Ssi 10" Wafer Flange Cast Iron Double Disc Check Valve 1000-125WTIBB-T
Ssi

10" Wafer Flange Cast Iron Double Disc Check Valve

Zoro # G6107062
Mfr # 1000-125WTIBB-T
product price:  $767.99
/ea
Wayne 66005-WYN Check Valve, 1-1/2 in Threaded, PVC 66005-WYN
Wayne

66005-WYN Check Valve, 1-1/2 in Threaded, PVC

Zoro # G504258126
Mfr # 66005-WYN
product price:  $26.25
/ea
Watts 1/2 In Lead-Free Brass Silent Check Valve, Solder End Connections 0555181
Watts

1/2 In Lead-Free Brass Silent Check Valve, Solder End Connections

Zoro # G612415374
Mfr # 0555181
product price:  $113.00
/ea
Everflow SWT Inline Spring Loaded Check Valve, Cast Brass 3/4" 150C034-NL
Everflow

SWT Inline Spring Loaded Check Valve, Cast Brass 3/4"

Zoro # G701106893
Mfr # 150C034-NL
product price:  $23.99
/ea
Best Sanitizers Sanitizer Nozzle with Check Valve, 5/8 in JPP10012
Best Sanitizers

Sanitizer Nozzle with Check Valve, 5/8 in

Zoro # G4994701
Mfr # JPP10012
product price:  $27.95
/ea
Emerson ACK-6 VARIABLE PRESSURE VLV 064986
Emerson

ACK-6 VARIABLE PRESSURE VLV

Zoro # G910066056
Mfr # 064986
product price:  $36.89
/ea
Check Valves (3,500+ items) - Page 41
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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
Stainless Steel Pipe FittingsBlack Pipe FittingsBrass Pipe FittingsCamlock FittingsPush-to-Connect Tube Fittings
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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