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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 21

Hayward Flow Control Wafer Check Valve, 2.9063 in Overall L WCV2400E
Hayward Flow Control

Wafer Check Valve, 2.9063 in Overall L

Zoro # G6650743
Mfr # WCV2400E
product price:  $688.99
/ea
Sharpe Check Valve, 2.54 in Overall L 4371000510
Sharpe

Check Valve, 2.54 in Overall L

Zoro # G108258836
Mfr # 4371000510
product price:  $58.99
/ea
Jomar Valve 1" NPT Lead Free Brass Horizontal Check Valve T-501G
Jomar Valve

1" NPT Lead Free Brass Horizontal Check Valve

Zoro # G7039168
Mfr # T-501G
product price:  $30.19
/ea
Midland Industries VALVE CHECK SWG 2IN FPT C85700 BRS FBR H 940357
Midland Industries

VALVE CHECK SWG 2IN FPT C85700 BRS FBR H

Zoro # G421699071
Mfr # 940357
product price:  $176.99
/ea
Smith-Cooper 2" C X C Swing Check Valve 4347003050
Smith-Cooper

2" C X C Swing Check Valve

Zoro # G6775820
Mfr # 4347003050
product price:  $45.75
/ea
Smith-Cooper 1-1/2" Swing Check Valve 4347002850
Smith-Cooper

1-1/2" Swing Check Valve

Zoro # G6775680
Mfr # 4347002850
product price:  $28.89
/ea
Legend Valve 1" T-455 IPS IN-LINE CHECK 105-445
Legend Valve

1" T-455 IPS IN-LINE CHECK

Zoro # G1774266
Mfr # 105-445
product price:  $41.79
/ea
Jomar Valve 2" NPT Lead Free Brass Horizontal Check Valve T-501G
Jomar Valve

2" NPT Lead Free Brass Horizontal Check Valve

Zoro # G7141471
Mfr # T-501G
product price:  $117.99
/ea
Legend Valve 1-1/2" T-451 CHECK VALVE 105-107
Legend Valve

1-1/2" T-451 CHECK VALVE

Zoro # G1785825
Mfr # 105-107
product price:  $45.15
/ea
Legend Valve 1-1/4 T450 NO LEAD IN-LINE CHK 105-426NL
Legend Valve

1-1/4 T450 NO LEAD IN-LINE CHK

Zoro # G1769707
Mfr # 105-426NL
product price:  $48.95
/ea
Sharpe Check Valve, 3.62 in Overall L 4371001230
Sharpe

Check Valve, 3.62 in Overall L

Zoro # G308258858
Mfr # 4371001230
product price:  $73.39
/ea
Legend Valve 2" P-451 NO LEAD PRESS CHECK 105-008NL
Legend Valve

2" P-451 NO LEAD PRESS CHECK

Zoro # G1842936
Mfr # 105-008NL
product price:  $178.99
/ea
Anchor Fluid Power 1" NPTF THREADED CHECK VALVE CARBON STEEL PLATED, 65 PSI CRACKING PRESSURE CN1-1-65
Anchor Fluid Power

1" NPTF THREADED CHECK VALVE CARBON STEEL PLATED, 65 PSI CRACKING PRESSURE

Zoro # G202014147
Mfr # CN1-1-65
product price:  $133.99
/ea
American Valve Schedule 80 PVC Swing Check Valve Flanged P440F 3''
American Valve

Schedule 80 PVC Swing Check Valve Flanged

Zoro # G715189714
Mfr # P440F 3''
product price:  $738.99
/ea
Everflow FIP Swing Check Valve, Cast Brass 2-1/2" 210T212-NL
Everflow

FIP Swing Check Valve, Cast Brass 2-1/2"

Zoro # G701106879
Mfr # 210T212-NL
product price:  $147.99
/ea
Chicago Valves And Controls 2", Forged Steel Class 800 Piston Check Valve, FNPT P484TE020
Chicago Valves And Controls

2", Forged Steel Class 800 Piston Check Valve, FNPT

Zoro # G9158872
Mfr # P484TE020
product price:  $202.99
/ea
Watts Dual Check Valve, 1/2", 0061935 0061935
Watts

Dual Check Valve, 1/2", 0061935

Zoro # G9548730
Mfr # 0061935
product price:  $167.58
/ea
B & K Campbell 1/2 in. D X 1/2 in. D FIP Red Brass Spring Loaded Check Valve CV-2TLF
B & K

Campbell 1/2 in. D X 1/2 in. D FIP Red Brass Spring Loaded Check Valve

Zoro # G3992411
Mfr # CV-2TLF
product price:  $25.15
/ea
Simmons 1-1/4'' Silicon Bronze Spring Loaded Check Valve 543SBCHECK
Simmons

1-1/4'' Silicon Bronze Spring Loaded Check Valve

Zoro # G721888212
Mfr # 543SBCHECK
product price:  $87.99
/ea
Anchor Fluid Power 1/2" NPTF THREADED CHECK VALVE CARBON STEEL PLATED, 7 PSI CRACKING PRESSURE CN1/2-1-7
Anchor Fluid Power

1/2" NPTF THREADED CHECK VALVE CARBON STEEL PLATED, 7 PSI CRACKING PRESSURE

Zoro # G502014410
Mfr # CN1/2-1-7
product price:  $61.55
/ea
Chicago Valves And Controls 3/4", Forged Steel Class 800 Piston Check Valve, FNPT P484TE006
Chicago Valves And Controls

3/4", Forged Steel Class 800 Piston Check Valve, FNPT

Zoro # G9158166
Mfr # P484TE006
product price:  $58.35
/ea
Cole-Parmer Miniature Check Valve, Nylon Housing, Silicone Diaphragm, 3/16in ID GM47ASA
Cole-Parmer

Miniature Check Valve, Nylon Housing, Silicone Diaphragm, 3/16in ID

Zoro # G014185493
Mfr # GM47ASA
product price:  $5.79
/ea
Sold in mult. of 2 for $11.58
Wilkins Dual Check Valve, Female NPT Union Inlet 12UFX12F-700XL
Wilkins

Dual Check Valve, Female NPT Union Inlet

Zoro # G7462605
Mfr # 12UFX12F-700XL
product price:  $104.99
/ea
Dayton 1-1/2" Socket PVC True Union Swing Waste Water Check Valve 4RG90
Dayton

1-1/2" Socket PVC True Union Swing Waste Water Check Valve

Zoro # G1983283
Mfr # 4RG90
product price:  $71.29
/ea
Zoro Select Check Valve, 3.23 in Overall L 06H021N01114
Zoro Select

Check Valve, 3.23 in Overall L

Zoro # G705657346
Mfr # 06H021N01114
product price:  $77.35
/ea
Zoro Select Swing Check Valve, 3.375 in Overall L 10F304
Zoro Select

Swing Check Valve, 3.375 in Overall L

Zoro # G4271906
Mfr # 10F304
product price:  $73.25
/ea
Parker Check Valve, 3.7813 in Overall L CV-1-2244
Parker

Check Valve, 3.7813 in Overall L

Zoro # G0723597
Mfr # CV-1-2244
product price:  $479.99
/ea
Plast-O-Matic Check Valve, 7.375 in Overall L CKS150VT-NC-PV
Plast-O-Matic

Check Valve, 7.375 in Overall L

Zoro # G4185307
Mfr # CKS150VT-NC-PV
product price:  $295.99
/ea
Zoro Select 1/8" MNPT Stainless Steel Piston Spring Check Valve CHK SST 210-2M2M-B
Zoro Select

1/8" MNPT Stainless Steel Piston Spring Check Valve

Zoro # G1418952
Mfr # CHK SST 210-2M2M-B
product price:  $27.99
/ea
Zoro Select 3/8" FNPT Stainless Steel Piston Spring Check Valve CHK SST 615-6F6F-B
Zoro Select

3/8" FNPT Stainless Steel Piston Spring Check Valve

Zoro # G2609695
Mfr # CHK SST 615-6F6F-B
product price:  $72.29
/ea
Milwaukee Valve 1-1/4" Threaded Low Lead Brass Swing Check Valve UP0967000114
Milwaukee Valve

1-1/4" Threaded Low Lead Brass Swing Check Valve

Zoro # G3942005
Mfr # UP0967000114
product price:  $126.99
/ea
Apollo Valves 1" Press Lead Free Bronze Ball Cone Check Valve 61LF10501PR
Apollo Valves

1" Press Lead Free Bronze Ball Cone Check Valve

Zoro # G4654526
Mfr # 61LF10501PR
product price:  $95.29
/ea
Parker Check Valve, 4.0938 in Overall L CV-1-2288
Parker

Check Valve, 4.0938 in Overall L

Zoro # G0317441
Mfr # CV-1-2288
product price:  $640.99
/ea
Champion 6" Flanged Ductile Iron Wafer Check Valve 6SD12-LSBS-P
Champion

6" Flanged Ductile Iron Wafer Check Valve

Zoro # G7344508
Mfr # 6SD12-LSBS-P
product price:  $389.99
/ea
Parker Check Valve, 4 in Overall L CV-1-6666
Parker

Check Valve, 4 in Overall L

Zoro # G2173087
Mfr # CV-1-6666
product price:  $555.99
/ea
Ssi 8" Wafer Flange Cast Iron Double Disc Check Valve 0800-125WTIBB-T
Ssi

8" Wafer Flange Cast Iron Double Disc Check Valve

Zoro # G8169822
Mfr # 0800-125WTIBB-T
product price:  $436.99
/ea
Check Valves (3,500+ items) - Page 21
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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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parker stainless steel filtercheck valve cpvc 1/2"3" cast iron trapstainless springs1/2" npt stainless steel
zoeller quiet check valveflange mount check valveplast-o-matic 2" ball valveswagelok brasscheck valve 1/8

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