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
  • Deals
  • Contact Us
Added to Cart
Skip to Main Content Accessibility Statement
FREE SHIPPING on orders over $50 after you . Restrictions Apply
Zoro Homepage
Clipboard Icon Clipboard Icon Quick Order
User Headset Icon User Headset Icon Support
0
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

Check Valves (3,500+ items) - Page 30

Jomar Valve Y-Pattern Check Valve, 3/4 in Pipe Size, Threaded, Lead Free Bronze T-511G
Jomar Valve

Y-Pattern Check Valve, 3/4 in Pipe Size, Threaded, Lead Free Bronze

Zoro # G7058016
Mfr # T-511G
product price: 
$54.39
/ea
Hoke Check Valve, CVH Series, Gyrolok Tube Fitting, 1/2 in Tube x 1/2 in Tube, 316 Stainless Steel CVHG8Y21S
Hoke

Check Valve, CVH Series, Gyrolok Tube Fitting, 1/2 in Tube x 1/2 in Tube, 316 Stainless Steel

Zoro # G116507087
Mfr # CVHG8Y21S
product price: 
$461.99
/ea
Hayward Flow Control Y-Check Valve, True Union, Spring-Loaded, 4", PVC/EPDM, Socket, Adjustable 2-15 psi SLC10400SEU
Hayward Flow Control

Y-Check Valve, True Union, Spring-Loaded, 4", PVC/EPDM, Socket, Adjustable 2-15 psi

Zoro # G6796544
Mfr # SLC10400SEU
product price: 
$909.99
/ea
Smith-Cooper 1" C X C Brass Inline Check Valve 4347003860
Smith-Cooper

1" C X C Brass Inline Check Valve

Zoro # G6775848
Mfr # 4347003860
product price: 
$17.45
/ea
Champion 2-1/2" Flanged Stainless Steel Wafer Check Valve 2.5SDS15-SSP-R
Champion

2-1/2" Flanged Stainless Steel Wafer Check Valve

Zoro # G7344270
Mfr # 2.5SDS15-SSP-R
product price: 
$325.99
/ea
Hayward Flow Control Check Valve, True Union, Ball, 3", CPVC/EPDM, Socket TC2300SE
Hayward Flow Control

Check Valve, True Union, Ball, 3", CPVC/EPDM, Socket

Zoro # G2047857
Mfr # TC2300SE
product price: 
$609.99
/ea
Hayward Flow Control Check Valve, Wafer, 2", CPVC/FPM, with Hastelloy Spring WCV2200VH
Hayward Flow Control

Check Valve, Wafer, 2", CPVC/FPM, with Hastelloy Spring

Zoro # G6525215
Mfr # WCV2200VH
product price: 
$709.99
/ea
Champion 6" Flanged Stainless Steel Wafer Check Valve 6SD15-SSVS-R
Champion

6" Flanged Stainless Steel Wafer Check Valve

Zoro # G7304626
Mfr # 6SD15-SSVS-R
product price: 
$946.99
/ea
Milton In-Line Check Valve, 1/2 in FNPT, Brass 1093-8
Milton

In-Line Check Valve, 1/2 in FNPT, Brass

Zoro # G5035068
Mfr # 1093-8
product price: 
$55.28
/ea
Proline Series Swing Check Valve, 1 in FIP x 1 in FIP, Brass 101-005NL
Proline Series

Swing Check Valve, 1 in FIP x 1 in FIP, Brass

Zoro # G415377572
Mfr # 101-005NL
product price: 
$20.65
/ea
Keckley 4" Wafer Check Valve, Length: 7" 4CW2R-36-36336
Keckley

4" Wafer Check Valve, Length: 7"

Zoro # G3819413
Mfr # 4CW2R-36-36336
product price: 
$1,498.99
/ea
Asahi 4" Flanged Ball Check Valve, Material of Construction: PVC 1212040
Asahi

4" Flanged Ball Check Valve, Material of Construction: PVC

Zoro # G6193901
Mfr # 1212040
product price: 
$745.99
/ea
Georg Fischer 1/2" Threaded Socket PVC/EPDM Spring Check Valve 161562102
Georg Fischer

1/2" Threaded Socket PVC/EPDM Spring Check Valve

Zoro # G4695363
Mfr # 161562102
product price: 
$118.99
/ea
Dayton Spring Check Valve, Inline Spring, 2 in, FIPT x FIPT, PVC Body, 7-15/16 in 4RG69
Dayton

Spring Check Valve, Inline Spring, 2 in, FIPT x FIPT, PVC Body, 7-15/16 in

Zoro # G1364501
Mfr # 4RG69
product price: 
$146.99
/ea
Water Source Inline Sump Check Valve, 1-1/2 in, MNPT, PVC Body SPC250
Water Source

Inline Sump Check Valve, 1-1/2 in, MNPT, PVC Body

Zoro # G716054905
Mfr # SPC250
product price: 
$9.55
/ea
Milwaukee Valve 1-1/2" Threaded Low Lead Brass Swing Check Valve UP0967000112
Milwaukee Valve

1-1/2" Threaded Low Lead Brass Swing Check Valve

Zoro # G4167292
Mfr # UP0967000112
product price: 
$150.99
/ea
Legend Valve Check Valve, T-451, 1-1/4 in, FNPT x FNPT, Brass 105-106
Legend Valve

Check Valve, T-451, 1-1/4 in, FNPT x FNPT, Brass

Zoro # G1777915
Mfr # 105-106
product price: 
$27.59
/ea
Watts Swing Check Valve, 3/4 in, NPT, Lead-Free Brass Body 0123495
Watts

Swing Check Valve, 3/4 in, NPT, Lead-Free Brass Body

Zoro # G709244610
Mfr # 0123495
product price: 
$49.69
/ea
Georg Fischer 1/2" Threaded Socket CPVC/EPDM Spring Check Valve 163562102
Georg Fischer

1/2" Threaded Socket CPVC/EPDM Spring Check Valve

Zoro # G4664231
Mfr # 163562102
product price: 
$242.99
/ea
Discover Inline Check Valve, 1 in, MNPT x FNPT, 316 Stainless Steel 102757
Discover

Inline Check Valve, 1 in, MNPT x FNPT, 316 Stainless Steel

Zoro # G015879810
Mfr # 102757
product price: 
$98.15
/ea
Pentair Diverter Valve, 3-Way, PVC, 2 in Pipe Size 263029
Pentair

Diverter Valve, 3-Way, PVC, 2 in Pipe Size

Zoro # G621718473
Mfr # 263029
product price: 
$73.29
/ea
Legend Valve Check Valve, Wafer, Bronze Body, 3 in 116-223
Legend Valve

Check Valve, Wafer, Bronze Body, 3 in

Zoro # G1797314
Mfr # 116-223
product price: 
$139.99
/ea
Ez-Fluid Check Valve, Spring Loaded, Threaded, Brass Body, 2 in Pipe Size EZSIT2
Ez-Fluid

Check Valve, Spring Loaded, Threaded, Brass Body, 2 in Pipe Size

Zoro # G213120752
Mfr # EZSIT2
product price: 
$85.75
/ea
Strataflo Check Valve, Spring Loaded, 1/2 in FNPT, Brass Body, Buna-N Poppet 375-050
Strataflo

Check Valve, Spring Loaded, 1/2 in FNPT, Brass Body, Buna-N Poppet

Zoro # G104992093
Mfr # 375-050
product price: 
$110.99
/ea
Jomar Valve 1-1/4" Solder Lead Free Brass Spring Check Valve S-521G
Jomar Valve

1-1/4" Solder Lead Free Brass Spring Check Valve

Zoro # G7043149
Mfr # S-521G
product price: 
$71.89
/ea
Hayward Flow Control Y-Check Valve, Spring-Loaded, 2", PVC/FPM, Threaded, Adjustable 2-15 psi SLC10200T
Hayward Flow Control

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

Zoro # G3108366
Mfr # SLC10200T
product price: 
$507.99
/ea
Dayton Spring Check Valve, Inline, 1 in Pipe Size, Slip x Slip, PVC Body 4RG72
Dayton

Spring Check Valve, Inline, 1 in Pipe Size, Slip x Slip, PVC Body

Zoro # G2107725
Mfr # 4RG72
product price: 
$62.59
/ea
Jomar Valve 3/4" Solder Lead Free Brass Spring Check Valve S-521G
Jomar Valve

3/4" Solder Lead Free Brass Spring Check Valve

Zoro # G7074350
Mfr # S-521G
product price: 
$29.89
/ea
Champion 3" Flanged Ductile Iron Spring Spring Wafer Check Valve 3SDX12-LTBS-P1/4
Champion

3" Flanged Ductile Iron Spring Spring Wafer Check Valve

Zoro # G7344395
Mfr # 3SDX12-LTBS-P1/4
product price: 
$326.99
/ea
Wilkins Dual Check Valve, Bronze Body, 5.5 in L x 2.66 in W x 2.64 in H 34UFX34F-700
Wilkins

Dual Check Valve, Bronze Body, 5.5 in L x 2.66 in W x 2.64 in H

Zoro # G8669374
Mfr # 34UFX34F-700
product price: 
$82.99
/ea
Sharpe Check Valve, 2483 Series, Piston, 3/4 in NPSM Female Threaded, Carbon Steel Body 4371001920
Sharpe

Check Valve, 2483 Series, Piston, 3/4 in NPSM Female Threaded, Carbon Steel Body

Zoro # G108258966
Mfr # 4371001920
product price: 
$202.99
/ea
Hoke Ball Check Valve, 6100 Series, Brass Body, 1/4 in FNPT x 1/4 in FNPT, 3000 psi 6113F4B
Hoke

Ball Check Valve, 6100 Series, Brass Body, 1/4 in FNPT x 1/4 in FNPT, 3000 psi

Zoro # G816507240
Mfr # 6113F4B
product price: 
$100.99
/ea
Extras 1 in. In-Line Non-Return Check Valve EX2561093
Extras

1 in. In-Line Non-Return Check Valve

Zoro # G310063426
Mfr # EX2561093
product price: 
$46.65
/ea
Campbell Fittings Campbell 1-1/4 in. D X 1-1/2 in. D Rubber Straight Boot Sump Pump Sleeve BQC 125/150BLK
Campbell Fittings

Campbell 1-1/4 in. D X 1-1/2 in. D Rubber Straight Boot Sump Pump Sleeve

Zoro # G210832566
Mfr # BQC 125/150BLK
product price: 
$12.99
/ea
Asahi 2" Flanged PVC Swing Check Valve 1205020
Asahi

2" Flanged PVC Swing Check Valve

Zoro # G6199538
Mfr # 1205020
product price: 
$923.99
/ea
Jomar Valve 3/4" Press Lead Free Brass Horizontal Check Valve P-501G
Jomar Valve

3/4" Press Lead Free Brass Horizontal Check Valve

Zoro # G7156235
Mfr # P-501G
product price: 
$68.99
/ea
Check Valves (3,500+ items) - Page 30
  • First
  • Previous
  • 30
    of 111 pages
  • Next
  • Last
How was your search?

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 ValvesValve PartsRelief ValvesPVC Pipe Fittings
Black Pipe FittingsStainless Steel Pipe FittingsBrass Pipe FittingsPush-to-Connect Tube FittingsCamlock Fittings
1/2" swing check valves1" brass check valves1/2 inch check valves1-1/2" swing check valves1/2" brass check valves
2" flanged check valves4" wafer check valves1/2" pvc check valves2" pvc check valves3" brass check valves

Sign up and 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
  • Deals
  • Sitemap
  • Track My Order

Services

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

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