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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 99

Campbell CV-2TLF 200 PSI 0.5 in. FIP x 0.5 in. FIP Lead Free Brass Check Valve 4509253
Campbell

CV-2TLF 200 PSI 0.5 in. FIP x 0.5 in. FIP Lead Free Brass Check Valve

Zoro # G709947917
Mfr # 4509253
product price:  $34.95
/ea
Strataflo 3/4" FNPT Nickel-Plated Brass Check Valve with Stainless Steel Poppet 2400-075
Strataflo

3/4" FNPT Nickel-Plated Brass Check Valve with Stainless Steel Poppet

Zoro # G104942791
Mfr # 2400-075
product price:  $129.99
/ea
Valterra Check Valve, 6.25 in Overall L 200-U20
Valterra

Check Valve, 6.25 in Overall L

Zoro # G0040096
Mfr # 200-U20
product price:  $43.16
/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
Sharpe 3" FNPT Ductile Iron Oil Patch Swing Check Valve 4353014480
Sharpe

3" FNPT Ductile Iron Oil Patch Swing Check Valve

Zoro # G5032544
Mfr # 4353014480
product price:  $320.99
/ea
Dixon Swing Check Valve, 1/2 in Nominal, FNPT End Style, Brass Body SWCV50
Dixon

Swing Check Valve, 1/2 in Nominal, FNPT End Style, Brass Body

Zoro # G308852209
Mfr # SWCV50
product price:  $22.75
/ea
Val-Matic 10" Flanged Cast Iron Silent Check Valve 1810A-DSY
Val-Matic

10" Flanged Cast Iron Silent Check Valve

Zoro # G0310003
Mfr # 1810A-DSY
product price:  $3,648.99
/ea
Wayland 2in SPRING LOADED CHECK VALVE - EPDM -316L W645MP-E-2
Wayland

2in SPRING LOADED CHECK VALVE - EPDM -316L

Zoro # G512506974
Mfr # W645MP-E-2
product price:  $255.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 2-1/2", PVC/EPDM, Threaded TC1250TE
Hayward Flow Control

Check Valve, True Union, Ball, 2-1/2", PVC/EPDM, Threaded

Zoro # G2849847
Mfr # TC1250TE
product price:  $393.99
/ea
Basement Watchdog Quiet PVC Pump Check Valve, Slip Connections & Rubber Unions, 1-1/2 In. BW-CVK15
Basement Watchdog

Quiet PVC Pump Check Valve, Slip Connections & Rubber Unions, 1-1/2 In.

Zoro # G616241894
Mfr # BW-CVK15
product price:  $94.25
/ea
Cash Acme 17217-0000LF Dual Check Valve Back Flow Preventer  0.75 in. 4540480
Cash Acme

17217-0000LF Dual Check Valve Back Flow Preventer 0.75 in.

Zoro # G114916874
Mfr # 4540480
product price:  $77.79
/ea
Legend Valve 1-1/4in/1-1/2in S-614 PVC Check Valve - 203-237
Legend Valve

1-1/4in/1-1/2in S-614 PVC Check Valve -

Zoro # G808588820
Mfr # 203-237
product price:  $24.99
/ea
Sold in mult. of 2 for $49.98
Simmons 2 In. Bronze Female Thread Check Valve 7506
Simmons

2 In. Bronze Female Thread Check Valve

Zoro # G911360580
Mfr # 7506
product price:  $84.99
/ea
Drainage Industries 1-1/4 In. ABS Thermoplastic Full-Flow Sump Pump Check Valve CV01.25
Drainage Industries

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

Zoro # G811360581
Mfr # CV01.25
product price:  $7.49
/ea
Sold in mult. of 5 for $37.45
Proline Series Brass 1/2-in SWT x 1/2-in SWT Swing Check Valve 101-503NL
Proline Series

Brass 1/2-in SWT x 1/2-in SWT Swing Check Valve

Zoro # G915377720
Mfr # 101-503NL
product price:  $11.29
/ea
Milwaukee Valve 1-1/4" Solder Bronze Swing Y Check Valve 1509Y 1 1/4"
Milwaukee Valve

1-1/4" Solder Bronze Swing Y Check Valve

Zoro # G3995083
Mfr # 1509Y 1 1/4"
product price:  $216.99
/ea
Milwaukee Valve 1-1/2" Solder Low Lead Bronze Spring Check Valve UP1548T 1 1/2
Milwaukee Valve

1-1/2" Solder Low Lead Bronze Spring Check Valve

Zoro # G0285047
Mfr # UP1548T 1 1/2
product price:  $127.99
/ea
Snow Performance SNO-8CV-QC High Flow Water Check Valve Quick-Connect Fittings for 0.25 in. Tubing SNO-8CV-QC
Snow Performance

SNO-8CV-QC High Flow Water Check Valve Quick-Connect Fittings for 0.25 in. Tubing

Zoro # G604089590
Mfr # SNO-8CV-QC
product price:  $56.89
/ea
Milwaukee Valve 1-1/4" Sweat Low Lead Bronze Spring Check Valve UP1509 1 1/4
Milwaukee Valve

1-1/4" Sweat Low Lead Bronze Spring Check Valve

Zoro # G3071722
Mfr # UP1509 1 1/4
product price:  $193.99
/ea
Hayward Flow Control Y-Check Valve, 3/4", PVC/EPDM, Threaded YC10075TE
Hayward Flow Control

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

Zoro # G7064251
Mfr # YC10075TE
product price:  $152.99
/ea
Legend Valve 8" T-311 CAST IRON CHECK VLV 116-207
Legend Valve

8" T-311 CAST IRON CHECK VLV

Zoro # G1853296
Mfr # 116-207
product price:  $1,211.99
/ea
Milwaukee Valve 1-1/4" Solder Bronze Swing Check Valve 1509 1-1/4"
Milwaukee Valve

1-1/4" Solder Bronze Swing Check Valve

Zoro # G0863335
Mfr # 1509 1-1/4"
product price:  $99.99
/ea
Dixon Check Valve, 3/4 in, FNPT, 316 SSss Steel Body SSCVIL075
Dixon

Check Valve, 3/4 in, FNPT, 316 SSss Steel Body

Zoro # G209216841
Mfr # SSCVIL075
product price:  $180.99
/ea
Homestead 1001-05-KC0500T .5 In. FIP PVC Check Valve HO415009
Homestead

1001-05-KC0500T .5 In. FIP PVC Check Valve

Zoro # G009281285
Mfr # HO415009
product price:  $20.55
/ea
Drainage Industries 1-1/2 In. ABS Thermoplastic Full-Flow Sump Pump Check Valve CV01.5
Drainage Industries

1-1/2 In. ABS Thermoplastic Full-Flow Sump Pump Check Valve

Zoro # G911360566
Mfr # CV01.5
product price:  $8.99
/ea
Sold in mult. of 5 for $44.95
Apollo Valves VLV, CHECK, SWING, 6in, CL125, IBBM 6SC10CB1LFA
Apollo Valves

VLV, CHECK, SWING, 6in, CL125, IBBM

Zoro # G522711184
Mfr # 6SC10CB1LFA
product price:  $1,484.99
/ea
Dixon Safety Check Valve, 3/8 in, FNPT, Brass Body SCVM3
Dixon

Safety Check Valve, 3/8 in, FNPT, Brass Body

Zoro # G209009344
Mfr # SCVM3
product price:  $74.89
/ea
Dixon Check Valve, 1 in, FNPT, 316 SSss Steel Body SSCVIL100
Dixon

Check Valve, 1 in, FNPT, 316 SSss Steel Body

Zoro # G109021330
Mfr # SSCVIL100
product price:  $213.99
/ea
Zoeller 4 in. Flanged Ductile Iron Check Valve 6030-0203
Zoeller

4 in. Flanged Ductile Iron Check Valve

Zoro # G305780383
Mfr # 6030-0203
product price:  $1,778.99
/ea
Strataflo 1" FNPT No-Lead Brass Check Valve with Buna-S Rubber Poppet F300-100
Strataflo

1" FNPT No-Lead Brass Check Valve with Buna-S Rubber Poppet

Zoro # G604942703
Mfr # F300-100
product price:  $147.99
/ea
Dixon Safety Check Valve, 3/4 in, MNPT, Brass Body SCVL6
Dixon

Safety Check Valve, 3/4 in, MNPT, Brass Body

Zoro # G209216803
Mfr # SCVL6
product price:  $114.99
/ea
Emerson 1 3/8 in. ODF Check Valve 064992
Emerson

1 3/8 in. ODF Check Valve

Zoro # G609981776
Mfr # 064992
product price:  $492.99
/ea
Vne Air Blow Check Valve, 11 in Overall L EG62C-6L2.0-.5
Vne

Air Blow Check Valve, 11 in Overall L

Zoro # G708363169
Mfr # EG62C-6L2.0-.5
product price:  $364.99
/ea
Jaco Check Valves, 1.41"L, 5/8" Sz, PK5 CV-4-K
Jaco

Check Valves, 1.41"L, 5/8" Sz, PK5

Zoro # G422577354
Mfr # CV-4-K
product price:  $76.89
/pk 5, $15.38/ea
Hayward Flow Control Check Valve TC30100SE
Hayward Flow Control

Check Valve

Zoro # G414385646
Mfr # TC30100SE
product price:  $145.99
/ea
Vne 4" Stainless Steel Spring Check Valve 45C-64.0-V
Vne

4" Stainless Steel Spring Check Valve

Zoro # G3929633
Mfr # 45C-64.0-V
product price:  $880.99
/ea
Check Valves (3,500+ items) - Page 99
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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 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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