购买 backflow prevention tips

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$466.84
$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,
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Free shipping
折扣 24%
$466.84
$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
$432.23
$487.79
Zurn Wilkins 1-375 1" 375 Reduced Pressure Principle Backflow Preventer
Amazon.com
108
Free shipping
折扣 11%
$432.23
$487.79
Zurn Wilkins 1-375 1" 375 Reduced Pressure Principle Backflow Preventer
Amazon.com
108
$1,025.99
Zurn Wilkins 34-975XL2 3/4" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
498
Free shipping
$1,025.99
Zurn Wilkins 34-975XL2 3/4" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
498
$529.93
$843.99
Zurn Wilkins 1-375XL 1" 375XL Reduced Pressure Principle Backflow Preventer
Amazon.com
117
Free shipping
折扣 37%
$529.93
$843.99
Zurn Wilkins 1-375XL 1" 375XL Reduced Pressure Principle Backflow Preventer
Amazon.com
117
$327.10
$394.06
Rectorseal Clean Check 97026 Extendable Backwater Valve, Installs Descretely, Plumbing, 6"
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18
Free shipping
折扣 16%
$327.10
$394.06
Rectorseal Clean Check 97026 Extendable Backwater Valve, Installs Descretely, Plumbing, 6"
Amazon.com
18
$1,671.11
$1,898.99
Zurn Wilkins 112-975XL2 1-1/2" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
508
Free shipping
折扣 12%
$1,671.11
$1,898.99
Zurn Wilkins 112-975XL2 1-1/2" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
508
$593.42
Zurn Wilkins 34-975XL 3/4" 975XL Reduced Pressure Principle Backflow Preventer
Amazon.com
442
Free shipping
$593.42
Zurn Wilkins 34-975XL 3/4" 975XL Reduced Pressure Principle Backflow Preventer
Amazon.com
442
How a backflow prevention valve works
0:36
YouTubeStAugustineRecord
How a backflow prevention valve works
CONTRIBUTED A video from WAPRO Inc shows how a backflow prevention valve works. The city of St. Augustine is planning to install these types of valves in Davis Shores, including valves from Tideflex. http://bit.ly/2ybt7JK http://bit.ly/2wO9Ydc
已浏览 7.6万 次2017年10月11日
短视频
A CRASH COURSE in Backflow Prevention
2:15
已浏览 5.1万 次
A CRASH COURSE in Backflow Prevention
Watts Water
Water Distribution | Backflow Prevention
9:17
已浏览 7.2万 次
Water Distribution | Backflow Prevention
American Water College
Backflow Prevention
What is Backflow?
1:56
What is Backflow?
YouTubeAmerican Backflow Products
已浏览 2万 次2018年11月16日
The Complete Guide to Backflow Preventer Assembly Testing - USC 10th Edition ( By the Book )
42:41
The Complete Guide to Backflow Preventer Assembly Testing - USC 10th Edition ( By the Book )
YouTubeWhat is Backflow
已浏览 1738 次11 个月之前
ITM Backflow Prevention Devices
1:06
ITM Backflow Prevention Devices
YouTubeNorthern Illinois Fire Sprinkler
已浏览 1470 次2018年6月13日
热门视频
Tips and Tricks to Pass the ABPA Backflow Practical Exam
20:33
Tips and Tricks to Pass the ABPA Backflow Practical Exam
YouTubeWhat is Backflow
已浏览 4.7万 次2021年11月18日
RPZ - How it works
5:39
RPZ - How it works
YouTubeJimmy Backflow
已浏览 9.9万 次2019年2月6日
How it Works Backflow Preventer | Plumbing 101
8:09
How it Works Backflow Preventer | Plumbing 101
YouTubeRoger Wakefield Plumbing
已浏览 6.2万 次2023年8月3日
Backflow Testing
Irrigation Backflow Prevention Device Overview
3:39
Irrigation Backflow Prevention Device Overview
YouTubeEwing Outdoor Supply
已浏览 16.7万 次2019年9月27日
Winterizing Your PVB Sprinkler System Backflow Freeze Prevention
8:52
Winterizing Your PVB Sprinkler System Backflow Freeze Prevention
YouTubeSprinkler Warehouse
已浏览 18.8万 次2018年4月17日
EXCERPT - Field Testing Backflow Preventers, Instructional Video
5:45
EXCERPT - Field Testing Backflow Preventers, Instructional Video
YouTubeUSC Foundation for Cross
已浏览 16.6万 次2013年2月28日

购买 backflow prevention tips

广告
关于我们的广告
$466.84
$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
折扣 24%
$466.84
$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
$432.23
$487.79
Zurn Wilkins 1-375 1" 375 Reduced Pressure Principle Backflow Preventer
Amazon.com
108
Free shipping
折扣 11%
$432.23
$487.79
Zurn Wilkins 1-375 1" 375 Reduced Pressure Principle Backflow Preventer
Amazon.com
108
$1,025.99
Zurn Wilkins 34-975XL2 3/4" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
498
Free shipping
$1,025.99
Zurn Wilkins 34-975XL2 3/4" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
498
$529.93
$843.99
Zurn Wilkins 1-375XL 1" 375XL Reduced Pressure Principle Backflow Preventer
Amazon.com
117
Free shipping
折扣 37%
$529.93
$843.99
Zurn Wilkins 1-375XL 1" 375XL Reduced Pressure Principle Backflow Preventer
Amazon.com
117
$327.10
$394.06
Rectorseal Clean Check 97026 Extendable Backwater Valve, Installs Descretely, Plumbing, 6"
Amazon.com
18
Free shipping
折扣 16%
$327.10
$394.06
Rectorseal Clean Check 97026 Extendable Backwater Valve, Installs Descretely, Plumbing, 6"
Amazon.com
18
$1,671.11
$1,898.99
Zurn Wilkins 112-975XL2 1-1/2" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
508
Free shipping
折扣 12%
$1,671.11
$1,898.99
Zurn Wilkins 112-975XL2 1-1/2" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
508
$593.42
Zurn Wilkins 34-975XL 3/4" 975XL Reduced Pressure Principle Backflow Preventer
Amazon.com
442
Free shipping
$593.42
Zurn Wilkins 34-975XL 3/4" 975XL Reduced Pressure Principle Backflow Preventer
Amazon.com
442
$2,107.99
Zurn Wilkins 2-975XL2 2" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
498
Free shipping
$2,107.99
Zurn Wilkins 2-975XL2 2" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
498
$101.27
Multiplex 19-0897 Backflow Preventer Assembly
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14
Free shipping
$101.27
Multiplex 19-0897 Backflow Preventer Assembly
Amazon.com
14
$162.39
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
$162.39
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
$637.95
Febco 1115 850-QT Double Check Backflow Valve Quarter Turn Shutoff, 1-1/2"
Amazon.com
1
Free shipping
$637.95
Febco 1115 850-QT Double Check Backflow Valve Quarter Turn Shutoff, 1-1/2"
Amazon.com
1
$215.42
$366.99
Zurn Wilkins 34-350 3/4" 350 Double Check Backflow Preventer
Amazon.com
107
Free shipping
折扣 41%
$215.42
$366.99
Zurn Wilkins 34-350 3/4" 350 Double Check Backflow Preventer
Amazon.com
107
$70.99
Midline Valve 372U422 Inline Spring Loaded Check Valve, Backflow Prevention Lead-Free, 2 in. FIP Connections, Cast Brass, 2
Amazon.com
124
Free shipping
$70.99
Midline Valve 372U422 Inline Spring Loaded Check Valve, Backflow Prevention Lead-Free, 2 in. FIP Connections, Cast Brass, 2
Amazon.com
124