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 101

B & K 0821-15H Quiet Check Valve  White - 1.5 in. 4529988
B & K

0821-15H Quiet Check Valve White - 1.5 in.

Zoro # G115834269
Mfr # 4529988
product price:  $46.15
/ea
Eat-In 1.5 in. 40 PSI Plastic Check Valve EA3518609
Eat-In

1.5 in. 40 PSI Plastic Check Valve

Zoro # G011957451
Mfr # EA3518609
product price:  $60.75
/ea
Hands On 20 in Stainless Steel Braided Leader Hose with Check Valve HA736378
Hands On

20 in Stainless Steel Braided Leader Hose with Check Valve

Zoro # G015193589
Mfr # HA736378
product price:  $42.89
/ea
Hands On 0.37 in. F to 0.37 in. M Black Nickel Plated Check Valve HA3871330
Hands On

0.37 in. F to 0.37 in. M Black Nickel Plated Check Valve

Zoro # G315199229
Mfr # HA3871330
product price:  $32.69
/ea
Strataflo 3/4" FNPT Brass Check Valve with Buna-S Rubber Poppet 300-075
Strataflo

3/4" FNPT Brass Check Valve with Buna-S Rubber Poppet

Zoro # G904988371
Mfr # 300-075
product price:  $117.99
/ea
No Product Image Available
K-T Industries

Tank Valve

Zoro # G410843843
Mfr # 6-5470
product price:  $11.95
/ea
No Product Image Available
Toro

Anti Siphon Valve 3/4"

Zoro # G906891679
Mfr # L7034
product price:  $37.85
/ea
Bous Performance 2 lbs Residual Check Valve B10301
Bous Performance

2 lbs Residual Check Valve

Zoro # G212009560
Mfr # B10301
product price:  $35.49
/ea
Zoeller Quiet Check Valve, 1.5 in., PVC, Union Solvent Weld - White ZO299869
Zoeller

Quiet Check Valve, 1.5 in., PVC, Union Solvent Weld - White

Zoro # G611953426
Mfr # ZO299869
product price:  $60.19
/ea
Nds 1001-07-KC070T .75 FIP PVC Check Valve 6462550
Nds

1001-07-KC070T .75 FIP PVC Check Valve

Zoro # G415834105
Mfr # 6462550
product price:  $21.29
/ea
No Product Image Available
Campbell Mfg

1.5 in.Wht Quiet Chck Valve

Zoro # G810793458
Mfr # B-0821-15H
product price:  $38.55
/ea
No Product Image Available
Smith-Cooper

Check Valve, 2 in. Ips Swing

Zoro # G910023486
Mfr # 01739191N
product price:  $104.99
/ea
No Product Image Available
Merrill Mfg

1/2 in. No Lead Check Valve

Zoro # G910654871
Mfr # CVNL50
product price:  $18.49
/ea
No Product Image Available
Smith-Cooper

0209cv30il 3/4 in. Brs Spring Chk Vlv Lf

Zoro # G810023487
Mfr # SLS-SM46342
product price:  $37.69
/ea
No Product Image Available
Merrill Mfg

Check Valve, Brass 1-1/2 in. Nl

Zoro # G810654865
Mfr # CVNL150
product price:  $40.25
/ea
No Product Image Available
Simmons

Low Lead Bronze Check Valve

Zoro # G810395706
Mfr # 7503
product price:  $28.69
/ea
No Product Image Available
Ldr Industries

022-1244 SWING CHECK VALVE 3/4IN IPS 125WOG

Zoro # G710033470
Mfr # 240-2-34
product price:  $23.95
/ea
No Product Image Available
Brady

Quiet Chck Vlv 2"

Zoro # G606875023
Mfr # B-0823-20
product price:  $55.95
/ea
No Product Image Available
Kbi

Check Valv Pvc 2"Fpt

Zoro # G607064747
Mfr # VCKP40B8B
product price:  $27.59
/ea
No Product Image Available
Kbi

Check Valve 1.5"Slip

Zoro # G607025045
Mfr # VCKP40E7B
product price:  $20.39
/ea
No Product Image Available
Simmons Mfg Co

Low Lead Bronze Check Valve

Zoro # G710566411
Mfr # 7504
product price:  $39.59
/ea
No Product Image Available
Drainage Industries

Sump Pump Check Valve

Zoro # G710035894
Mfr # 2460
product price:  $17.35
/ea
No Product Image Available
Smith-Cooper

Check Valve, 1-1/4 in. Solvent Pvc

Zoro # G710023488
Mfr # 0209CV50L
product price:  $41.75
/ea
No Product Image Available
B & K

Brass Swing Check Valves

Zoro # G710545911
Mfr # RPSYELR10
product price:  $31.99
/ea
No Product Image Available
Simmons Mfg Co

454Sb Valve 1-1/4 Foot

Zoro # G710395714
Mfr # E254DB
product price:  $52.75
/ea
No Product Image Available
Mueller Industries

VALVE 1-1/2 NL BRONZE CHECK

Zoro # G410395632
Mfr # 101-307NL
product price:  $62.35
/ea
Apollo Valves VLV, BALL CONE CHK, 3/4in, 61-200 (SER, BRZ) 6120401
Apollo Valves

VLV, BALL CONE CHK, 3/4in, 61-200 (SER, BRZ)

Zoro # G522711818
Mfr # 6120401
product price:  $47.65
/ea
No Product Image Available
Campbell

CHECK VALVE 1/2 in. LF

Zoro # G410029865
Mfr # CV-2TLF
product price:  $34.85
/ea
No Product Image Available
Merrill

Check Valve, Brass 2 in. Nl

Zoro # G410395717
Mfr # CVNL200
product price:  $62.65
/ea
No Product Image Available
Simmons Mfg Co

Low Lead Bronze Check Valve

Zoro # G510634716
Mfr # 7506
product price:  $73.29
/ea
No Product Image Available
Simmons

Low Lead Bronze Check Valve

Zoro # G510395655
Mfr # 7505
product price:  $44.05
/ea
No Product Image Available
Kbi

Pvc Chck Vlv 3/4"

Zoro # G506978343
Mfr # VCKP40B4B
product price:  $12.25
/ea
No Product Image Available
Drainage Industries

Full-Flow Design Sump Pump Check Valve

Zoro # G510395716
Mfr # 2251
product price:  $11.69
/ea
No Product Image Available
Brady

Quiet Chck Vlv 2"

Zoro # G506875031
Mfr # B-0823-20C
product price:  $70.95
/ea
No Product Image Available
Campbell Mfg Co.

Valve Foot/Check 1.25 in.

Zoro # G510147834
Mfr # FV125
product price:  $28.35
/ea
No Product Image Available
Ldr Industries

022-1243 SWING CHECK VALVE 1/2IN IPS 125WOG

Zoro # G410025287
Mfr # 240-2-12
product price:  $18.69
/ea
Check Valves (3,500+ items) - Page 101
  • First
  • Previous
  • 101
    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
waste waterflange mount check valvecheck valve cpvc 1/2"swagelok brasszoeller quiet check valve
1" dual check valve1/2" npt stainless steel2" spring checkparker stainless steel filter1" bronze ball valve

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