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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 50

Asahi 6" PVC Wafer Check Valve 111205062
Asahi

6" PVC Wafer Check Valve

Zoro # G6196010
Mfr # 111205062
product price: 
$1,466.99
/ea
Asahi 3" PVC Wafer Check Valve, Length: 2" 111206030
Asahi

3" PVC Wafer Check Valve, Length: 2"

Zoro # G6196062
Mfr # 111206030
product price: 
$1,136.99
/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: 
$658.99
/ea
Hayward Flow Control Check Valve, Wafer, 2", PVC/FPM, with SS Spring WCV1200VS
Hayward Flow Control

Check Valve, Wafer, 2", PVC/FPM, with SS Spring

Zoro # G4997912
Mfr # WCV1200VS
product price: 
$353.99
/ea
Champion 4" Flanged Stainless Steel Spring Weight Check Valve 4SDX15-SSVS-R2/5
Champion

4" Flanged Stainless Steel Spring Weight Check Valve

Zoro # G7331086
Mfr # 4SDX15-SSVS-R2/5
product price: 
$1,469.99
/ea
Asahi 2" Flanged Ball Check Valve, Max. Pressure: 150 psi 1212020
Asahi

2" Flanged Ball Check Valve, Max. Pressure: 150 psi

Zoro # G6193807
Mfr # 1212020
product price: 
$264.99
/ea
Chicago Valves And Controls Swing Check Valve, 3/4 in Pipe Size, Socket Weld, Stainless Steel, 200 WOG 4266SW006
Chicago Valves And Controls

Swing Check Valve, 3/4 in Pipe Size, Socket Weld, Stainless Steel, 200 WOG

Zoro # G9160379
Mfr # 4266SW006
product price: 
$100.99
/ea
Champion 12" Flanged Stainless Steel Wafer Check Valve 12SD15-SSVS-R
Champion

12" Flanged Stainless Steel Wafer Check Valve

Zoro # G7344228
Mfr # 12SD15-SSVS-R
product price: 
$2,692.99
/ea
Zoro Select Check Valve, 3 in Pipe Size, Threaded, 316 Stainless Steel, 200 psi 4373002190
Zoro Select

Check Valve, 3 in Pipe Size, Threaded, 316 Stainless Steel, 200 psi

Zoro # G1461892
Mfr # 4373002190
product price: 
$683.99
/ea
Chicago Valves And Controls Swing Check Valve, 2 in Pipe Size, Threaded, Stainless Steel, 200 WOG 4266TE020
Chicago Valves And Controls

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

Zoro # G9155987
Mfr # 4266TE020
product price: 
$217.99
/ea
Sharpe Check Valve, Series 25, Swing, 5 in, Inline, Flanged x Flanged, Carbon Steel 4371002040
Sharpe

Check Valve, Series 25, Swing, 5 in, Inline, Flanged x Flanged, Carbon Steel

Zoro # G208258972
Mfr # 4371002040
product price: 
$930.99
/ea
Zoro Select Swing Check Valve, SC Series, 8 in, Flange x Flange, Inline Swing, PVC Body SCOV114
Zoro Select

Swing Check Valve, SC Series, 8 in, Flange x Flange, Inline Swing, PVC Body

Zoro # G8121391
Mfr # SCOV114
product price: 
$2,982.99
/ea
Champion 12" Flanged Carbon Steel Wafer Check Valve 12SD15-CSBS-R
Champion

12" Flanged Carbon Steel Wafer Check Valve

Zoro # G7304510
Mfr # 12SD15-CSBS-R
product price: 
$2,326.99
/ea
Asahi 6" PVC Wafer Check Valve 111201061
Asahi

6" PVC Wafer Check Valve

Zoro # G6195791
Mfr # 111201061
product price: 
$1,234.99
/ea
Hayward Flow Control Wafer Check Valve, WCV Series, 8 in, Flange x Flange, Inline Wafer, PVC Body WCV1800V
Hayward Flow Control

Wafer Check Valve, WCV Series, 8 in, Flange x Flange, Inline Wafer, PVC Body

Zoro # G4998016
Mfr # WCV1800V
product price: 
$1,414.99
/ea
Jomar Valve 1-1/4" Solder Bronze Y Check Valve, Max. Pressure: 300 psi WOG S-511
Jomar Valve

1-1/4" Solder Bronze Y Check Valve, Max. Pressure: 300 psi WOG

Zoro # G7119738
Mfr # S-511
product price: 
$94.15
/ea
Jomar Valve 1-1/2" Solder Brass Horizontal Check Valve S-501
Jomar Valve

1-1/2" Solder Brass Horizontal Check Valve

Zoro # G7084126
Mfr # S-501
product price: 
$55.69
/ea
Water Source In-Line Sump Pump Check Valve, ABS 235823
Water Source

In-Line Sump Pump Check Valve, ABS

Zoro # G210528582
Mfr # 235823
product price: 
$33.25
/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: 
$1,219.99
/ea
No Product Image Available
Leonard Valve

Check Stop Kit

Zoro # G216244417
Mfr # KIT 2/50
product price: 
$156.99
/ea
Nibco Check Valve, T-473-Y, 3/4 NL92008
Nibco

Check Valve, T-473-Y, 3/4

Zoro # G205311410
Mfr # NL92008
product price: 
$230.99
/ea
Discover Spring Check Valve, 3-Piece, 1/4 in, FNPT x FNPT, 316 Stainless Steel 102709
Discover

Spring Check Valve, 3-Piece, 1/4 in, FNPT x FNPT, 316 Stainless Steel

Zoro # G915879743
Mfr # 102709
product price: 
$14.99
/ea
Champion 2" Flanged Ductile Iron Spring Lever Wafer Check Valve 2SDX12-LTBS-P3/6
Champion

2" Flanged Ductile Iron Spring Lever Wafer Check Valve

Zoro # G7330639
Mfr # 2SDX12-LTBS-P3/6
product price: 
$292.99
/ea
Pentair Check Valve, 2-Way, CPVC, 2-1/2 x 3 in 263060
Pentair

Check Valve, 2-Way, CPVC, 2-1/2 x 3 in

Zoro # G712469321
Mfr # 263060
product price: 
$117.99
/ea
Milwaukee Valve 1" Solder Low Lead Brass Swing Check Valve UP0968000100
Milwaukee Valve

1" Solder Low Lead Brass Swing Check Valve

Zoro # G4215504
Mfr # UP0968000100
product price: 
$94.99
/ea
Dixon 3" Stainless Steel Y-Ball Check Valve B45BY-R300
Dixon

3" Stainless Steel Y-Ball Check Valve

Zoro # G6544295
Mfr # B45BY-R300
product price: 
$1,518.99
/ea
Milwaukee Valve 3/8" Threaded Low Lead Bronze Spring Check Valve UP509 3/8
Milwaukee Valve

3/8" Threaded Low Lead Bronze Spring Check Valve

Zoro # G1821285
Mfr # UP509 3/8
product price: 
$74.66
/ea
American Valve True Union Ball Check Valve, Schedule 80 CPVC, 3/4 in P460UC 3/4''
American Valve

True Union Ball Check Valve, Schedule 80 CPVC, 3/4 in

Zoro # G115189727
Mfr # P460UC 3/4''
product price: 
$92.99
/ea
Keckley 12" Globe Check Valve, Body Material: Cast Stainless Steel 12CG2R-36-36336
Keckley

12" Globe Check Valve, Body Material: Cast Stainless Steel

Zoro # G3819809
Mfr # 12CG2R-36-36336
product price: 
$17,102.99
/ea
Chicago Valves And Controls Swing Check Valve, 4 in Pipe Size, Class 150, Flanged, Cast Steel WCB 41611040
Chicago Valves And Controls

Swing Check Valve, 4 in Pipe Size, Class 150, Flanged, Cast Steel WCB

Zoro # G9158452
Mfr # 41611040
product price: 
$1,866.99
/ea
No Product Image Available
Parker

Check Valve Assembly, Inline Swing, 3/8 in FNPT x 3/8 in MNPT, Aluminum

Zoro # G916246094
Mfr # 2625
product price: 
$65.79
/ea
Chicago Valves And Controls Swing Check Valve, 1 in Pipe Size, Class 150, Flanged, Stainless Steel 41611010
Chicago Valves And Controls

Swing Check Valve, 1 in Pipe Size, Class 150, Flanged, Stainless Steel

Zoro # G9158592
Mfr # 41611010
product price: 
$455.99
/ea
Keckley Globe Check Valve, 3 in Pipe Size, Flanged, Cast Stainless Steel Body 3CG4R-36-36336
Keckley

Globe Check Valve, 3 in Pipe Size, Flanged, Cast Stainless Steel Body

Zoro # G3819860
Mfr # 3CG4R-36-36336
product price: 
$2,515.99
/ea
Milwaukee Valve Swing Check Valve, UP509 Series, 2 in, Press x Press, Lead Free Bronze, Horizontal Swing UP509-P2  - 200
Milwaukee Valve

Swing Check Valve, UP509 Series, 2 in, Press x Press, Lead Free Bronze, Horizontal Swing

Zoro # G508413477
Mfr # UP509-P2 - 200
product price: 
$409.99
/ea
Allstar Performance Overflow Check Valve, Flapper Style, 1.25 in Tube Size ALL40201
Allstar Performance

Overflow Check Valve, Flapper Style, 1.25 in Tube Size

Zoro # G416043742
Mfr # ALL40201
product price: 
$105.99
/ea
Keckley Globe Check Valve, Flanged, Cast Stainless Steel Body, 4 in Pipe Size 4CG4R-36-36336
Keckley

Globe Check Valve, Flanged, Cast Stainless Steel Body, 4 in Pipe Size

Zoro # G3819833
Mfr # 4CG4R-36-36336
product price: 
$3,269.99
/ea
Check Valves (3,500+ items) - Page 50
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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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