Featured Categories

  • Tools & Machining
  • Shipping, Packaging & Office Supplies
  • Plumbing
  • Safety

Shop Categories

  • Abrasives & Polishers
  • Adhesives & Tapes
  • Electrical Supplies
  • Electronics
  • Fasteners
  • Food Service & Restaurant Supplies
  • Furniture, Linens & Decor
  • Grounds & Outdoor
  • Hardware & Building Materials
  • Heating & Cooling
  • Janitorial & Cleaning Supplies
  • Lab Equipment & Supplies
  • Lighting
  • Material Handling
  • Medical & Personal Care
  • Paint, Coatings & Supplies
  • Plumbing
  • Power Transmission
  • Pumps
  • Raw Materials
  • Safety
  • Shipping, Packaging & Office Supplies
  • Storage & Workspace
  • Test Instruments & Gauges
  • Tools & Machining
  • Vehicle Maintenance
  • Welding, Soldering & Brazing
  • About Us
  • Promo Codes
  • Contact Us
Added to Cart
Skip to Main Content
FREE Shipping on orders over $50 after you . Restrictions Apply
Zoro Homepage
Close icon
Clipboard Icon Clipboard Icon Quick Order
Cart Icon
0
Cart Icon
0
Cart
  • Low prices on everyday needs. Shop Zoro Select
  • Don't miss these limited time offers. Shop All Deals
  • Get 30 days to pay with Net 30. Apply Now
  1. Home
  2. /
  3. Plumbing
  4. /
  5. Pipes, Valves & Fittings
  6. /
  7. Valves
  8. /
  9. Check Valves
Search Feedback

Check Valves (3,500+ items) - Page 50

B & K Campbell 1-1/4 in. D X 1-1/4 in. D FNPT x FNPT Red Brass Spring Loaded Check Valve CV-5TLF
B & K

Campbell 1-1/4 in. D X 1-1/4 in. D FNPT x FNPT Red Brass Spring Loaded Check Valve

Zoro # G7700372
Mfr # CV-5TLF
product price:  $64.85
/ea
B & K Homewerks 1/2 in. D X 1/2 in. D FIP Brass Swing Check Valve 240-2-12
B & K

Homewerks 1/2 in. D X 1/2 in. D FIP Brass Swing Check Valve

Zoro # G8633802
Mfr # 240-2-12
product price:  $16.79
/ea
Hayward Flow Control Check Valve, Wafer, 8", CPVC/EPDM WCV2800E
Hayward Flow Control

Check Valve, Wafer, 8", CPVC/EPDM

Zoro # G7079947
Mfr # WCV2800E
product price:  $2,100.99
/ea
Hella A/P Check Valve, 7.01318.20.0 7.01318.20.0
Hella

A/P Check Valve, 7.01318.20.0

Zoro # G6856450
Mfr # 7.01318.20.0
product price:  $145.99
/ea
Firomatic B200Hcv 1/2" Ips Soft Seat Check B200HCV
Firomatic

B200Hcv 1/2" Ips Soft Seat Check

Zoro # G7027028
Mfr # B200HCV
product price:  $99.69
/ea
Aquascape Dual Union Check Valve - 2.0 48026
Aquascape

Dual Union Check Valve - 2.0

Zoro # G615834561
Mfr # 48026
product price:  $128.99
/ea
Hayward Flow Control Y-Check Valve, True Union, 3", PVC/EPDM, Socket YC10300SEU
Hayward Flow Control

Y-Check Valve, True Union, 3", PVC/EPDM, Socket

Zoro # G6598216
Mfr # YC10300SEU
product price:  $789.99
/ea
Thrifco Plumbing 1-1/2 Inch FIP Brass Swing Check Valve 6415175
Thrifco Plumbing

1-1/2 Inch FIP Brass Swing Check Valve

Zoro # G609532169
Mfr # 6415175
product price:  $63.15
/ea
Firomatic B100Hcv 3/8" Npt(F) X 3/8" Npt B100HCV
Firomatic

B100Hcv 3/8" Npt(F) X 3/8" Npt

Zoro # G6914958
Mfr # B100HCV
product price:  $48.99
/ea
Perfectpatio 0.5 in. x 0.5 in. Backflow Prevention; Lead Free Male Check Valve PE357501
Perfectpatio

0.5 in. x 0.5 in. Backflow Prevention; Lead Free Male Check Valve

Zoro # G704015529
Mfr # PE357501
product price:  $32.79
/ea
Eat-In 1.25 x 1.25 x 1.5 in. Slip Plastic Check Valve EA3307283
Eat-In

1.25 x 1.25 x 1.5 in. Slip Plastic Check Valve

Zoro # G611957257
Mfr # EA3307283
product price:  $60.79
/ea
Milton In Line Check Valve, 1/4" FNPT 1093-4
Milton

In Line Check Valve, 1/4" FNPT

Zoro # G5035077
Mfr # 1093-4
product price:  $33.89
/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
Component Hardware 20-1/2" W x 17-3/4" H Stainless Steel Fryer Splash Guard FRY90-1000
Component Hardware

20-1/2" W x 17-3/4" H Stainless Steel Fryer Splash Guard

Zoro # G3922468
Mfr # FRY90-1000
product price:  $80.99
/ea
Drainage Industries 1-1/4 In. ABS In-Line Sump Pump Check Valve CV01.25/1.5INRB
Drainage Industries

1-1/4 In. ABS In-Line Sump Pump Check Valve

Zoro # G311360579
Mfr # CV01.25/1.5INRB
product price:  $14.89
/ea
Bookazine 2 in. Check Valve Threader Collar - Set of 2 TI3325213
Bookazine

2 in. Check Valve Threader Collar - Set of 2

Zoro # G311945387
Mfr # TI3325213
product price:  $33.99
/ea
Ez-Fluid 1/2in Threaded Swing Check Valve Brass EZSCT12
Ez-Fluid

1/2in Threaded Swing Check Valve Brass

Zoro # G313120850
Mfr # EZSCT12
product price:  $11.55
/ea
Superjock 0.75 in. in. Double Barb Inline Scupper Check Valve, Black SU2561043
Superjock

0.75 in. in. Double Barb Inline Scupper Check Valve, Black

Zoro # G310045064
Mfr # SU2561043
product price:  $43.29
/ea
Superjock 97800 Crankcase Evacuation System Check Valve SU371366
Superjock

97800 Crankcase Evacuation System Check Valve

Zoro # G415799350
Mfr # SU371366
product price:  $64.19
/ea
Proline Series ProLine PVC 3/4'' SOLV x 3/4'' SOLV In-Line Check Valve 101-604
Proline Series

ProLine PVC 3/4'' SOLV x 3/4'' SOLV In-Line Check Valve

Zoro # G221874579
Mfr # 101-604
product price:  $5.19
/ea
Legend Valve 2-1/2" S-451 CHECK VALVE 105-209
Legend Valve

2-1/2" S-451 CHECK VALVE

Zoro # G1793744
Mfr # 105-209
product price:  $131.99
/ea
Vibrant 8AN Female to Male Inline Check Valve V32-11118
Vibrant

8AN Female to Male Inline Check Valve

Zoro # G010528546
Mfr # V32-11118
product price:  $71.55
/ea
Midland Industries VALVE CHECK SWG 1IN FPT C85700 BRS FBR H 940354
Midland Industries

VALVE CHECK SWG 1IN FPT C85700 BRS FBR H

Zoro # G021699563
Mfr # 940354
product price:  $53.59
/ea
Midland Industries VALVE CHECK LIFT IN-L 1IN FNPT FGD BRS 944432
Midland Industries

VALVE CHECK LIFT IN-L 1IN FNPT FGD BRS

Zoro # G121700435
Mfr # 944432
product price:  $62.15
/ea
Midland Industries VALVE CHECK PRESS HIGH 1/4 X 1/4IN BRS 46500
Midland Industries

VALVE CHECK PRESS HIGH 1/4 X 1/4IN BRS

Zoro # G021698207
Mfr # 46500
product price:  $26.39
/ea
Midland Industries VALVE CHECK LIFT IN-L 1-1/2IN FNPT BRS 944434
Midland Industries

VALVE CHECK LIFT IN-L 1-1/2IN FNPT BRS

Zoro # G021700092
Mfr # 944434
product price:  $115.99
/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
Midland Industries VALVE CHECK LIFT IN-L 3/8IN FNPT FGD BRS 944429
Midland Industries

VALVE CHECK LIFT IN-L 3/8IN FNPT FGD BRS

Zoro # G121699043
Mfr # 944429
product price:  $47.19
/ea
Thrifco Plumbing 1-1/4 Inch Threaded PVC Swing Check Valve 6415313
Thrifco Plumbing

1-1/4 Inch Threaded PVC Swing Check Valve

Zoro # G109532171
Mfr # 6415313
product price:  $30.35
/ea
Copeland Compressor SERV CHECK VALVE KIT 998-0335-00
Copeland Compressor

SERV CHECK VALVE KIT

Zoro # G109947784
Mfr # 998-0335-00
product price:  $106.99
/ea
Thrifco Plumbing 1-1/4 Inch FIP Brass Swing Check Valve 6415174
Thrifco Plumbing

1-1/4 Inch FIP Brass Swing Check Valve

Zoro # G009547671
Mfr # 6415174
product price:  $54.15
/ea
Asahi 12" PVC Spring Wafer Check Valve 111206122
Asahi

12" PVC Spring Wafer Check Valve

Zoro # G6196202
Mfr # 111206122
product price:  $3,485.99
/ea
Wilkins 1" Union Female Meter x 3/4" FNPT Dual Check Valve 1UFMX34F-705
Wilkins

1" Union Female Meter x 3/4" FNPT Dual Check Valve

Zoro # G4452454
Mfr # 1UFMX34F-705
product price:  $36.25
/ea
Hoke CVH Series Check Valves - 3/4in Tube x 3/4in FNPT, 0-6000 PSI, -20 Deg. To 400 Deg. F CVHG12Y21S
Hoke

CVH Series Check Valves - 3/4in Tube x 3/4in FNPT, 0-6000 PSI, -20 Deg. To 400 Deg. F

Zoro # G816507202
Mfr # CVHG12Y21S
product price:  $1,571.99
/ea
Champion 3" Flanged Ductile Iron Spring Lever Wafer Check Valve 3SDX12-LTBS-P3/6
Champion

3" Flanged Ductile Iron Spring Lever Wafer Check Valve

Zoro # G7330760
Mfr # 3SDX12-LTBS-P3/6
product price:  $375.99
/ea
Sharpe Check Valve, 3.11 in Overall L 4371001800
Sharpe

Check Valve, 3.11 in Overall L

Zoro # G108258799
Mfr # 4371001800
product price:  $155.99
/ea
Check Valves (3,500+ items) - Page 50
  • First
  • Previous
  • 50
    of 104 pages
  • Next
  • Last

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

Ball ValvesSolenoid ValvesRelief ValvesValve PartsPVC Pipe Fittings
Black Pipe FittingsStainless Steel Pipe FittingsCamlock FittingsBrass Pipe FittingsPush-to-Connect Tube Fittings
plast-o-matic 2" ball valve1" dual check valve1/2" inline check valveparker stainless steel filterflange mount check valve
1/2" npt stainless steel1" bronze ball valve2" spring checkcheck valve cpvc 1/2"swagelok brass

Sign Up & Save

Take 10% off your next order when you sign up for Zoro emails. Subscribe now to receive your promo code via email.

Follow Us

  • Facebook
  • YouTube
  • LinkedIn
  • Instagram
Every Part Plays a Part

Information

  • About Us
  • Accessibility
  • Careers
  • Inclusion
  • Giving Back
  • Resource Hub
  • Returns
  • Shipping

Shopping

  • Brands
  • Collections
  • My Account
  • Payments
  • Promo Codes
  • Sitemap
  • Track My Order

Services

  • Customer Service
  • FAQs
  • Net 30 Terms
  • Reseller Program
  • Sell on Zoro
  • Participate in Research

Zoro, Inc

Connect

Customer Service From Real People

  • Phone: (855) 289-9676
  • Contact Us

© 2011-2026 Zoro Tools, Inc. All rights reserved.
  • Terms & Conditions
  • Terms of Access
  • Privacy Policy
Zoro, Inc