购买 backflow prevention device types

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$1,100.84
$1,312.97
Zurn Wilkins 2-375XL 2" 375XL Reduced Pressure Principle Backflow Preventer
Amazon.com
141
Free shipping
折扣 16%
$1,100.84
$1,312.97
Zurn Wilkins 2-375XL 2" 375XL Reduced Pressure Principle Backflow Preventer
Amazon.com
141
$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
3
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
3
$179.58
Watts LF288A 3/8" Lead-Free Brass Anti-Siphon Vacuum Breaker Backflow Preventer, Female NPT Inlet And Outlet, Silicone Disc Seat, Chrome Hood,
Amazon.com
43
Free shipping
$179.58
Watts LF288A 3/8" Lead-Free Brass Anti-Siphon Vacuum Breaker Backflow Preventer, Female NPT Inlet And Outlet, Silicone Disc Seat, Chrome Hood,
Amazon.com
43
$4,077.99
Zurn Wilkins 3-350ASTBG 3" Double Check Water Backflow Preventer Grooved End Butterfly Gate Valves
Core & Main
$4,077.99
Zurn Wilkins 3-350ASTBG 3" Double Check Water Backflow Preventer Grooved End Butterfly Gate Valves
Core & Main
$15,032.99
Zurn Wilkins 8-350ADA 8" Double Check Detector Water Backflow Assembly Flanged End OSY Gate Valves
Core & Main
$15,032.99
Zurn Wilkins 8-350ADA 8" Double Check Detector Water Backflow Assembly Flanged End OSY Gate Valves
Core & Main
$2,449.10
Watts Backflow Preventer: 009, Std Configuration, Bronze, 2 in Pipe Size, FNPT, 33°F - 180°F Model: 2 009M2-QT
Grainger
15
$2,449.10
Watts Backflow Preventer: 009, Std Configuration, Bronze, 2 in Pipe Size, FNPT, 33°F - 180°F Model: 2 009M2-QT
Grainger
15
$9,523.99
Zurn Wilkins 6-375AST 6" Reduced Pressure Principle Water Backflow Preventer Assembly Lead-Free SS Grooved Body Flanged NRS
Core & Main
$9,523.99
Zurn Wilkins 6-375AST 6" Reduced Pressure Principle Water Backflow Preventer Assembly Lead-Free SS Grooved Body Flanged NRS
Core & Main
$491.99
Wilkins 1-950XL3 | Backflow Preventer
BottleFillingStations.com
2
$491.99
Wilkins 1-950XL3 | Backflow Preventer
BottleFillingStations.com
2
$983.99
Wilkins 1-375XL | Backflow Preventer
BottleFillingStations.com
140
$983.99
Wilkins 1-375XL | Backflow Preventer
BottleFillingStations.com
140
$729.21
Watts Reduced Pressure Zone Backflow Preventer: 009, With Strainer, Bronze, 3/4 in Pipe Size, NPT Model: 009M2QTS-3/4"
Grainger
$729.21
Watts Reduced Pressure Zone Backflow Preventer: 009, With Strainer, Bronze, 3/4 in Pipe Size, NPT Model: 009M2QTS-3/4"
Grainger
$455.95
Zurn Wilkins 350 1" Double Check Backflow Preventer, 175 PSI, 1-350
Global Industrial
131
$455.95
Zurn Wilkins 350 1" Double Check Backflow Preventer, 175 PSI, 1-350
Global Industrial
131
$929.99
Zurn Wilkins 1-975XLU | Backflow Preventer
BottleFillingStations.com
$929.99
Zurn Wilkins 1-975XLU | Backflow Preventer
BottleFillingStations.com
$6,401.99
Wilkins Reduced Pressure Zone Backflow Preventer: 375A, Std Configuration, Ductile Iron, Flange Model: 4-375A
Grainger
$6,401.99
Wilkins Reduced Pressure Zone Backflow Preventer: 375A, Std Configuration, Ductile Iron, Flange Model: 4-375A
Grainger
$415.95
Zurn Wilkins 350 3/4" Double Check Backflow Preventer, 175 PSI, 34-350
Global Industrial
1
$415.95
Zurn Wilkins 350 3/4" Double Check Backflow Preventer, 175 PSI, 34-350
Global Industrial
1
$57.49
$126.80
T&S Atmospheric Backflow Preventer - Chrome, 3/8" IPS, B-0970-FE
KaTom Restaurant Supply, Inc.
33
折扣 54%
$57.49
$126.80
T&S Atmospheric Backflow Preventer - Chrome, 3/8" IPS, B-0970-FE
KaTom Restaurant Supply, Inc.
33
$777.99
WILKINS Reduced Pressure Zone Backflow Preventer, 1-975XL
Zoro.com
425
$777.99
WILKINS Reduced Pressure Zone Backflow Preventer, 1-975XL
Zoro.com
425
$1,756.67
Dwyer BTK2 3-Valve Backflow Prevention Test Kit, 4-1/2"/1-1/2" Gauges
Test Equipment Depot
$1,756.67
Dwyer BTK2 3-Valve Backflow Prevention Test Kit, 4-1/2"/1-1/2" Gauges
Test Equipment Depot
$1,075.00
Zurn Wilkins 975XL 1" Reduced Pressure Principle Backflow Preventer, 175 PSI, 1-975XL
Global Industrial
1
$1,075.00
Zurn Wilkins 975XL 1" Reduced Pressure Principle Backflow Preventer, 175 PSI, 1-975XL
Global Industrial
1
$732.99
WILKINS Reduced Pressure Zone Backflow Preventer, 34-975XL
Zoro.com
8
$732.99
WILKINS Reduced Pressure Zone Backflow Preventer, 34-975XL
Zoro.com
8
$161.95
1 in. Bronze Pressure Vacuum Breaker Backflow Preventer With Quarter Turn Shutoff And Tee Handles, Freeze Sensor
Home Depot
72
Free shipping
$161.95
1 in. Bronze Pressure Vacuum Breaker Backflow Preventer With Quarter Turn Shutoff And Tee Handles, Freeze Sensor
Home Depot
72
$178.49
$315.00
Fisher 2932-0002 Backflow Preventer For Fisher Pre-Rinse Units
WebstaurantStore
1
折扣 43%
$178.49
$315.00
Fisher 2932-0002 Backflow Preventer For Fisher Pre-Rinse Units
WebstaurantStore
1
$2,395.43
Watts 88004082 1-1/2" LFU009M2-QT-FS Reduced Pressure Zone Backflow Preventer Assembly W/ Backflow Flood Sensor (Lead Free) | Supplyhouse.Com
SupplyHouse.com
$2,395.43
Watts 88004082 1-1/2" LFU009M2-QT-FS Reduced Pressure Zone Backflow Preventer Assembly W/ Backflow Flood Sensor (Lead Free) | Supplyhouse.Com
SupplyHouse.com
$1,084.99
WILKINS Reduced Pressure Zone Backflow Preventer, 1-975XL2
Zoro.com
248
$1,084.99
WILKINS Reduced Pressure Zone Backflow Preventer, 1-975XL2
Zoro.com
248
$349.33
3/4 in. LF Anti-Siphon Pressure Vacuum Breaker Backflow Preventer, Quarter Turn Shutoff And Tee Handles, Freeze Sensor
Home Depot
Free shipping
$349.33
3/4 in. LF Anti-Siphon Pressure Vacuum Breaker Backflow Preventer, Quarter Turn Shutoff And Tee Handles, Freeze Sensor
Home Depot
Free shipping
$23,061.05
Watts 0122718 8" Lead Free Double Check Detector Backflow Preventer Assembly, OSY Shutoff Valves, Gallonsmall/Mediuminute Meter | Supplyhouse.Com
SupplyHouse.com
$23,061.05
Watts 0122718 8" Lead Free Double Check Detector Backflow Preventer Assembly, OSY Shutoff Valves, Gallonsmall/Mediuminute Meter | Supplyhouse.Com
SupplyHouse.com
$317.98
Febco T1113-FEBCO 1" 850-QT-FZ DC Double Check Valve Backflow Prevention Assembly W/ 1/4-Turn Shutoff Valve | Supplyhouse.Com
SupplyHouse.com
2
$317.98
Febco T1113-FEBCO 1" 850-QT-FZ DC Double Check Valve Backflow Prevention Assembly W/ 1/4-Turn Shutoff Valve | Supplyhouse.Com
SupplyHouse.com
2
$1,049.60
Zurn® Wilkins 34-975XL2 975XL2 Y-Pattern Backflow Preventer, 3/4 in Nominal, NPT End Style, Quarter-Turn Ball Valve, Bronze Body, Reduced Pressure
Faucet Depot
497
Free shipping
$1,049.60
Zurn® Wilkins 34-975XL2 975XL2 Y-Pattern Backflow Preventer, 3/4 in Nominal, NPT End Style, Quarter-Turn Ball Valve, Bronze Body, Reduced Pressure
Faucet Depot
497
$1,483.90
1" Reduced Pressure Zone Backflow Preventer
Backflow
Free shipping
$1,483.90
1" Reduced Pressure Zone Backflow Preventer
Backflow
Free shipping
$700.25
Zurn Wilkins 3/4-In Bronze MNPT Reduced Pressure Backflow Preventer One_Size | 34-975XLD
Lowe's
$700.25
Zurn Wilkins 3/4-In Bronze MNPT Reduced Pressure Backflow Preventer One_Size | 34-975XLD
Lowe's
$789.00
$1,396.00
FEBCO T683041 LF850-QT-FZ 1 1/4" Double Check Valve Backflow Preventer Assembly
WebstaurantStore
2
折扣 43%
$789.00
$1,396.00
FEBCO T683041 LF850-QT-FZ 1 1/4" Double Check Valve Backflow Preventer Assembly
WebstaurantStore
2
$534.99
Zurn Wilkins 1-In Brass FIP Double-Check Backflow Preventer One_Size | 1-950xlt2ft
Lowe's
$534.99
Zurn Wilkins 1-In Brass FIP Double-Check Backflow Preventer One_Size | 1-950xlt2ft
Lowe's
$364.49
$733.50
FEBCO T683040 LF850-QT-FZ 1" Double Check Valve Backflow Preventer Assembly
WebstaurantStore
36
折扣 50%
$364.49
$733.50
FEBCO T683040 LF850-QT-FZ 1" Double Check Valve Backflow Preventer Assembly
WebstaurantStore
36
$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
$48.88
Watts Backflow Prevent System, 3/4 in. FIP, Lead Free
uchemba.com
$48.88
Watts Backflow Prevent System, 3/4 in. FIP, Lead Free
uchemba.com
$91.69
$441.76
Zurn Wilkins 1" 375XL Reduced Pressure Backflow Preventer And 3/4" SXL Cast Bronze Wye Type Strainer Bundle
tk.lobws.com
折扣 79%
$91.69
$441.76
Zurn Wilkins 1" 375XL Reduced Pressure Backflow Preventer And 3/4" SXL Cast Bronze Wye Type Strainer Bundle
tk.lobws.com
$82.49
$296.23
Zurn Wilkins 1-350 1" 350 Double Check Backflow Preventer(Backflow Preventer + Valve, 1-NR3XL 1" NR3XL)
tk.lobws.com
折扣 72%
$82.49
$296.23
Zurn Wilkins 1-350 1" 350 Double Check Backflow Preventer(Backflow Preventer + Valve, 1-NR3XL 1" NR3XL)
tk.lobws.com
Backflow Preventers: The Hero Of Your Sprinkler System | Sprinkler School
Backflow Preventers: The Hero Of Your Sprinkler System | Sprinkler …
2021年6月23日
sprinklerwarehouse.com
How to Install a Backflow Preventer | DoItYourself.com
How to Install a Backflow Preventer | DoItYourself.com
2010年1月26日
doityourself.com
Zurn Wilkins FCIS Connected Backflow Preventer Product Demonstration
5:50
Zurn Wilkins FCIS Connected Backflow Preventer Product Demo…
已浏览 2648 次2022年5月24日
YouTubeZurn Water, LLC
Irrigation Backflow Prevention Device Overview
3:39
Irrigation Backflow Prevention Device Overview
已浏览 16.4万 次2019年9月27日
YouTubeEwing Outdoor Supply
How Does a Backflow Preventer Work?
How Does a Backflow Preventer Work?
2022年1月21日
qrfs.com
How a backflow prevention valve works
0:36
How a backflow prevention valve works
已浏览 8.1万 次2017年10月11日
YouTubeStAugustineRecord
Water Distribution | Backflow Prevention
9:17
Water Distribution | Backflow Prevention
已浏览 7.1万 次2018年3月28日
YouTubeAmerican Water College
3:11
Choosing a Backflow Preventer
已浏览 10.9万 次2018年7月13日
YouTubeSprinkler Warehouse
2:55
Draining a Backflow Prevention Device (Febco 765)
已浏览 8万 次2016年9月26日
YouTubeApple Valley Irrigation
7:28
Backflow Prevention & Cross Connection Control: Applications …
已浏览 7.4万 次2013年10月9日
YouTubeAmericanWaterWorks
1:18
How Backwater Valves work, Basic Principles
已浏览 22.8万 次2019年12月19日
YouTubeFlood Ready
3:27
Right Backflow Preventer Installation
已浏览 10.4万 次2019年11月1日
YouTubeAmerican Irrigator
13:59
HOW DOES A BACKFLOW PREVENTER WORK?
已浏览 3469 次2019年10月25日
YouTubeLunker Fishing
57:41
Backflow Preventers and How They are Applied
已浏览 4306 次2018年12月21日
YouTubeCaleffi Hydronic Solutions
4:21
What is a Backflow Preventer and How Does It Work
已浏览 20.5万 次2019年6月25日
YouTubePlumbing Parts Pro
2:23
All About Your Backflow Preventer for Irrigation
已浏览 3635 次2022年12月6日
YouTubeTriState Water Works
0:37
How a Backflow Preventer Protects Your Water System 💧 | Plumbing Co…
已浏览 503 次3 个月之前
YouTubeLA PLUMBING & DRAIN
7:18
Backflow Prevention Devices: Protecting Your Water Supply
已浏览 102 次6 个月之前
YouTubeDr. Denise DeBusk
1:28
What is a Backflow Prevention System? | How It Works & Why Yo…
已浏览 27 次6 个月之前
YouTubeAnytime Plumbing, Inc.
0:30
Apollo® Valves Backflow Prevention: RP Operation
已浏览 3675 次2020年1月9日
YouTubeAmerican Backflow Products
4:58
Backflow Prevention
已浏览 1.8万 次2013年12月13日
YouTubeAmericanWaterWorks
7:02
What Are Backflow Prevention Devices Used For?
已浏览 1.8万 次2014年1月3日
YouTubeSafe-T-Cover
2:25
Backflow Preventers Demonstration
已浏览 2558 次2017年6月1日
YouTubeCity of Corpus Christi
1:06
ITM Backflow Prevention Devices
已浏览 1505 次2018年6月13日
YouTubeNorthern Illinois Fire Sprinkler Advisory Board
55:48
Watts® Works℠ Engineer Webinar Series: Cross-Connection Control …
已浏览 4.9万 次2019年3月28日
YouTubeWatts Water
4:30
What's in a Backflow? Testable & Non-Testable Backflow Preventers
已浏览 2986 次2021年8月12日
YouTubeWatts Water
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已浏览 3083 次2012年10月1日
YouTubeDC Water
7:07
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已浏览 2.7万 次2020年7月5日
YouTubeJoel On Grid
4:05
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已浏览 6977 次2016年8月12日
YouTubeZurn Water, LLC
4:40
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已浏览 7470 次2018年11月8日
YouTubeCaleffi Hydronic Solutions
观看更多视频
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购买 backflow prevention device types

广告
关于我们的广告
$1,100.84
$1,312.97
Zurn Wilkins 2-375XL 2" 375XL Reduced Pressure Principle Backflow Preventer
Amazon.com
141
Free shipping
折扣 16%
$1,100.84
$1,312.97
Zurn Wilkins 2-375XL 2" 375XL Reduced Pressure Principle Backflow Preventer
Amazon.com
141
$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
3
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
3
$179.58
Watts LF288A 3/8" Lead-Free Brass Anti-Siphon Vacuum Breaker Backflow Preventer, Female NPT Inlet And Outlet, Silicone Disc Seat, Chrome Hood,
Amazon.com
43
Free shipping
$179.58
Watts LF288A 3/8" Lead-Free Brass Anti-Siphon Vacuum Breaker Backflow Preventer, Female NPT Inlet And Outlet, Silicone Disc Seat, Chrome Hood,
Amazon.com
43
$4,077.99
Zurn Wilkins 3-350ASTBG 3" Double Check Water Backflow Preventer Grooved End Butterfly Gate Valves
Core & Main
$4,077.99
Zurn Wilkins 3-350ASTBG 3" Double Check Water Backflow Preventer Grooved End Butterfly Gate Valves
Core & Main
$15,032.99
Zurn Wilkins 8-350ADA 8" Double Check Detector Water Backflow Assembly Flanged End OSY Gate Valves
Core & Main
$15,032.99
Zurn Wilkins 8-350ADA 8" Double Check Detector Water Backflow Assembly Flanged End OSY Gate Valves
Core & Main
$2,449.10
Watts Backflow Preventer: 009, Std Configuration, Bronze, 2 in Pipe Size, FNPT, 33°F - 180°F Model: 2 009M2-QT
Grainger
15
$2,449.10
Watts Backflow Preventer: 009, Std Configuration, Bronze, 2 in Pipe Size, FNPT, 33°F - 180°F Model: 2 009M2-QT
Grainger
15
$9,523.99
Zurn Wilkins 6-375AST 6" Reduced Pressure Principle Water Backflow Preventer Assembly Lead-Free SS Grooved Body Flanged NRS
Core & Main
$9,523.99
Zurn Wilkins 6-375AST 6" Reduced Pressure Principle Water Backflow Preventer Assembly Lead-Free SS Grooved Body Flanged NRS
Core & Main
$491.99
Wilkins 1-950XL3 | Backflow Preventer
BottleFillingStations.com
2
$491.99
Wilkins 1-950XL3 | Backflow Preventer
BottleFillingStations.com
2
$983.99
Wilkins 1-375XL | Backflow Preventer
BottleFillingStations.com
140
$983.99
Wilkins 1-375XL | Backflow Preventer
BottleFillingStations.com
140
$729.21
Watts Reduced Pressure Zone Backflow Preventer: 009, With Strainer, Bronze, 3/4 in Pipe Size, NPT Model: 009M2QTS-3/4"
Grainger
$729.21
Watts Reduced Pressure Zone Backflow Preventer: 009, With Strainer, Bronze, 3/4 in Pipe Size, NPT Model: 009M2QTS-3/4"
Grainger
$455.95
Zurn Wilkins 350 1" Double Check Backflow Preventer, 175 PSI, 1-350
Global Industrial
131
$455.95
Zurn Wilkins 350 1" Double Check Backflow Preventer, 175 PSI, 1-350
Global Industrial
131
$929.99
Zurn Wilkins 1-975XLU | Backflow Preventer
BottleFillingStations.com
$929.99
Zurn Wilkins 1-975XLU | Backflow Preventer
BottleFillingStations.com
$6,401.99
Wilkins Reduced Pressure Zone Backflow Preventer: 375A, Std Configuration, Ductile Iron, Flange Model: 4-375A
Grainger
$6,401.99
Wilkins Reduced Pressure Zone Backflow Preventer: 375A, Std Configuration, Ductile Iron, Flange Model: 4-375A
Grainger
$415.95
Zurn Wilkins 350 3/4" Double Check Backflow Preventer, 175 PSI, 34-350
Global Industrial
1
$415.95
Zurn Wilkins 350 3/4" Double Check Backflow Preventer, 175 PSI, 34-350
Global Industrial
1
$57.49
$126.80
T&S Atmospheric Backflow Preventer - Chrome, 3/8" IPS, B-0970-FE
KaTom Restaurant Supply, Inc.
33
折扣 54%
$57.49
$126.80
T&S Atmospheric Backflow Preventer - Chrome, 3/8" IPS, B-0970-FE
KaTom Restaurant Supply, Inc.
33
$777.99
WILKINS Reduced Pressure Zone Backflow Preventer, 1-975XL
Zoro.com
425
$777.99
WILKINS Reduced Pressure Zone Backflow Preventer, 1-975XL
Zoro.com
425
$1,756.67
Dwyer BTK2 3-Valve Backflow Prevention Test Kit, 4-1/2"/1-1/2" Gauges
Test Equipment Depot
$1,756.67
Dwyer BTK2 3-Valve Backflow Prevention Test Kit, 4-1/2"/1-1/2" Gauges
Test Equipment Depot
$1,075.00
Zurn Wilkins 975XL 1" Reduced Pressure Principle Backflow Preventer, 175 PSI, 1-975XL
Global Industrial
1
$1,075.00
Zurn Wilkins 975XL 1" Reduced Pressure Principle Backflow Preventer, 175 PSI, 1-975XL
Global Industrial
1