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  1. Home
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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 48

Dixon 2" FNPT Brass Horizontal Swing Check Valve SWCV200
Dixon

2" FNPT Brass Horizontal Swing Check Valve

Zoro # G6549341
Mfr # SWCV200
product price: 
$82.39
/ea
Ssi 2-1/2" Wafer Flange Stainless Steel Double Disc Check Valve 0250-600WTTTM-T
Ssi

2-1/2" Wafer Flange Stainless Steel Double Disc Check Valve

Zoro # G1566774
Mfr # 0250-600WTTTM-T
product price: 
$577.99
/ea
Bonomi North America Inline Check Valve, 2 in Pipe Size, AISI 316 Stainless Steel S250-2
Bonomi North America

Inline Check Valve, 2 in Pipe Size, AISI 316 Stainless Steel

Zoro # G011494130
Mfr # S250-2
product price: 
$100.99
/ea
Sharpe Check Valve, Series 2483, Piston, 3/8 in NPSM FNPSM, Carbon Steel Body, Inline 4371001500
Sharpe

Check Valve, Series 2483, Piston, 3/8 in NPSM FNPSM, Carbon Steel Body, Inline

Zoro # G608258916
Mfr # 4371001500
product price: 
$68.99
/ea
B & K Check Valve, White PVC, 1-1/2 in 101-107
B & K

Check Valve, White PVC, 1-1/2 in

Zoro # G907985797
Mfr # 101-107
product price: 
$10.25
/ea
Hayward Flow Control Y-Check Valve, True Union, Spring-Loaded, 3", PVC/EPDM, Threaded, Adjustable 2-15 psi SLC10300TEU
Hayward Flow Control

Y-Check Valve, True Union, Spring-Loaded, 3", PVC/EPDM, Threaded, Adjustable 2-15 psi

Zoro # G6760232
Mfr # SLC10300TEU
product price: 
$775.99
/ea
Vne Ball Check Valve, EG45BY-6 Series, 2 in Tube Size, Clamp x Clamp, Y-Style, 316L Stainless Steel EG45BY-62.0
Vne

Ball Check Valve, EG45BY-6 Series, 2 in Tube Size, Clamp x Clamp, Y-Style, 316L Stainless Steel

Zoro # G708363275
Mfr # EG45BY-62.0
product price: 
$1,010.99
/ea
American Valve P460UC 2 2 in. CPVC True Union Ball Check Valve P460UC 2"
American Valve

P460UC 2 2 in. CPVC True Union Ball Check Valve

Zoro # G210528452
Mfr # P460UC 2"
product price: 
$253.99
/ea
Nds SureFit 6 in. W X 2 in. H Round Valve Box Cover Green 6RND-UC
Nds

SureFit 6 in. W X 2 in. H Round Valve Box Cover Green

Zoro # G724151221
Mfr # 6RND-UC
product price: 
$15.39
/ea
Watts Silent Check Valve, 3/4 in Pipe Size, Solder End Connection, Brass Body 0555182
Watts

Silent Check Valve, 3/4 in Pipe Size, Solder End Connection, Brass Body

Zoro # G012415240
Mfr # 0555182
product price: 
$260.99
/ea
Champion 6" Flanged Stainless Steel Spring Weight Check Valve 6SDX15-SSVS-R2/5
Champion

6" Flanged Stainless Steel Spring Weight Check Valve

Zoro # G7304501
Mfr # 6SDX15-SSVS-R2/5
product price: 
$2,368.99
/ea
B & K Swing Check Valve, Brass Body, FIP x FIP, 1-1/2 in 240-2-112
B & K

Swing Check Valve, Brass Body, FIP x FIP, 1-1/2 in

Zoro # G8635528
Mfr # 240-2-112
product price: 
$42.89
/ea
Copeland Compressor Check Valve Kit 998-0335-00
Copeland Compressor

Check Valve Kit

Zoro # G109947784
Mfr # 998-0335-00
product price: 
$106.99
/ea
Watts Dual Check Valve, Brass, 1/2" 0072203
Watts

Dual Check Valve, Brass, 1/2"

Zoro # G9548703
Mfr # 0072203
product price: 
$127.99
/ea
Aquascape Check Valve, Dual Union, 2 in 48026
Aquascape

Check Valve, Dual Union, 2 in

Zoro # G615834561
Mfr # 48026
product price: 
$131.99
/ea
Everflow Swing Check Valve, Cast Brass Body, 1 in SWT 210C001-NL
Everflow

Swing Check Valve, Cast Brass Body, 1 in SWT

Zoro # G201106904
Mfr # 210C001-NL
product price: 
$21.29
/ea
Zoro Select 1/2" Socket Kynar Ball Check Valve S65BC-V 1/2
Zoro Select

1/2" Socket Kynar Ball Check Valve

Zoro # G2452947
Mfr # S65BC-V 1/2
product price: 
$348.99
/ea
Everflow Swing Check Valve, 1/2 in Pipe Size, Cast Brass 210C012-NL
Everflow

Swing Check Valve, 1/2 in Pipe Size, Cast Brass

Zoro # G801106915
Mfr # 210C012-NL
product price: 
$10.15
/ea
Hayward Flow Control Y-Check Valve, 1/2", PVC/FPM, Threaded YC10050T
Hayward Flow Control

Y-Check Valve, 1/2", PVC/FPM, Threaded

Zoro # G4998192
Mfr # YC10050T
product price: 
$145.99
/ea
Springer Parts Disc Check Valve, LKC Series, 2.5 in, 316 Stainless Steel, Viton Seat LKC-2-GC-2.5-316-VITSP
Springer Parts

Disc Check Valve, LKC Series, 2.5 in, 316 Stainless Steel, Viton Seat

Zoro # G606007073
Mfr # LKC-2-GC-2.5-316-VITSP
product price: 
$759.99
/ea
Dixon 1/2" Steel Series C Check Valve SCV800
Dixon

1/2" Steel Series C Check Valve

Zoro # G6547409
Mfr # SCV800
product price: 
$74.29
/ea
Asahi 4" PVC Spring Wafer Check Valve 111206042
Asahi

4" PVC Spring Wafer Check Valve

Zoro # G6196080
Mfr # 111206042
product price: 
$1,553.99
/ea
Asahi 6" PVC Wafer Check Valve 111205060
Asahi

6" PVC Wafer Check Valve

Zoro # G6196001
Mfr # 111205060
product price: 
$1,278.45
/ea
Dixon 1" FNPT Stainless Steel Ball Cone Check Valve 62-105
Dixon

1" FNPT Stainless Steel Ball Cone Check Valve

Zoro # G6553340
Mfr # 62-105
product price: 
$325.99
/ea
Zoro Select Check Valve, 1-1/4 in Pipe Size, Threaded, 316 Stainless Steel, 200 PSI 4373002150
Zoro Select

Check Valve, 1-1/4 in Pipe Size, Threaded, 316 Stainless Steel, 200 PSI

Zoro # G1461883
Mfr # 4373002150
product price: 
$163.99
/ea
Apollo Check Valve, Series 61, Ball, Inline, 1/2 in Press x 1/2 in Press, Bronze Body 6110301PR
Apollo

Check Valve, Series 61, Ball, Inline, 1/2 in Press x 1/2 in Press, Bronze Body

Zoro # G916049510
Mfr # 6110301PR
product price: 
$67.71
/ea
Champion 12" Flanged Ductile Iron Wafer Check Valve 12SD12-LSBS-P
Champion

12" Flanged Ductile Iron Wafer Check Valve

Zoro # G7344666
Mfr # 12SD12-LSBS-P
product price: 
$1,346.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 6", PVC/EPDM, Flanged TC1600FE
Hayward Flow Control

Check Valve, True Union, Ball, 6", PVC/EPDM, Flanged

Zoro # G2295614
Mfr # TC1600FE
product price: 
$1,377.99
/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
Hayward Flow Control Y-Check Valve, True Union, Spring-Loaded, 1/2", PVC/FPM, Threaded, Adjustable 2-15 psi SLC10050TU
Hayward Flow Control

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

Zoro # G7182104
Mfr # SLC10050TU
product price: 
$212.99
/ea
Milwaukee Valve 1-1/2" Solder Bronze Swing Y Check Valve 1509Y 1 1/2"
Milwaukee Valve

1-1/2" Solder Bronze Swing Y Check Valve

Zoro # G4085584
Mfr # 1509Y 1 1/2"
product price: 
$318.99
/ea
Gf Piping Systems Y Check Valve, Type 304, 2 in Pipe Size, Spigot x Spigot, PVC Body 192304036
Gf Piping Systems

Y Check Valve, Type 304, 2 in Pipe Size, Spigot x Spigot, PVC Body

Zoro # G0573745
Mfr # 192304036
product price: 
$325.99
/ea
Legend Valve Check Valve, T-451 Series, FNPT x FNPT, Brass Body, 2-1/2 in 105-109NL
Legend Valve

Check Valve, T-451 Series, FNPT x FNPT, Brass Body, 2-1/2 in

Zoro # G1796149
Mfr # 105-109NL
product price: 
$151.99
/ea
Keckley 4" Wafer Check Valve, Body Material: Carbon Steel 4CW2R-CS-36336
Keckley

4" Wafer Check Valve, Body Material: Carbon Steel

Zoro # G3819291
Mfr # 4CW2R-CS-36336
product price: 
$957.99
/ea
Keckley 10" Globe Check Valve, Length: 17" 10CG3R-CI-B2334
Keckley

10" Globe Check Valve, Length: 17"

Zoro # G3819842
Mfr # 10CG3R-CI-B2334
product price: 
$4,063.99
/ea
Mueller Industries Check Valve, 4 3/4 in L, Brass, 700 psi B 34237
Mueller Industries

Check Valve, 4 3/4 in L, Brass, 700 psi

Zoro # G909944280
Mfr # B 34237
product price: 
$404.99
/ea
Check Valves (3,500+ items) - Page 48
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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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