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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 98

Proline Series 2 In. PVC Schedule 40 Spring Loaded Check Valve 101-108
Proline Series

2 In. PVC Schedule 40 Spring Loaded Check Valve

Zoro # G211360556
Mfr # 101-108
product price:  $38.95
/ea
Sold in mult. of 2 for $77.90
Hayward Flow Control Y-Check Valve, 4", PVC/EPDM, Socket YC10400SE
Hayward Flow Control

Y-Check Valve, 4", PVC/EPDM, Socket

Zoro # G7148477
Mfr # YC10400SE
product price:  $1,378.99
/ea
Hoke 6100 Series Ball Check Valves - 1/4in MNPT x  1/4in MNPT, 3000 PSI, -40 Deg. To 200 Deg.F 6113M4B
Hoke

6100 Series Ball Check Valves - 1/4in MNPT x 1/4in MNPT, 3000 PSI, -40 Deg. To 200 Deg.F

Zoro # G316507214
Mfr # 6113M4B
product price:  $169.99
/ea
Valterra 2" Slip PVC Spring Swing Check Valve 200-20
Valterra

2" Slip PVC Spring Swing Check Valve

Zoro # G9782701
Mfr # 200-20
product price:  $26.99
/ea
Ham-Let Instrumentation Check Valve H-400HP-SS-L-3/4-1/3PSI
Ham-Let

Instrumentation Check Valve

Zoro # G508258870
Mfr # H-400HP-SS-L-3/4-1/3PSI
product price:  $377.99
/ea
Milwaukee Valve Swing Check Valve 509Y-P2 - 034
Milwaukee Valve

Swing Check Valve

Zoro # G508413507
Mfr # 509Y-P2 - 034
product price:  $96.99
/ea
Vne 1" Stainless Steel Spring Check Valve 45C-61.0-V
Vne

1" Stainless Steel Spring Check Valve

Zoro # G3954124
Mfr # 45C-61.0-V
product price:  $258.99
/ea
Hayward Flow Control Y-Check Valve, 3/4", PVC/EPDM, Socket YC10075SE
Hayward Flow Control

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

Zoro # G6843112
Mfr # YC10075SE
product price:  $149.99
/ea
B & K 0821-20HC 2 in. HC Check Valve Quiet Clear 4530226
B & K

0821-20HC 2 in. HC Check Valve Quiet Clear

Zoro # G203978684
Mfr # 4530226
product price:  $80.45
/ea
Milwaukee Valve 8" Flanged Cast Steel Swing Check Valve 1570 CB2 8"
Milwaukee Valve

8" Flanged Cast Steel Swing Check Valve

Zoro # G3482157
Mfr # 1570 CB2 8"
product price:  $2,029.99
/ea
Dixon 1 in ECCENTRIC SPRING CHECK VALVE, FKM EHSCV100
Dixon

1 in ECCENTRIC SPRING CHECK VALVE, FKM

Zoro # G809136327
Mfr # EHSCV100
product price:  $630.99
/ea
Valterra Check Valve, 3.3824 in Overall L 200-15
Valterra

Check Valve, 3.3824 in Overall L

Zoro # G9782717
Mfr # 200-15
product price:  $18.79
/ea
Strataflo 1/2" FNPT Brass Check Valve with Stainless Steel Poppet 400-050
Strataflo

1/2" FNPT Brass Check Valve with Stainless Steel Poppet

Zoro # G604942840
Mfr # 400-050
product price:  $126.99
/ea
Strataflo 1-1/2" FNPT Brass Check Valve with Buna-N Rubber Poppet 375-150
Strataflo

1-1/2" FNPT Brass Check Valve with Buna-N Rubber Poppet

Zoro # G204992092
Mfr # 375-150
product price:  $263.99
/ea
Valterra 1" Slip PVC Spring Swing Check Valve 200-10
Valterra

1" Slip PVC Spring Swing Check Valve

Zoro # G9782726
Mfr # 200-10
product price:  $17.19
/ea
Midland Industries VALVE CHECK PRESS HIGH 3/8IN FIP X FIP 46511
Midland Industries

VALVE CHECK PRESS HIGH 3/8IN FIP X FIP

Zoro # G421701224
Mfr # 46511
product price:  $36.29
/ea
B & K B And K Industries 104-825HC .5 in. X 8 in. Quarter Turn Anti-Siphon Frost Free Sill 104-825HC
B & K

B And K Industries 104-825HC .5 in. X 8 in. Quarter Turn Anti-Siphon Frost Free Sill

Zoro # G303899384
Mfr # 104-825HC
product price:  $76.79
/ea
Midland Industries VALVE CHECK IN-L 3/8IN FNPT X FNPT BRS 944402
Midland Industries

VALVE CHECK IN-L 3/8IN FNPT X FNPT BRS

Zoro # G121699302
Mfr # 944402
product price:  $37.15
/ea
Champion 4" Flanged Stainless Steel Spring Check Valve 4SDX15-SSVS-R1/4
Champion

4" Flanged Stainless Steel Spring Check Valve

Zoro # G7331016
Mfr # 4SDX15-SSVS-R1/4
product price:  $1,227.99
/ea
Parker Check Valve, 3.8125 in Overall L CV-1-6644
Parker

Check Valve, 3.8125 in Overall L

Zoro # G3120941
Mfr # CV-1-6644
product price:  $507.78
/ea
Milwaukee Valve Swing Y Check Valve, 7.875 in Overall L 507 3
Milwaukee Valve

Swing Y Check Valve, 7.875 in Overall L

Zoro # G0437263
Mfr # 507 3
product price:  $1,236.39
/ea
Legend Valve 2" T-750 S.S. CHECK VALVE 113-438
Legend Valve

2" T-750 S.S. CHECK VALVE

Zoro # G1789508
Mfr # 113-438
product price:  $226.99
/ea
Proline Series Brass 2-in SWT x 2-in SWT Swing Check Valve 101-508NL
Proline Series

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

Zoro # G015377569
Mfr # 101-508NL
product price:  $86.49
/ea
Parker 1/4" A-LOK(R) Brass Instrumentation Check Valve 4A-C4L-10-BN-B
Parker

1/4" A-LOK(R) Brass Instrumentation Check Valve

Zoro # G1475652
Mfr # 4A-C4L-10-BN-B
product price:  $70.59
/ea
Western Enterprises Check Valves, Bushing, 1/4 in NPT, Oxygen, B Size, RH, 10PK 312-CV-32R
Western Enterprises

Check Valves, Bushing, 1/4 in NPT, Oxygen, B Size, RH, 10PK

Zoro # G822454163
Mfr # 312-CV-32R
product price:  $184.99
/pk 10, $18.50/ea
Sold in mult. of 10 for $1,849.90
Drainage Industries 2 In. ABS Thermoplastic In-Line Sump Pump Check Valve CV02IN
Drainage Industries

2 In. ABS Thermoplastic In-Line Sump Pump Check Valve

Zoro # G711360582
Mfr # CV02IN
product price:  $23.49
/ea
Proline Series 1/2 In. PVC Schedule 40 Spring Loaded Check Valve 101-103
Proline Series

1/2 In. PVC Schedule 40 Spring Loaded Check Valve

Zoro # G211360563
Mfr # 101-103
product price:  $7.25
/ea
Sold in mult. of 5 for $36.25
Proline Series 3/4 In. PVC Schedule 40 Solvent Check Valve 101-604
Proline Series

3/4 In. PVC Schedule 40 Solvent Check Valve

Zoro # G611360583
Mfr # 101-604
product price:  $6.69
/ea
Sold in mult. of 5 for $33.45
Proline Series 2 In. PVC Schedule 40 Solvent Check Valve 101-608
Proline Series

2 In. PVC Schedule 40 Solvent Check Valve

Zoro # G511360560
Mfr # 101-608
product price:  $35.79
/ea
Sold in mult. of 2 for $71.58
Hayward Flow Control Check Valve TC20100FE
Hayward Flow Control

Check Valve

Zoro # G314385579
Mfr # TC20100FE
product price:  $214.99
/ea
Champion 4" Flanged Ductile Iron Spring Lever Wafer Check Valve 4SDX12-LTBS-P2/5
Champion

4" Flanged Ductile Iron Spring Lever Wafer Check Valve

Zoro # G7330891
Mfr # 4SDX12-LTBS-P2/5
product price:  $697.99
/ea
Zoro Select Spring Check Valve, 4.0938 in Overall L 6AJY9
Zoro Select

Spring Check Valve, 4.0938 in Overall L

Zoro # G2217153
Mfr # 6AJY9
product price:  $30.15
/ea
Watts Flow Check Valve, 1 In, FNPT, Cast Iron 2000 1"
Watts

Flow Check Valve, 1 In, FNPT, Cast Iron

Zoro # G0983762
Mfr # 2000 1"
product price:  $119.99
/ea
Milwaukee Valve 2-1/2" Solder Bronze Swing Check Valve 1509 2-1/2"
Milwaukee Valve

2-1/2" Solder Bronze Swing Check Valve

Zoro # G0768004
Mfr # 1509 2-1/2"
product price:  $381.99
/ea
Val-Matic 8" Flanged Cast Iron Silent Check Valve 1808A-DSY
Val-Matic

8" Flanged Cast Iron Silent Check Valve

Zoro # G0697837
Mfr # 1808A-DSY
product price:  $2,443.99
/ea
Spears Manufacturing S1580-20F 2 In. Fpt Spring Type Check Valve - Opens At.5 Lbs. S158020F
Spears Manufacturing

S1580-20F 2 In. Fpt Spring Type Check Valve - Opens At.5 Lbs.

Zoro # G903987375
Mfr # S158020F
product price:  $67.59
/ea
Check Valves (3,500+ items) - Page 98
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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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