Shop house backflow preventer

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$258.49
$607.00
Zurn Elkay 1-950XL 1" Wye Pattern Double Check Valve Backflow Preventer
WebstaurantStore
57% off
$258.49
$607.00
Zurn Elkay 1-950XL 1" Wye Pattern Double Check Valve Backflow Preventer
WebstaurantStore
$408.95
Watts 3/4" 009M3 Backflow Preventer Reduced Pressure Zone Assembly RPZ 3/4 009-QT 0063030 63030
Amazon.com
Free shipping
$408.95
Watts 3/4" 009M3 Backflow Preventer Reduced Pressure Zone Assembly RPZ 3/4 009-QT 0063030 63030
Amazon.com
$569.37
Zurn Wilkins 34-975XL 3/4" 975XL Reduced Pressure Principle Backflow Preventer
Amazon.com
Free shipping
$569.37
Zurn Wilkins 34-975XL 3/4" 975XL Reduced Pressure Principle Backflow Preventer
Amazon.com
$849.00
$1,484.00
FEBCO T683042 LF850-QT-FZ 1 1/2" Double Check Valve Backflow Preventer Assembly
WebstaurantStore
42% off
$849.00
$1,484.00
FEBCO T683042 LF850-QT-FZ 1 1/2" Double Check Valve Backflow Preventer Assembly
WebstaurantStore
$1,161.31
Watts Backflow Preventer: 009, Std Configuration, Bronze, 1 in Pipe Size, FNPT, 33°F - 180°F Model: 1 009M2-QT
Grainger
$1,161.31
Watts Backflow Preventer: 009, Std Configuration, Bronze, 1 in Pipe Size, FNPT, 33°F - 180°F Model: 1 009M2-QT
Grainger
$835.65
$905.09
Watts LF007 Series 2" Lead-Free Copper Silicon Alloy Double Check Valve Backflow Preventer Assembly, Quarter Turn Shutoff, Single Top Entry, NPT
Amazon.com
Free shipping
$835.65
$905.09
Watts LF007 Series 2" Lead-Free Copper Silicon Alloy Double Check Valve Backflow Preventer Assembly, Quarter Turn Shutoff, Single Top Entry, NPT
Amazon.com
$563.82
Zurn Wilkins 1-375 1" 375 Reduced Pressure Principle Backflow Preventer
Amazon.com
Free shipping
$563.82
Zurn Wilkins 1-375 1" 375 Reduced Pressure Principle Backflow Preventer
Amazon.com
$202.98
$226.35
Watts 800M4FR Series 1" Bronze Freeze-Resistant Pressure Backflow Preventer Assembly, Quarter Turn Shutoff, Tee Handles, Freeze Sensor With Sentryplus
Amazon.com
Free shipping
10% off
$202.98
$226.35
Watts 800M4FR Series 1" Bronze Freeze-Resistant Pressure Backflow Preventer Assembly, Quarter Turn Shutoff, Tee Handles, Freeze Sensor With Sentryplus
Amazon.com
$251.97
Zurn Wilkins 1-350 1" 350 Double Check Backflow Preventer
Amazon.com
Free shipping
$251.97
Zurn Wilkins 1-350 1" 350 Double Check Backflow Preventer
Amazon.com
$122.42
$140.00
Febco 765 Series 1" Bronze Pressure Vacuum Breaker Backflow Preventer, Quarter Turn Shutoff, NPT Connections, Freeze Sensor With Sentryplus Alert
Amazon.com
Free shipping
12% off
$122.42
$140.00
Febco 765 Series 1" Bronze Pressure Vacuum Breaker Backflow Preventer, Quarter Turn Shutoff, NPT Connections, Freeze Sensor With Sentryplus Alert
Amazon.com
$383.34
Groen 146392 Backflow Preventer - Watts - Actuators
Parts Town
$383.34
Groen 146392 Backflow Preventer - Watts - Actuators
Parts Town
$247.09
Zurn Wilkins 34-350 3/4" 350 Double Check Backflow Preventer
Amazon.com
Free shipping
$247.09
Zurn Wilkins 34-350 3/4" 350 Double Check Backflow Preventer
Amazon.com
$351.37
$657.00
FEBCO T683039 LF850-QT-FZ 3/4" Double Check Valve Backflow Preventer Assembly
WebstaurantStore
46% off
$351.37
$657.00
FEBCO T683039 LF850-QT-FZ 3/4" Double Check Valve Backflow Preventer Assembly
WebstaurantStore
$663.69
Apollo Reduced Pressure Zone Backflow Preventer: 4A, Std Configuration, Bronze, 1 in Pipe Size, FNPT Model: 4ALF205A2F
Grainger
$663.69
Apollo Reduced Pressure Zone Backflow Preventer: 4A, Std Configuration, Bronze, 1 in Pipe Size, FNPT Model: 4ALF205A2F
Grainger
$1,035.80
Watts Backflow Preventer: 009, Std Configuration, Bronze, 3/4 in Pipe Size, FNPT, 33°F - 180°F Model: 3/4 009M3-QT
Grainger
$1,035.80
Watts Backflow Preventer: 009, Std Configuration, Bronze, 3/4 in Pipe Size, FNPT, 33°F - 180°F Model: 3/4 009M3-QT
Grainger
$374.19
$731.00
Watts T062020 007M3-QT-FZ 3/4" Double Check Valve Backflow Preventer Assembly
WebstaurantStore
48% off
$374.19
$731.00
Watts T062020 007M3-QT-FZ 3/4" Double Check Valve Backflow Preventer Assembly
WebstaurantStore
$652.84
Zurn Wilkins 1-975XL 1" 975XL Reduced Pressure Principle Backflow Preventer
Amazon.com
Free shipping
$652.84
Zurn Wilkins 1-975XL 1" 975XL Reduced Pressure Principle Backflow Preventer
Amazon.com
$596.65
Febco 825Y Series 1" Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff, NPT End Connections, Y Pattern, Flood Sensor With
Amazon.com
Free shipping
$596.65
Febco 825Y Series 1" Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff, NPT End Connections, Y Pattern, Flood Sensor With
Amazon.com
$164.99
$201.99
Zurn Wilkins 1-720A 1" 720A Pressure Vacuum Breaker Assembly
Amazon.com
Free shipping
18% off
$164.99
$201.99
Zurn Wilkins 1-720A 1" 720A Pressure Vacuum Breaker Assembly
Amazon.com
$178.49
$337.00
Fisher 2932-0002 Backflow Preventer For Fisher Pre-Rinse Units
WebstaurantStore
47% off
$178.49
$337.00
Fisher 2932-0002 Backflow Preventer For Fisher Pre-Rinse Units
WebstaurantStore
$789.59
Watts Anti-Siphon Backflow Preventer: 3/4 LF 008PCQT-3/4", FNPT X FNPT, For Water Media, Bronze, NPT Model: 3/4 LF 008PCQT-3/4"
Grainger
$789.59
Watts Anti-Siphon Backflow Preventer: 3/4 LF 008PCQT-3/4", FNPT X FNPT, For Water Media, Bronze, NPT Model: 3/4 LF 008PCQT-3/4"
Grainger
$638.32
Watts Backflow Preventer: LFN9, 1/2 in Pipe Size, FNPT X FNPT, 7 Gpm Flow Rate, 2.38 in Overall Lg Model: 1/2 LFN9-C
Grainger
$638.32
Watts Backflow Preventer: LFN9, 1/2 in Pipe Size, FNPT X FNPT, 7 Gpm Flow Rate, 2.38 in Overall Lg Model: 1/2 LFN9-C
Grainger
$459.89
Watts LF008PCQT Series 1/2" Lead-Free Bronze Spill-Resistant Anti-Siphon Vacuum Breaker Backflow Preventer, Quarter Turn Shutoff, NPT Female Inlet X
Amazon.com
Free shipping
$459.89
Watts LF008PCQT Series 1/2" Lead-Free Bronze Spill-Resistant Anti-Siphon Vacuum Breaker Backflow Preventer, Quarter Turn Shutoff, NPT Female Inlet X
Amazon.com
$73.44
Watts LF288A 1/2" Lead-Free Brass Anti-Siphon Vacuum Breaker Backflow Preventer, Female NPT Inlet And Outlet, Silicone Disc Seat, Chrome Hood,
Amazon.com
Free shipping
$73.44
Watts LF288A 1/2" Lead-Free Brass Anti-Siphon Vacuum Breaker Backflow Preventer, Female NPT Inlet And Outlet, Silicone Disc Seat, Chrome Hood,
Amazon.com
$1,035.45
$1,863.00
Watts 2" 009M2 Backflow Preventer Reduced Pressure Zone Assembly RPZ 2 009M2-QT 0063010 63010
Amazon.com
Free shipping
44% off
$1,035.45
$1,863.00
Watts 2" 009M2 Backflow Preventer Reduced Pressure Zone Assembly RPZ 2 009M2-QT 0063010 63010
Amazon.com
$910.50
1-1/4" Backflow Preventer, Reduced Pressure, Bronze With Ball Valves And SAE Test Cocks APOLLO 4A206A2F
PN
$910.50
1-1/4" Backflow Preventer, Reduced Pressure, Bronze With Ball Valves And SAE Test Cocks APOLLO 4A206A2F
PN
$325.50
Febco LF850 Series 1" Lead-Free Bronze Double Check Valve Backflow Preventer Assembly, Quarter Turn Shutoff, Small Diameter, NPT Connections, Modular
Amazon.com
Free shipping
$325.50
Febco LF850 Series 1" Lead-Free Bronze Double Check Valve Backflow Preventer Assembly, Quarter Turn Shutoff, Small Diameter, NPT Connections, Modular
Amazon.com
$149.99
Febco 765 Series 3/4" Bronze Pressure Vacuum Breaker Backflow Preventer, Quarter Turn Shutoff, NPT Connections, Freeze Sensor With Sentryplus Alert
Amazon.com
Free shipping
$149.99
Febco 765 Series 3/4" Bronze Pressure Vacuum Breaker Backflow Preventer, Quarter Turn Shutoff, NPT Connections, Freeze Sensor With Sentryplus Alert
Amazon.com
$765.55
Watts LF007 Series 1-1/2" Lead-Free Copper Silicon Alloy Double Check Valve Backflow Preventer Assembly, Quarter Turn Shutoff, Single Top Entry, NPT
Amazon.com
Free shipping
$765.55
Watts LF007 Series 1-1/2" Lead-Free Copper Silicon Alloy Double Check Valve Backflow Preventer Assembly, Quarter Turn Shutoff, Single Top Entry, NPT
Amazon.com
$808.20
2 in. 950XL Double Check Backflow Preventer
Home Depot
Free shipping
$808.20
2 in. 950XL Double Check Backflow Preventer
Home Depot
$214.35
Watts 1/2-In Bronze FNPT Backflow Preventer One_Size | B911T-M3
Lowe's
$214.35
Watts 1/2-In Bronze FNPT Backflow Preventer One_Size | B911T-M3
Lowe's
$419.99
$607.00
Zurn Elkay 1-950XLT 1" Backflow Preventer
WebstaurantStore
30% off
$419.99
$607.00
Zurn Elkay 1-950XLT 1" Backflow Preventer
WebstaurantStore
$658.99
$955.00
Zurn Elkay 34-375 3/4" Reduced Pressure Principle Backflow Assembly - 175 PSI
WebstaurantStore
30% off
$658.99
$955.00
Zurn Elkay 34-375 3/4" Reduced Pressure Principle Backflow Assembly - 175 PSI
WebstaurantStore
$45.04
$86.80
T&S B-0972 Atmospheric Back Flow Preventer, 3/4" Garden Hose Thread, Chrome
KaTom Restaurant Supply, Inc.
48% off
$45.04
$86.80
T&S B-0972 Atmospheric Back Flow Preventer, 3/4" Garden Hose Thread, Chrome
KaTom Restaurant Supply, Inc.
$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
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
$382.99
$553.00
Zurn Elkay 34-950XLT 3/4" Double Check Valve Backflow Preventer With Top Access Check Covers For Non-Potable Lines
WebstaurantStore
30% off
$382.99
$553.00
Zurn Elkay 34-950XLT 3/4" Double Check Valve Backflow Preventer With Top Access Check Covers For Non-Potable Lines
WebstaurantStore
Backflow Preventer 101: Why It Matters + Real Install Walkthrough
2:31
Backflow Preventer 101: Why It Matters + Real Install Walkthrough
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YouTubeMighty Pine Home Services
What is a Backflow Preventer and How Does It Work
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What is a Backflow Preventer and How Does It Work
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YouTubeTwin Home Experts
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YouTubeNEW Water (GBMSD)
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YouTubeAnytime Plumbing, Inc.
5:00
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YouTubeAmerican Irrigator
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YouTubePlumbing DIY Daily
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YouTubeAmerican Irrigator
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YouTubeJoel On Grid
Pressure Reducing Valve & Backflow Preventer With Intermediate Atmospheric Vent.
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YouTubeThe Plumbing Academy, Inc.
4:24
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YouTubeColby's Home (CWTube)
Backflow Preventer Replacement Made Easy (Step-by-Step Guide)
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Find in video from 01:00Disassembling the Backflow Preventer
Backflow Preventer Replacement Made Easy (Step-by-Step Guide)
14.8K viewsMay 8, 2023
YouTubeBearded Spruce
7:31
Installing a Watts 3/4” Double Check Valve | Backflow Prevention Done Right!
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YouTubeMikey Pipes - Pipe Doctor Plumbing & Heating …
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YouTubeSunshine Coast Council
12:10
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YouTubeDavid Butler - Serving Up Plumbing!
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YouTubeGO-DIY
7:07
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YouTubeJoel On Grid
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YouTubeThe Florida Homeowners Guide
9:17
The Top 5 Best Floor Drain Backflow Preventer in 2025 - Must Watch Before Buying!
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1:42
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1.1K views5 months ago
YouTubeGreensman
6:52
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2.6K viewsMar 12, 2025
YouTubePro Irrigation Training
0:26
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2:46
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See more

Shop house backflow preventer

Sponsored
About our ads
$258.49
$607.00
Zurn Elkay 1-950XL 1" Wye Pattern Double Check Valve Backflow Preventer
WebstaurantStore
57% off
$258.49
$607.00
Zurn Elkay 1-950XL 1" Wye Pattern Double Check Valve Backflow Preventer
WebstaurantStore
$408.95
Watts 3/4" 009M3 Backflow Preventer Reduced Pressure Zone Assembly RPZ 3/4 009-QT 0063030 63030
Amazon.com
Free shipping
$408.95
Watts 3/4" 009M3 Backflow Preventer Reduced Pressure Zone Assembly RPZ 3/4 009-QT 0063030 63030
Amazon.com
$569.37
Zurn Wilkins 34-975XL 3/4" 975XL Reduced Pressure Principle Backflow Preventer
Amazon.com
Free shipping
$569.37
Zurn Wilkins 34-975XL 3/4" 975XL Reduced Pressure Principle Backflow Preventer
Amazon.com
$849.00
$1,484.00
FEBCO T683042 LF850-QT-FZ 1 1/2" Double Check Valve Backflow Preventer Assembly
WebstaurantStore
42% off
$849.00
$1,484.00
FEBCO T683042 LF850-QT-FZ 1 1/2" Double Check Valve Backflow Preventer Assembly
WebstaurantStore
$1,161.31
Watts Backflow Preventer: 009, Std Configuration, Bronze, 1 in Pipe Size, FNPT, 33°F - 180°F Model: 1 009M2-QT
Grainger
$1,161.31
Watts Backflow Preventer: 009, Std Configuration, Bronze, 1 in Pipe Size, FNPT, 33°F - 180°F Model: 1 009M2-QT
Grainger
$835.65
$905.09
Watts LF007 Series 2" Lead-Free Copper Silicon Alloy Double Check Valve Backflow Preventer Assembly, Quarter Turn Shutoff, Single Top Entry, NPT
Amazon.com
Free shipping
$835.65
$905.09
Watts LF007 Series 2" Lead-Free Copper Silicon Alloy Double Check Valve Backflow Preventer Assembly, Quarter Turn Shutoff, Single Top Entry, NPT
Amazon.com
$563.82
Zurn Wilkins 1-375 1" 375 Reduced Pressure Principle Backflow Preventer
Amazon.com
Free shipping
$563.82
Zurn Wilkins 1-375 1" 375 Reduced Pressure Principle Backflow Preventer
Amazon.com
$202.98
$226.35
Watts 800M4FR Series 1" Bronze Freeze-Resistant Pressure Backflow Preventer Assembly, Quarter Turn Shutoff, Tee Handles, Freeze Sensor With Sentryplus
Amazon.com
Free shipping
10% off
$202.98
$226.35
Watts 800M4FR Series 1" Bronze Freeze-Resistant Pressure Backflow Preventer Assembly, Quarter Turn Shutoff, Tee Handles, Freeze Sensor With Sentryplus
Amazon.com
$251.97
Zurn Wilkins 1-350 1" 350 Double Check Backflow Preventer
Amazon.com
Free shipping
$251.97
Zurn Wilkins 1-350 1" 350 Double Check Backflow Preventer
Amazon.com
$122.42
$140.00
Febco 765 Series 1" Bronze Pressure Vacuum Breaker Backflow Preventer, Quarter Turn Shutoff, NPT Connections, Freeze Sensor With Sentryplus Alert
Amazon.com
Free shipping
12% off
$122.42
$140.00
Febco 765 Series 1" Bronze Pressure Vacuum Breaker Backflow Preventer, Quarter Turn Shutoff, NPT Connections, Freeze Sensor With Sentryplus Alert
Amazon.com
$383.34
Groen 146392 Backflow Preventer - Watts - Actuators
Parts Town
$383.34
Groen 146392 Backflow Preventer - Watts - Actuators
Parts Town
$247.09
Zurn Wilkins 34-350 3/4" 350 Double Check Backflow Preventer
Amazon.com
Free shipping
$247.09
Zurn Wilkins 34-350 3/4" 350 Double Check Backflow Preventer
Amazon.com
$351.37
$657.00
FEBCO T683039 LF850-QT-FZ 3/4" Double Check Valve Backflow Preventer Assembly
WebstaurantStore
46% off
$351.37
$657.00
FEBCO T683039 LF850-QT-FZ 3/4" Double Check Valve Backflow Preventer Assembly
WebstaurantStore
$663.69
Apollo Reduced Pressure Zone Backflow Preventer: 4A, Std Configuration, Bronze, 1 in Pipe Size, FNPT Model: 4ALF205A2F
Grainger
$663.69
Apollo Reduced Pressure Zone Backflow Preventer: 4A, Std Configuration, Bronze, 1 in Pipe Size, FNPT Model: 4ALF205A2F
Grainger
$1,035.80
Watts Backflow Preventer: 009, Std Configuration, Bronze, 3/4 in Pipe Size, FNPT, 33°F - 180°F Model: 3/4 009M3-QT
Grainger
$1,035.80
Watts Backflow Preventer: 009, Std Configuration, Bronze, 3/4 in Pipe Size, FNPT, 33°F - 180°F Model: 3/4 009M3-QT
Grainger
$374.19
$731.00
Watts T062020 007M3-QT-FZ 3/4" Double Check Valve Backflow Preventer Assembly
WebstaurantStore
48% off
$374.19
$731.00
Watts T062020 007M3-QT-FZ 3/4" Double Check Valve Backflow Preventer Assembly
WebstaurantStore
$652.84
Zurn Wilkins 1-975XL 1" 975XL Reduced Pressure Principle Backflow Preventer
Amazon.com
Free shipping
$652.84
Zurn Wilkins 1-975XL 1" 975XL Reduced Pressure Principle Backflow Preventer
Amazon.com
$596.65
Febco 825Y Series 1" Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff, NPT End Connections, Y Pattern, Flood Sensor With
Amazon.com
Free shipping
$596.65
Febco 825Y Series 1" Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff, NPT End Connections, Y Pattern, Flood Sensor With
Amazon.com