Shop plumbing water check valve

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$83.99
Midline Valve 372S256-5 Inline Spring Loaded Check Valve, Backflow Prevention, 3/4" Press Connections, Cast Brass (5 Pack), 5 Count
Amazon.com
8
Free shipping
$83.99
Midline Valve 372S256-5 Inline Spring Loaded Check Valve, Backflow Prevention, 3/4" Press Connections, Cast Brass (5 Pack), 5 Count
Amazon.com
$38.49
Seafit Bronze Check Valve 3/4" NPT | By West Marine
WestMarine
$38.49
Seafit Bronze Check Valve 3/4" NPT | By West Marine
WestMarine
$50.99
Sealco 1/2" X 2.75" One Way Check Valve | 1-Way Check Valve | 102001/2
FleetPride
$50.99
Sealco 1/2" X 2.75" One Way Check Valve | 1-Way Check Valve | 102001/2
FleetPride
$66.69
Knight Equipment Check Valve, High Pressure, Plastic/ S.S. 1/4" Tube X 1/8" MNPT
Cannon Water Technology
$66.69
Knight Equipment Check Valve, High Pressure, Plastic/ S.S. 1/4" Tube X 1/8" MNPT
Cannon Water Technology
$26.00
Stenner BC014-1 Injection Back Check Valve, Viton Seals, Ceramic Ball, Tantalum Spring
Cannon Water Technology
$26.00
Stenner BC014-1 Injection Back Check Valve, Viton Seals, Ceramic Ball, Tantalum Spring
Cannon Water Technology
$658.95
$983.99
Zurn Wilkins 1-375XL 1" 375XL Reduced Pressure Principle Backflow Preventer
Amazon.com
47
Free shipping
33% off
$658.95
$983.99
Zurn Wilkins 1-375XL 1" 375XL Reduced Pressure Principle Backflow Preventer
Amazon.com
$63.65
Valterra 200-30 PVC Swing/Spring Combination Check Valve, White, 3" Slip
Amazon.com
53
Free shipping
$63.65
Valterra 200-30 PVC Swing/Spring Combination Check Valve, White, 3" Slip
Amazon.com
$69.83
Campbell's Check Valve 1-1/4" D X 1-1/4" D FNPT Red Brass Spring Loaded CVB-5TLF
DkHardware.com
4
$69.83
Campbell's Check Valve 1-1/4" D X 1-1/4" D FNPT Red Brass Spring Loaded CVB-5TLF
DkHardware.com
$21.43
Check Valve 1.25" Black | High Strength UV Stabilized Nylon | Water Hammer Safe | Gemlux
Gemlux
$21.43
Check Valve 1.25" Black | High Strength UV Stabilized Nylon | Water Hammer Safe | Gemlux
Gemlux
$229.28
Rp 2' Brass Y Check Valve Drinking Water 10 Bar (145 Psi) EPDM
Tameson.com
$229.28
Rp 2' Brass Y Check Valve Drinking Water 10 Bar (145 Psi) EPDM
Tameson.com
$31.10
Legend Valve Check Valve: 1-1/4" Pipe - FNPT X FNPT | Part 105-106
MSC Direct
$31.10
Legend Valve Check Valve: 1-1/4" Pipe - FNPT X FNPT | Part 105-106
MSC Direct
$72.25
$76.00
Dci Threaded Pvc Swing Check Valve 1 1/2" Npt For Tank Drains & Between Pumps. Female International - 2883
Net32.com
$72.25
$76.00
Dci Threaded Pvc Swing Check Valve 1 1/2" Npt For Tank Drains & Between Pumps. Female International - 2883
Net32.com
$99.05
Rp 1-1/4' Brass Y Check Valve Drinking Water 10 Bar (145 Psi) EPDM
Tameson.com
$99.05
Rp 1-1/4' Brass Y Check Valve Drinking Water 10 Bar (145 Psi) EPDM
Tameson.com
$58.57
Parker 030470099 Check Valve - 3047 Series (Male To Male) - 030470099
Distranet Direct
$58.57
Parker 030470099 Check Valve - 3047 Series (Male To Male) - 030470099
Distranet Direct
$876.84
$1,192.62
6 Inches Cast Iron Swing Check Valve - Metal Seated
ValveKing
26% off
$876.84
$1,192.62
6 Inches Cast Iron Swing Check Valve - Metal Seated
ValveKing
$19.58
Stainless Steel Swing Check Valve - 1/2" Up To 2" NPT | Electric Solenoid Valves
Electric Solenoid Valves
$19.58
Stainless Steel Swing Check Valve - 1/2" Up To 2" NPT | Electric Solenoid Valves
Electric Solenoid Valves
$43.89
Bendix Sc-3 - 1/2" Male - Female Brass Single Check Valve | Sc-3 Sgl Check Valve (1/2" Fpt-1/2" Mpt) | 800372
FleetPride
3
$43.89
Bendix Sc-3 - 1/2" Male - Female Brass Single Check Valve | Sc-3 Sgl Check Valve (1/2" Fpt-1/2" Mpt) | 800372
FleetPride
$95.92
Strataflo Check Valves: Design: In-Line, Valve Type: Check - FNPT X FNPT | Part 375-075
MSC Direct
$95.92
Strataflo Check Valves: Design: In-Line, Valve Type: Check - FNPT X FNPT | Part 375-075
MSC Direct
$29.99
Speciality Mfr | Specialty Mfr Check Valve: 1/2" Pipe - Inline, Barb X Barb, 125 WOG | Part 5721590
MSC Direct
$29.99
Speciality Mfr | Specialty Mfr Check Valve: 1/2" Pipe - Inline, Barb X Barb, 125 WOG | Part 5721590
MSC Direct
$1,386.13
$1,494.92
8 Inches Cast Iron Swing Check Valve - Metal Seated
ValveKing
$1,386.13
$1,494.92
8 Inches Cast Iron Swing Check Valve - Metal Seated
ValveKing
$15.75
One-Way Check Valve | 1/2 NPT
TruckSpring
$15.75
One-Way Check Valve | 1/2 NPT
TruckSpring
$55.99
Power Products Dc4 Type Double Way Check Valve | Dc4 Type Valve | 278598P
FleetPride
$55.99
Power Products Dc4 Type Double Way Check Valve | Dc4 Type Valve | 278598P
FleetPride
$2.50
3/4 in. Schedule 40 PVC Inline Check Valve For Backflow Prevention NSF Socket-Type
247Garden
$2.50
3/4 in. Schedule 40 PVC Inline Check Valve For Backflow Prevention NSF Socket-Type
247Garden
$6.94
$10.28
Hunter Grey 3 - 15 GPM Check Valve 1/2 in. FPT X MPT | hc-50f-50m
Sprinkler Warehouse
231
32% off
$6.94
$10.28
Hunter Grey 3 - 15 GPM Check Valve 1/2 in. FPT X MPT | hc-50f-50m
Sprinkler Warehouse
$21.98
NDS Swing Check Valve: Swing, Inline Valve Body, 1 1/4 in Pipe Size, FIP X FIP, PVC, 14°F To 140°F Model: 1520-12F
Grainger
$21.98
NDS Swing Check Valve: Swing, Inline Valve Body, 1 1/4 in Pipe Size, FIP X FIP, PVC, 14°F To 140°F Model: 1520-12F
Grainger
$27.12
NDS Swing Check Valve: Swing, Inline Valve Body, 1 1/4 in Pipe Size, IPS X IPS, PVC, 14°F To 140°F Model: 1520-12
Grainger
1
$27.12
NDS Swing Check Valve: Swing, Inline Valve Body, 1 1/4 in Pipe Size, IPS X IPS, PVC, 14°F To 140°F Model: 1520-12
Grainger
$112.87
Check Valve: Piston, Inline Valve Body, 1 1/4 in Pipe Size, FNPT X FNPT, Female, NPT Model: 06H021N01114
Grainger
$112.87
Check Valve: Piston, Inline Valve Body, 1 1/4 in Pipe Size, FNPT X FNPT, Female, NPT Model: 06H021N01114
Grainger
$53.98
2 in. Brass Check Valve
Home Depot
33
Free shipping
$53.98
2 in. Brass Check Valve
Home Depot
$2.50
3/4 in. Schedule 40 PVC Inline Spring Check Valve For Backflow Prevention NSF FIP Threaded-Type
247Garden
$2.50
3/4 in. Schedule 40 PVC Inline Spring Check Valve For Backflow Prevention NSF FIP Threaded-Type
247Garden
$79.99
Jandy 1.5" - 2" Straight CPVC Check Valve, 7235
Vita Pool Supply
$79.99
Jandy 1.5" - 2" Straight CPVC Check Valve, 7235
Vita Pool Supply
$15.18
Stainless Steel Spring Check Valve - 1/4" Up To 3" NPT | Electric Solenoid Valves
Electric Solenoid Valves
$15.18
Stainless Steel Spring Check Valve - 1/4" Up To 3" NPT | Electric Solenoid Valves
Electric Solenoid Valves
$37.95
Super-Pro SP0801-20H2 2"S CPVC Corrosion Resistant Check Valve
Pool Warehouse
$37.95
Super-Pro SP0801-20H2 2"S CPVC Corrosion Resistant Check Valve
Pool Warehouse
$6.50
$10.28
Hunter Grey 3 - 15 GPM Check Valve 1/2 in. FPT | HC-50F-50F
Sprinkler Warehouse
36% off
$6.50
$10.28
Hunter Grey 3 - 15 GPM Check Valve 1/2 in. FPT | HC-50F-50F
Sprinkler Warehouse
$179.50
$336.00
Watts 0061888 9D-M2 9D Series 3/4" FNPT Union X FNPT Union Dual Check Valve With Intermediate Atmospheric Vent
WebstaurantStore
97
46% off
$179.50
$336.00
Watts 0061888 9D-M2 9D Series 3/4" FNPT Union X FNPT Union Dual Check Valve With Intermediate Atmospheric Vent
WebstaurantStore
$7.78
Hunter - hc-75f-75m - 3/4' Female Inlet X 3/4' Male Outlet Check Valve
Cheap Sprinklers
5
$7.78
Hunter - hc-75f-75m - 3/4' Female Inlet X 3/4' Male Outlet Check Valve
Cheap Sprinklers
$258.49
$607.00
Zurn Elkay 1-950XL 1" Wye Pattern Double Check Valve Backflow Preventer
WebstaurantStore
8
57% off
$258.49
$607.00
Zurn Elkay 1-950XL 1" Wye Pattern Double Check Valve Backflow Preventer
WebstaurantStore
How Do Check Valves Work? | Spec. Sense
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Find in video from 00:12Introduction to Check Valves
How Do Check Valves Work? | Spec. Sense
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Find in video from 00:16What are Check Valve Fittings?
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3.8K viewsMar 7, 2024
YouTubeParker Hannifin | Products and Support
How Does A Plumbing Check Valve Work In Hot Water Recirculation? - Plumbing DIY Daily
2:54
How Does A Plumbing Check Valve Work In Hot Water Recirculation? - Plumbing DIY Daily
10 views8 months ago
YouTubePlumbing DIY Daily
Installing a Watts 3/4” Double Check Valve | Backflow Prevention Done Right!
7:31
Installing a Watts 3/4” Double Check Valve | Backflow Prevention Done Right!
12.3K viewsApr 10, 2025
YouTubeMikey Pipes - Pipe Doctor Plumbing & Heating …
How Do These 4 Check Valves Work?
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How Do These 4 Check Valves Work?
53.1K views8 months ago
YouTubePiping Engineering
Check Valves Explained: How They Work & Why They Matter
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Check Valves Explained: How They Work & Why They Matter
660 views5 months ago
YouTubeMerrill Manufacturing
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Find in video from 01:55Draining the Water
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YouTubePlumbing Explained
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Check Valve Types You Need To Know!
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Check Valve Installation and Piping Design Guidelines Webinar
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YouTubeDFT Inc. - Check & Control Valve Manufacturer
0:57
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1.2K views6 months ago
YouTubeCascada Showers
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Isolation Valve vs Check Valve — Cut Open & Explained Simply 🔧💧
488 views4 months ago
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1:36
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231.8K viewsMar 23, 2017
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Check Valve How it works?
219K viewsMar 22, 2018
YouTubeTechnical Engineering School
1:36
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24.6K viewsSep 15, 2017
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How to Use SharkBite Brass Check Valves
48.2K viewsAug 18, 2011
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YouTubeAntThePlumber
4:31
How Swing Check Valves work | Check Valve Assembly | Check Valve working principle
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YouTubeQisma & Naila
Flapper Check Valve Vs. Spring Check Valve (4K)
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YouTubeBRStv - Saltwater Aquariums & Reef Tanks
1:21
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YouTubeSwimming Pool Steve
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YouTubeTJ Your Sprinkler Guy
12:10
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1:13
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YouTubeMechanism Hub ⭐
15:40
Installing a Double Check Valve the Right Way: Dan The Plumber & Ryan Show You How!
100.2K views11 months ago
YouTubeThe Plumber Show
How to Replace a Swimming Pool Check Valve
4:10
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How to Replace a Swimming Pool Check Valve
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YouTubeJay's How To Channel
1:48
Check Valves: Function & Installation Tips
3K views7 months ago
YouTubeMerrill Manufacturing
2:44
How Does A Check Valve Work In Hot Water Recirculation? - Plumbing DIY Daily
337 views5 months ago
YouTubePlumbing DIY Daily
See more

Shop plumbing water check valve

Sponsored
About our ads
$83.99
Midline Valve 372S256-5 Inline Spring Loaded Check Valve, Backflow Prevention, 3/4" Press Connections, Cast Brass (5 Pack), 5 Count
Amazon.com
8
Free shipping
$83.99
Midline Valve 372S256-5 Inline Spring Loaded Check Valve, Backflow Prevention, 3/4" Press Connections, Cast Brass (5 Pack), 5 Count
Amazon.com
$38.49
Seafit Bronze Check Valve 3/4" NPT | By West Marine
WestMarine
$38.49
Seafit Bronze Check Valve 3/4" NPT | By West Marine
WestMarine
$50.99
Sealco 1/2" X 2.75" One Way Check Valve | 1-Way Check Valve | 102001/2
FleetPride
$50.99
Sealco 1/2" X 2.75" One Way Check Valve | 1-Way Check Valve | 102001/2
FleetPride
$66.69
Knight Equipment Check Valve, High Pressure, Plastic/ S.S. 1/4" Tube X 1/8" MNPT
Cannon Water Technology
$66.69
Knight Equipment Check Valve, High Pressure, Plastic/ S.S. 1/4" Tube X 1/8" MNPT
Cannon Water Technology
$26.00
Stenner BC014-1 Injection Back Check Valve, Viton Seals, Ceramic Ball, Tantalum Spring
Cannon Water Technology
$26.00
Stenner BC014-1 Injection Back Check Valve, Viton Seals, Ceramic Ball, Tantalum Spring
Cannon Water Technology
$658.95
$983.99
Zurn Wilkins 1-375XL 1" 375XL Reduced Pressure Principle Backflow Preventer
Amazon.com
47
Free shipping
33% off
$658.95
$983.99
Zurn Wilkins 1-375XL 1" 375XL Reduced Pressure Principle Backflow Preventer
Amazon.com
$63.65
Valterra 200-30 PVC Swing/Spring Combination Check Valve, White, 3" Slip
Amazon.com
53
Free shipping
$63.65
Valterra 200-30 PVC Swing/Spring Combination Check Valve, White, 3" Slip
Amazon.com
$69.83
Campbell's Check Valve 1-1/4" D X 1-1/4" D FNPT Red Brass Spring Loaded CVB-5TLF
DkHardware.com
4
$69.83
Campbell's Check Valve 1-1/4" D X 1-1/4" D FNPT Red Brass Spring Loaded CVB-5TLF
DkHardware.com
$21.43
Check Valve 1.25" Black | High Strength UV Stabilized Nylon | Water Hammer Safe | Gemlux
Gemlux
$21.43
Check Valve 1.25" Black | High Strength UV Stabilized Nylon | Water Hammer Safe | Gemlux
Gemlux
$229.28
Rp 2' Brass Y Check Valve Drinking Water 10 Bar (145 Psi) EPDM
Tameson.com
$229.28
Rp 2' Brass Y Check Valve Drinking Water 10 Bar (145 Psi) EPDM
Tameson.com
$31.10
Legend Valve Check Valve: 1-1/4" Pipe - FNPT X FNPT | Part 105-106
MSC Direct
$31.10
Legend Valve Check Valve: 1-1/4" Pipe - FNPT X FNPT | Part 105-106
MSC Direct
$72.25
$76.00
Dci Threaded Pvc Swing Check Valve 1 1/2" Npt For Tank Drains & Between Pumps. Female International - 2883
Net32.com
$72.25
$76.00
Dci Threaded Pvc Swing Check Valve 1 1/2" Npt For Tank Drains & Between Pumps. Female International - 2883
Net32.com
$99.05
Rp 1-1/4' Brass Y Check Valve Drinking Water 10 Bar (145 Psi) EPDM
Tameson.com
$99.05
Rp 1-1/4' Brass Y Check Valve Drinking Water 10 Bar (145 Psi) EPDM
Tameson.com
$58.57
Parker 030470099 Check Valve - 3047 Series (Male To Male) - 030470099
Distranet Direct
$58.57
Parker 030470099 Check Valve - 3047 Series (Male To Male) - 030470099
Distranet Direct
$876.84
$1,192.62
6 Inches Cast Iron Swing Check Valve - Metal Seated
ValveKing
26% off
$876.84
$1,192.62
6 Inches Cast Iron Swing Check Valve - Metal Seated
ValveKing
$19.58
Stainless Steel Swing Check Valve - 1/2" Up To 2" NPT | Electric Solenoid Valves
Electric Solenoid Valves
$19.58
Stainless Steel Swing Check Valve - 1/2" Up To 2" NPT | Electric Solenoid Valves
Electric Solenoid Valves
$43.89
Bendix Sc-3 - 1/2" Male - Female Brass Single Check Valve | Sc-3 Sgl Check Valve (1/2" Fpt-1/2" Mpt) | 800372
FleetPride
3
$43.89
Bendix Sc-3 - 1/2" Male - Female Brass Single Check Valve | Sc-3 Sgl Check Valve (1/2" Fpt-1/2" Mpt) | 800372
FleetPride
$95.92
Strataflo Check Valves: Design: In-Line, Valve Type: Check - FNPT X FNPT | Part 375-075
MSC Direct
$95.92
Strataflo Check Valves: Design: In-Line, Valve Type: Check - FNPT X FNPT | Part 375-075
MSC Direct