Shop dual check valve replacement

Sponsored
About our ads
$58.05
$78.99
Watts LF7RU2-2 Lead-Free Brass MPT Dual Check Valve, 3/4-Inch, 1-Piece
Amazon.com
72
Free shipping
26% off
$58.05
$78.99
Watts LF7RU2-2 Lead-Free Brass MPT Dual Check Valve, 3/4-Inch, 1-Piece
Amazon.com
72
$35.99
$39.99
1/2 Inch 9D-M3 Backflow Preventer Brass Dual Check Valve With Intermediate Atmospheric Vent,1/2 Inch,Female Union Inlet And Outlet,190T012
Amazon.com
59
Free shipping
10% off
$35.99
$39.99
1/2 Inch 9D-M3 Backflow Preventer Brass Dual Check Valve With Intermediate Atmospheric Vent,1/2 Inch,Female Union Inlet And Outlet,190T012
Amazon.com
59
$327.74
Zurn - 1" 950XL Double Check Backflow Preventer
Amazon.com
Free shipping
$327.74
Zurn - 1" 950XL Double Check Backflow Preventer
Amazon.com
Free shipping
$58.99
Backflow Preventer Dual Check Valve With Intermediate Atmospheric Vent, 3/4 Inch, Female Union Inlet And Outlet Connections Replacement For Backflow
Amazon.com
Free shipping
$58.99
Backflow Preventer Dual Check Valve With Intermediate Atmospheric Vent, 3/4 Inch, Female Union Inlet And Outlet Connections Replacement For Backflow
Amazon.com
Free shipping
$64.99
Replacement For 9D-M2 3/4" Dual Check Valve Backflow Preventer With Atmospheric Vent
Amazon.com
Free shipping
$64.99
Replacement For 9D-M2 3/4" Dual Check Valve Backflow Preventer With Atmospheric Vent
Amazon.com
Free shipping
$375.00
Watts SD-3 Series 3/8" Stainless Steel Dual Check Valve Backflow Preventer For Beverage Machine, Female NPT Inlet X SAE Male NPT Outlet, Atmospheric
Amazon.com
20
Free shipping
$375.00
Watts SD-3 Series 3/8" Stainless Steel Dual Check Valve Backflow Preventer For Beverage Machine, Female NPT Inlet X SAE Male NPT Outlet, Atmospheric
Amazon.com
20
$495.48
$616.00
Watts SD-3 Series 3/8" Stainless Steel Dual Check Valve Backflow Preventer For Beverage Machine, Male NPT Inlet X Male NPT Outlet, Atmospheric Vent,
Amazon.com
Free shipping
19% off
$495.48
$616.00
Watts SD-3 Series 3/8" Stainless Steel Dual Check Valve Backflow Preventer For Beverage Machine, Male NPT Inlet X Male NPT Outlet, Atmospheric Vent,
Amazon.com
Free shipping
$42.65
Cash Acme BF1 Dual Check Valve, 3/4 Inch Push To Connect, Compatible With Sharkbite, BF13434SB
Amazon.com
59
Free shipping
$42.65
Cash Acme BF1 Dual Check Valve, 3/4 Inch Push To Connect, Compatible With Sharkbite, BF13434SB
Amazon.com
59
$247.37
$483.00
Watts 0792076 LF7 3/8" Dual Check Valve
WebstaurantStore
2
48% off
$247.37
$483.00
Watts 0792076 LF7 3/8" Dual Check Valve
WebstaurantStore
2
$188.49
$357.00
Fisher 1803 Inline Dual Check Valve 1/2" Female
WebstaurantStore
20
47% off
$188.49
$357.00
Fisher 1803 Inline Dual Check Valve 1/2" Female
WebstaurantStore
20
$148.49
$225.50
Watts 0072207 LF7R10-U2 1" X 3/4" FMT X FNPT Union Dual Check Valve
WebstaurantStore
7
34% off
$148.49
$225.50
Watts 0072207 LF7R10-U2 1" X 3/4" FMT X FNPT Union Dual Check Valve
WebstaurantStore
7
$395.43
Watts Dual Check Valve: SD-3, 3/8 in Pipe Size, FNPT X MNPT, 2.5 Gpm Flow Rate, 4.5 in Overall Lg Model: SD3-MF 3/8"
Grainger
$395.43
Watts Dual Check Valve: SD-3, 3/8 in Pipe Size, FNPT X MNPT, 2.5 Gpm Flow Rate, 4.5 in Overall Lg Model: SD3-MF 3/8"
Grainger
$107.53
LEGEND VALVE 1 Thread 150 Psi WOG Rating Brass Dual Check Backflow Preventer Valve 115-105NL
DkHardware.com
$107.53
LEGEND VALVE 1 Thread 150 Psi WOG Rating Brass Dual Check Backflow Preventer Valve 115-105NL
DkHardware.com
$128.72
Watts Dual Check Valve: LF7, 3/4 in Pipe Size, FNPT X FNPT, 3.63 in Overall Lg, Copper Silicon Alloy Model: 3/4 LF7 U2-2
Grainger
$128.72
Watts Dual Check Valve: LF7, 3/4 in Pipe Size, FNPT X FNPT, 3.63 in Overall Lg, Copper Silicon Alloy Model: 3/4 LF7 U2-2
Grainger
$55.99
Bendix Dc-4 Series 3/8" -18 Npt Female Double Check Valve | Dbl Check Valve | 278614N
FleetPride
5
$55.99
Bendix Dc-4 Series 3/8" -18 Npt Female Double Check Valve | Dbl Check Valve | 278614N
FleetPride
5
$53.99
Bendix Dc-4 Series 1/4" -18 Npt Female Double Check Valve | Dbl Check Valve | 278615N
FleetPride
$53.99
Bendix Dc-4 Series 1/4" -18 Npt Female Double Check Valve | Dbl Check Valve | 278615N
FleetPride
$115.99
Wilkins Dual Check Valve: 700XL, 3/4 in Pipe Size, MNPT X FNPT, 25 Gpm Flow Rate, 4.5 in Overall Lg Model: 34MX34UF-700XL
Grainger
$115.99
Wilkins Dual Check Valve: 700XL, 3/4 in Pipe Size, MNPT X FNPT, 25 Gpm Flow Rate, 4.5 in Overall Lg Model: 34MX34UF-700XL
Grainger
$36.68
Cash Acme 1-In Brass FNPT Dual Check Backflow Preventer One_Size | BF10101
Lowe's
1
$36.68
Cash Acme 1-In Brass FNPT Dual Check Backflow Preventer One_Size | BF10101
Lowe's
1
$20.99
Otr Double Check Valve | New Check Valve-Double | Otr278614
FleetPride
$20.99
Otr Double Check Valve | New Check Valve-Double | Otr278614
FleetPride
$107.99
Aquascape Check Valve Assemblies 3" Dual Union Check Valve Only For 3" Tubing-29512 By Aquascape
ThePondOutlet
$107.99
Aquascape Check Valve Assemblies 3" Dual Union Check Valve Only For 3" Tubing-29512 By Aquascape
ThePondOutlet
$80.99
Dual Union Check Valve 2.0 By Aquascape
ThePondOutlet
186
$80.99
Dual Union Check Valve 2.0 By Aquascape
ThePondOutlet
186
$101.84
Watts 0072204 3/4" LF7RU2-2 Dual Check Valve (Lead Free) | Supplyhouse.Com
SupplyHouse.com
20
$101.84
Watts 0072204 3/4" LF7RU2-2 Dual Check Valve (Lead Free) | Supplyhouse.Com
SupplyHouse.com
20
$94.61
Watts 0072203 1/2" LF7U2-2 Dual Check Valve (Lead Free) | Supplyhouse.Com
SupplyHouse.com
20
$94.61
Watts 0072203 1/2" LF7U2-2 Dual Check Valve (Lead Free) | Supplyhouse.Com
SupplyHouse.com
20
$116.00
Watts LF7RU2-2 Dual Check Valve, 3/4"FPT LF Brass | Skip The Warehouse
Skip The Warehouse
$116.00
Watts LF7RU2-2 Dual Check Valve, 3/4"FPT LF Brass | Skip The Warehouse
Skip The Warehouse
$265.43
Watts 0792077 3/8" LF7C Dual Check Valve | Supplyhouse.Com
SupplyHouse.com
$265.43
Watts 0792077 3/8" LF7C Dual Check Valve | Supplyhouse.Com
SupplyHouse.com
$83.59
Buyers Products HCVD08 Double Check Valve, 1/2" N.P.T.F.
RCPW
1
$83.59
Buyers Products HCVD08 Double Check Valve, 1/2" N.P.T.F.
RCPW
1
$114.99
Zurn Wilkins 1-In FNPT X FNPT Bronze Dual Check Valve Stainless Steel One_Size | 1UFX1F-700XL
Lowe's
$114.99
Zurn Wilkins 1-In FNPT X FNPT Bronze Dual Check Valve Stainless Steel One_Size | 1UFX1F-700XL
Lowe's
$94.61
Watts LF7RU2-2 0072203 1/2" X 1/2" Dual Check Valve (Lead Free)
24hr Supply
20
$94.61
Watts LF7RU2-2 0072203 1/2" X 1/2" Dual Check Valve (Lead Free)
24hr Supply
20
$239.14
Conbraco 1/2 Thread 175 Psi WOG Rating Bronze Dual Check Backflow Preventer Valve 4ALF4A33AM
DkHardware.com
$239.14
Conbraco 1/2 Thread 175 Psi WOG Rating Bronze Dual Check Backflow Preventer Valve 4ALF4A33AM
DkHardware.com
$22,939.99
Zurn Wilkins 10-350DA 10" Double Check Valve Water Backflow Preventer Assembly
Core & Main
$22,939.99
Zurn Wilkins 10-350DA 10" Double Check Valve Water Backflow Preventer Assembly
Core & Main
$79.25
Legend Valve 3/4 Thread, 150 Psi WOG Rating, Brass Dual Check Backflow Preventer Valve - Lead-Free, Certified To A.S.S.E. 1024, Use With
MSC Direct
$79.25
Legend Valve 3/4 Thread, 150 Psi WOG Rating, Brass Dual Check Backflow Preventer Valve - Lead-Free, Certified To A.S.S.E. 1024, Use With
MSC Direct
$1,278.99
Zurn Wilkins 2-950XLT2 2" Double Check Valve Water Backflow Preventer Assembly
Core & Main
14
$1,278.99
Zurn Wilkins 2-950XLT2 2" Double Check Valve Water Backflow Preventer Assembly
Core & Main
14
$708.24
$920.71
Genuine Replacement Parts Baxter Valve Dual Check 1/2 Nptf - 01-100V17-00349
Shop
23% off
$708.24
$920.71
Genuine Replacement Parts Baxter Valve Dual Check 1/2 Nptf - 01-100V17-00349
Shop
$90.94
700XL Dual Check Valve With 3/4 in. Female Union Inlet X 3/4 in. Male Outlet
Home Depot
1
Free shipping
$90.94
700XL Dual Check Valve With 3/4 in. Female Union Inlet X 3/4 in. Male Outlet
Home Depot
1
$96.29
WATTS 1/2" Threaded Dual Check Valve, LF7RU2-2
Zoro.com
1
$96.29
WATTS 1/2" Threaded Dual Check Valve, LF7RU2-2
Zoro.com
1
$96.99
Wilkins 1UFX1F-700 | Dual Check Valve
BottleFillingStations.com
$96.99
Wilkins 1UFX1F-700 | Dual Check Valve
BottleFillingStations.com
Installing a Double Check Valve the Right Way: Dan The Plumber & Ryan Show You How!
15:40
Installing a Double Check Valve the Right Way: Dan The Plumber & Ry…
100.3K views1 year ago
YouTubeThe Plumber Show
Double Check Valve Replacement (Backflow Preventer)
1:01
Find in video from 00:17Existing Valve Condition
Double Check Valve Replacement (Backflow Preventer)
22.8K viewsSep 22, 2024
YouTubeThe Plumbers Plunger
Installing Pressure Reducing Valve and Dual Check Valve 💰💰💰 #plumbing #plumber #diy
1:01
Installing Pressure Reducing Valve and Dual Check Valve 💰💰💰 #plumbing …
1.7K viewsOct 7, 2024
YouTubeAntThePlumber
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 …
13.1K viewsApr 10, 2025
YouTubeMikey Pipes - Pipe Doctor Plumbing & Heating …
Installing a 1" Zurn Wilkins 350 Double Check Valve Assembly
4:31
Installing a 1" Zurn Wilkins 350 Double Check Valve Assembly
13.9K viewsJul 18, 2022
YouTubeZurn Water, LLC
Installing Pressure Reducing Valve and Dual Check Valve 💰💰💰
1:44
Installing Pressure Reducing Valve and Dual Check Valve 💰💰💰
159 viewsOct 7, 2024
YouTubeAntThePlumber
Repairing a Zurn Wilkins 950XL Double Check Valve Assembly
2:15
Find in video from 00:19Removing the Check Valve Cover
Repairing a Zurn Wilkins 950XL Double Check Valve Assembly
15.9K viewsFeb 1, 2012
YouTubeZurn Water, LLC
1:15
Watts ¾” Double Check Valve Install | Pipe Doctor in Valley Stream! #pl…
7.1K viewsApr 10, 2025
YouTubeMikey Pipes - Pipe Doctor Plumbing & Heating …
4:34
Find in video from 00:21Removing the Number One Check Valve
Repairing a Zurn Wilkins 350 (4" - 6") Double Check Valve Assembly
17.8K viewsFeb 1, 2012
YouTubeZurn Water, LLC
3:10
Find in video from 00:15Opening Valves and Check Housing
Repairing a Zurn Wilkins 350 (3/4" - 1") Double Check Valve Assembly
16.4K viewsFeb 1, 2012
YouTubeZurn Water, LLC
4:17
Find in video from 00:32Draining Water and Removing Number One Check Valve
Repairing a Zurn Wilkins 350 (2-1/2" - 3") Double Check Valve Assembly
6.1K viewsFeb 1, 2012
YouTubeZurn Water, LLC
6:52
Residential Dual Check Backflow Preventers | Irrigation Sprinkler Sy…
2.6K viewsMar 12, 2025
YouTubePro Irrigation Training
2:50
Find in video from 01:50Reassembling Check Valve
3/4” Apollo DC4A Repair Video
2.5K viewsJul 28, 2020
YouTubeAmerican Backflow Products
3:13
Find in video from 00:15Removing the Check Housing
Repairing a Zurn Wilkins 350 (1-1/4" - 2") Double Check Valve Assembly
6.7K viewsFeb 1, 2012
YouTubeZurn Water, LLC
10:23
Find in video from 00:12Introduction to Double Check Valve Assembly
Double Check Valve Assembly - How It Works
139.5K viewsAug 31, 2014
YouTubeJimmy Backflow
2:35
Find in video from 00:49Replacing the Check Valve
Well pump double check valve installation
26.3K viewsDec 13, 2021
YouTubeAndrew's Notes
2:26
What Is A Double Check Valve Assembly (DCVA)? - Plumbing DI…
7 views6 months ago
YouTubePlumbing DIY Daily
12:10
Backflow Preventers 101: Double Check vs RPZ
13.2K viewsApr 7, 2025
YouTubeDavid Butler - Serving Up Plumbing!
11:47
Mastering Annual Testing: Febco 850 DCV Double Check Valve Bac…
4.7K viewsMar 24, 2025
YouTubeMikey Pipes - Pipe Doctor Plumbing & Heating …
1:55
Best Way To Install A 1” Double Check Valve Backflow Preventer I…
28.3K viewsNov 10, 2018
YouTubeAmerican Irrigator
3:25
Find in video from 00:16What are Check Valve Fittings?
Learn How to Install and Operate Check Valves | Parker Hannifin
3.9K viewsMar 7, 2024
YouTubeParker Hannifin | Products and Support
5:51
Find in video from 04:27Checking Pressure Differential
Double Check Valve
1.7K viewsDec 13, 2020
YouTubeWeWorkWater
9:27
Installing a new 2” check valve for a sprinkler pump. #tjyoursprinklerguy
26.8K viewsOct 5, 2021
YouTubeTJ Your Sprinkler Guy
1:58
Find in video from 01:11Why You Need a Dual Check Valve
Vito Plumber Installs a Dual Check Valve for Backflow Prevention In …
2.7K viewsMay 24, 2024
YouTubeVito Plumbing, Heating & Cooling
9:00
Piping Engineering : Dual plate check valve - details & installation
7.1K viewsAug 27, 2022
YouTubeGOURI SANKAR SAMANTA
13:14
Installation of Watts Backflow Prevention Device Double Check …
10.3K viewsFeb 1, 2024
YouTubeMikey Pipes - Pipe Doctor Plumbing & Heating …
3:50
Find in video from 00:24Removing the Check Valve
Repairing a Zurn Wilkins 350 (8" - 12") Double Check Valve Assembly
6.7K viewsFeb 1, 2012
YouTubeZurn Water, LLC
4:26
Find in video from 00:45Removing Number One Check Valve
Repairing a Zurn Wilkins 350AST Double Check Valve Assembly
3.4K viewsAug 15, 2013
YouTubeZurn Water, LLC
42:16
Finding and replacing doublecheck valve with swing joint.
7 views5 months ago
YouTubeHukill's Inc.
9:34
Double Check Valve Assemblies | Backflow Prevention
650 viewsJul 26, 2024
YouTubePro Irrigation Training
See more videos
Static thumbnail place holder

Shop dual check valve replacement

Sponsored
About our ads
$58.05
$78.99
Watts LF7RU2-2 Lead-Free Brass MPT Dual Check Valve, 3/4-Inch, 1-Piece
Amazon.com
72
Free shipping
26% off
$58.05
$78.99
Watts LF7RU2-2 Lead-Free Brass MPT Dual Check Valve, 3/4-Inch, 1-Piece
Amazon.com
72
$35.99
$39.99
1/2 Inch 9D-M3 Backflow Preventer Brass Dual Check Valve With Intermediate Atmospheric Vent,1/2 Inch,Female Union Inlet And Outlet,190T012
Amazon.com
59
Free shipping
10% off
$35.99
$39.99
1/2 Inch 9D-M3 Backflow Preventer Brass Dual Check Valve With Intermediate Atmospheric Vent,1/2 Inch,Female Union Inlet And Outlet,190T012
Amazon.com
59
$327.74
Zurn - 1" 950XL Double Check Backflow Preventer
Amazon.com
Free shipping
$327.74
Zurn - 1" 950XL Double Check Backflow Preventer
Amazon.com
Free shipping
$58.99
Backflow Preventer Dual Check Valve With Intermediate Atmospheric Vent, 3/4 Inch, Female Union Inlet And Outlet Connections Replacement For Backflow
Amazon.com
Free shipping
$58.99
Backflow Preventer Dual Check Valve With Intermediate Atmospheric Vent, 3/4 Inch, Female Union Inlet And Outlet Connections Replacement For Backflow
Amazon.com
Free shipping
$64.99
Replacement For 9D-M2 3/4" Dual Check Valve Backflow Preventer With Atmospheric Vent
Amazon.com
Free shipping
$64.99
Replacement For 9D-M2 3/4" Dual Check Valve Backflow Preventer With Atmospheric Vent
Amazon.com
Free shipping
$375.00
Watts SD-3 Series 3/8" Stainless Steel Dual Check Valve Backflow Preventer For Beverage Machine, Female NPT Inlet X SAE Male NPT Outlet, Atmospheric
Amazon.com
20
Free shipping
$375.00
Watts SD-3 Series 3/8" Stainless Steel Dual Check Valve Backflow Preventer For Beverage Machine, Female NPT Inlet X SAE Male NPT Outlet, Atmospheric
Amazon.com
20
$495.48
$616.00
Watts SD-3 Series 3/8" Stainless Steel Dual Check Valve Backflow Preventer For Beverage Machine, Male NPT Inlet X Male NPT Outlet, Atmospheric Vent,
Amazon.com
Free shipping
19% off
$495.48
$616.00
Watts SD-3 Series 3/8" Stainless Steel Dual Check Valve Backflow Preventer For Beverage Machine, Male NPT Inlet X Male NPT Outlet, Atmospheric Vent,
Amazon.com
Free shipping
$42.65
Cash Acme BF1 Dual Check Valve, 3/4 Inch Push To Connect, Compatible With Sharkbite, BF13434SB
Amazon.com
59
Free shipping
$42.65
Cash Acme BF1 Dual Check Valve, 3/4 Inch Push To Connect, Compatible With Sharkbite, BF13434SB
Amazon.com
59
$247.37
$483.00
Watts 0792076 LF7 3/8" Dual Check Valve
WebstaurantStore
2
48% off
$247.37
$483.00
Watts 0792076 LF7 3/8" Dual Check Valve
WebstaurantStore
2
$188.49
$357.00
Fisher 1803 Inline Dual Check Valve 1/2" Female
WebstaurantStore
20
47% off
$188.49
$357.00
Fisher 1803 Inline Dual Check Valve 1/2" Female
WebstaurantStore
20
$148.49
$225.50
Watts 0072207 LF7R10-U2 1" X 3/4" FMT X FNPT Union Dual Check Valve
WebstaurantStore
7
34% off
$148.49
$225.50
Watts 0072207 LF7R10-U2 1" X 3/4" FMT X FNPT Union Dual Check Valve
WebstaurantStore
7
$395.43
Watts Dual Check Valve: SD-3, 3/8 in Pipe Size, FNPT X MNPT, 2.5 Gpm Flow Rate, 4.5 in Overall Lg Model: SD3-MF 3/8"
Grainger
$395.43
Watts Dual Check Valve: SD-3, 3/8 in Pipe Size, FNPT X MNPT, 2.5 Gpm Flow Rate, 4.5 in Overall Lg Model: SD3-MF 3/8"
Grainger
$107.53
LEGEND VALVE 1 Thread 150 Psi WOG Rating Brass Dual Check Backflow Preventer Valve 115-105NL
DkHardware.com
$107.53
LEGEND VALVE 1 Thread 150 Psi WOG Rating Brass Dual Check Backflow Preventer Valve 115-105NL
DkHardware.com
$128.72
Watts Dual Check Valve: LF7, 3/4 in Pipe Size, FNPT X FNPT, 3.63 in Overall Lg, Copper Silicon Alloy Model: 3/4 LF7 U2-2
Grainger
$128.72
Watts Dual Check Valve: LF7, 3/4 in Pipe Size, FNPT X FNPT, 3.63 in Overall Lg, Copper Silicon Alloy Model: 3/4 LF7 U2-2
Grainger
$55.99
Bendix Dc-4 Series 3/8" -18 Npt Female Double Check Valve | Dbl Check Valve | 278614N
FleetPride
5
$55.99
Bendix Dc-4 Series 3/8" -18 Npt Female Double Check Valve | Dbl Check Valve | 278614N
FleetPride
5
$53.99
Bendix Dc-4 Series 1/4" -18 Npt Female Double Check Valve | Dbl Check Valve | 278615N
FleetPride
$53.99
Bendix Dc-4 Series 1/4" -18 Npt Female Double Check Valve | Dbl Check Valve | 278615N
FleetPride
$115.99
Wilkins Dual Check Valve: 700XL, 3/4 in Pipe Size, MNPT X FNPT, 25 Gpm Flow Rate, 4.5 in Overall Lg Model: 34MX34UF-700XL
Grainger
$115.99
Wilkins Dual Check Valve: 700XL, 3/4 in Pipe Size, MNPT X FNPT, 25 Gpm Flow Rate, 4.5 in Overall Lg Model: 34MX34UF-700XL
Grainger
$36.68
Cash Acme 1-In Brass FNPT Dual Check Backflow Preventer One_Size | BF10101
Lowe's
1
$36.68
Cash Acme 1-In Brass FNPT Dual Check Backflow Preventer One_Size | BF10101
Lowe's
1