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  1. Home
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  3. Plumbing
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  5. Pipes, Valves & Fittings
  6. /
  7. Valves
  8. /
  9. Check Valves

Check Valves (3,500+ items) - Page 44

Discover 1-1/4 in. 3 Piece Stainless Steel Spring Check Valve 102753
Discover

1-1/4 in. 3 Piece Stainless Steel Spring Check Valve

Zoro # G215879795
Mfr # 102753
product price:  $54.99
/ea
Valterra 3/4" FPT PVC Spring Swing Check Valve 200-07F
Valterra

3/4" FPT PVC Spring Swing Check Valve

Zoro # G2684580
Mfr # 200-07F
product price:  $7.69
/ea
Hayward Flow Control Wafer Check Valve, 2.4063 in Overall L WCV1300V
Hayward Flow Control

Wafer Check Valve, 2.4063 in Overall L

Zoro # G4998025
Mfr # WCV1300V
product price:  $541.99
/ea
Sharpe 1" FNPT Ductile Iron Oil Patch Swing Check Valve 4353014440
Sharpe

1" FNPT Ductile Iron Oil Patch Swing Check Valve

Zoro # G5032553
Mfr # 4353014440
product price:  $89.15
/ea
Zoro Select 1/4" MNPT x FNPT Gray PVC Ball Cone Spring Check Valve PVC CHK 426-4M4F-F
Zoro Select

1/4" MNPT x FNPT Gray PVC Ball Cone Spring Check Valve

Zoro # G3019807
Mfr # PVC CHK 426-4M4F-F
product price:  $19.19
/ea
Wilkins 1" Union Female Meter x FNPT Composite Dual Check Valve 1UFMX1F-705
Wilkins

1" Union Female Meter x FNPT Composite Dual Check Valve

Zoro # G4452445
Mfr # 1UFMX1F-705
product price:  $44.69
/ea
Milwaukee Valve 1" Sweat Low Lead Bronze Spring Check Valve UP1509 1
Milwaukee Valve

1" Sweat Low Lead Bronze Spring Check Valve

Zoro # G2256502
Mfr # UP1509 1
product price:  $131.99
/ea
Hammond Valve Swing Check Valve, 3.125 in Overall L 968 3/4
Hammond Valve

Swing Check Valve, 3.125 in Overall L

Zoro # G3048665
Mfr # 968 3/4
product price:  $74.89
/ea
Legend Valve 4" T-451 CHECK VALVE 105-111
Legend Valve

4" T-451 CHECK VALVE

Zoro # G1809729
Mfr # 105-111
product price:  $269.79
/ea
Gf Piping Systems Y Check Valve, 8.8438 in Overall L 192304036
Gf Piping Systems

Y Check Valve, 8.8438 in Overall L

Zoro # G0573745
Mfr # 192304036
product price:  $325.99
/ea
Watts Dual Check Valve, Brass, 1/2" 0072203
Watts

Dual Check Valve, Brass, 1/2"

Zoro # G9548703
Mfr # 0072203
product price:  $115.99
/ea
Watts Dual Check Valve, 1/2", 0061952 0061952
Watts

Dual Check Valve, 1/2", 0061952

Zoro # G9548819
Mfr # 0061952
product price:  $175.09
/ea
American Valve Schedule 80 CPVC True Union Ball Check Valve P460UC 1 1/2''
American Valve

Schedule 80 CPVC True Union Ball Check Valve

Zoro # G715189707
Mfr # P460UC 1 1/2''
product price:  $169.99
/ea
Watts ANKA Check Valve, 1'' 88005309
Watts

ANKA Check Valve, 1''

Zoro # G712482948
Mfr # 88005309
product price:  $46.55
/ea
Sharpe Check Valve, 3.11 in Overall L 4371001220
Sharpe

Check Valve, 3.11 in Overall L

Zoro # G608258848
Mfr # 4371001220
product price:  $64.59
/ea
Steel & Obrien 4" Tri-Clamp End Disk Type Check Vakve - 4.03" Long 316SS 45MP-4-CD-316
Steel & Obrien

4" Tri-Clamp End Disk Type Check Vakve - 4.03" Long 316SS

Zoro # G5412782
Mfr # 45MP-4-CD-316
product price:  $930.99
/ea
Steel & Obrien 1-1/2" Tri-Clamp End Ball Type Check Valve - Ptfe Ball - 316SS 45BYMP-1.5-316
Steel & Obrien

1-1/2" Tri-Clamp End Ball Type Check Valve - Ptfe Ball - 316SS

Zoro # G5412819
Mfr # 45BYMP-1.5-316
product price:  $360.99
/ea
Keckley 10" Globe Check Valve, Length: 15-3/8" 10CG4R-36-36336
Keckley

10" Globe Check Valve, Length: 15-3/8"

Zoro # G3819958
Mfr # 10CG4R-36-36336
product price:  $9,339.99
/ea
Keckley 12" Wafer Check Valve, Width: 11-1/4" 12CW2R-36-36336
Keckley

12" Wafer Check Valve, Width: 11-1/4"

Zoro # G3819538
Mfr # 12CW2R-36-36336
product price:  $7,808.99
/ea
Keckley Globe Check Valv, Cast Iron, B62 Seat, 6" 6CG1F-CI-B2334
Keckley

Globe Check Valv, Cast Iron, B62 Seat, 6"

Zoro # G3819608
Mfr # 6CG1F-CI-B2334
product price:  $1,200.99
/ea
Legend Valve 8" T-312 CAST IRON WAFER CHECK 116-227
Legend Valve

8" T-312 CAST IRON WAFER CHECK

Zoro # G1848999
Mfr # 116-227
product price:  $518.99
/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
Champion 8" Flanged Stainless Steel Wafer Check Valve 8SDS15-SSP-R
Champion

8" Flanged Stainless Steel Wafer Check Valve

Zoro # G7344200
Mfr # 8SDS15-SSP-R
product price:  $1,108.99
/ea
Dixon Safety Check Valve, 350 psi, 30 to 36 SCFM at 90 psi Flow Rate, Solid Brass Body SCVL3
Dixon

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

Zoro # G209216865
Mfr # SCVL3
product price:  $78.69
/ea
Jomar Valve 1-1/2" Press Lead Free Brass Horizontal Check Valve P-501G
Jomar Valve

1-1/2" Press Lead Free Brass Horizontal Check Valve

Zoro # G7094136
Mfr # P-501G
product price:  $170.99
/ea
Zoro Select Check Valve, 1-1/4", 316, Thrd 200 4373002150
Zoro Select

Check Valve, 1-1/4", 316, Thrd 200

Zoro # G1461883
Mfr # 4373002150
product price:  $158.99
/ea
Dixon Spring Check Valve, Series: HSC, 2 in Nominal, Clamp, 145 psi, 15 to 200 deg F, 3.4 in Inlet to Outl HSCV200
Dixon

Spring Check Valve, Series: HSC, 2 in Nominal, Clamp, 145 psi, 15 to 200 deg F, 3.4 in Inlet to Outl

Zoro # G009114866
Mfr # HSCV200
product price:  $647.99
/ea
Chicago Valves And Controls 3/4", Stainless Steel 200 WOG Socket Weld Swing Check Valve 4266SW006
Chicago Valves And Controls

3/4", Stainless Steel 200 WOG Socket Weld Swing Check Valve

Zoro # G9160379
Mfr # 4266SW006
product price:  $100.99
/ea
Water Source SPC-200 Check Valve, 2 in, Plastic Body SPC200
Water Source

SPC-200 Check Valve, 2 in, Plastic Body

Zoro # G816043830
Mfr # SPC200
product price:  $35.55
/ea
Trane Valve Pressure Check Kit KIT7611
Trane

Valve Pressure Check Kit

Zoro # G8921083
Mfr # KIT7611
product price:  $28.15
/ea
Jomar Valve 1-1/2" Solder Lead Free Bronze Y Check Valve S-511G
Jomar Valve

1-1/2" Solder Lead Free Bronze Y Check Valve

Zoro # G7154677
Mfr # S-511G
product price:  $145.99
/ea
Legend Valve 1" S-611 PVC CHECK VALVE 203-205
Legend Valve

1" S-611 PVC CHECK VALVE

Zoro # G1774248
Mfr # 203-205
product price:  $11.74
/ea
Thrifco Plumbing 3/4 Inch Slip PVC Spring Check Valve 6415196
Thrifco Plumbing

3/4 Inch Slip PVC Spring Check Valve

Zoro # G609547576
Mfr # 6415196
product price:  $9.15
/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
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
Check Valves (3,500+ items) - Page 44
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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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