English
全部
搜索
图片
视频
短视频
地图
资讯
更多
购物
航班
旅游
笔记本
报告不当内容
请选择下列任一选项。
无关
低俗内容
成人
儿童性侵犯
时长
全部
短(小于 5 分钟)
中(5-20 分钟)
长(大于 20 分钟)
日期
全部
过去 24 小时
过去一周
过去一个月
去年
清晰度
全部
低于 360p
360p 或更高
480p 或更高
720p 或更高
1080p 或更高
源
全部
Dailymotion
Vimeo
Metacafe
Hulu
VEVO
Myspace
MTV
CBS
Fox
CNN
MSN
价格
全部
免费
付费
清除筛选条件
安全搜索:
中等
严格
中等(默认)
关闭
筛选器
购买 Reduced pressure zone device Backflow Prevention Testing
广告
$1,943.36
Watts TK-9A Series Portable Backflow Preventer Test Kit For Rpzas (Reduced Pressure Zone Backflow) And Dcvas (Double Check Valve) With Gauge, Test
Amazon.com
1
Free shipping
$1,943.36
Watts TK-9A Series Portable Backflow Preventer Test Kit For Rpzas (Reduced Pressure Zone Backflow) And Dcvas (Double Check Valve) With Gauge, Test
Amazon.com
1
$1,306.39
Zurn Wilkins 2-975XL2 2" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
497
Free shipping
$1,306.39
Zurn Wilkins 2-975XL2 2" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
497
$529.51
$843.99
Zurn Wilkins 1-375XL 1" 375XL Reduced Pressure Principle Backflow Preventer
Amazon.com
129
Free shipping
折扣 37%
$529.51
$843.99
Zurn Wilkins 1-375XL 1" 375XL Reduced Pressure Principle Backflow Preventer
Amazon.com
129
$549.75
$598.75
Febco 825Y Series 1" Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff, NPT End Connections, Y Pattern, Flood Sensor With
Amazon.com
69
Free shipping
$549.75
$598.75
Febco 825Y Series 1" Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff, NPT End Connections, Y Pattern, Flood Sensor With
Amazon.com
69
$956.45
$1,863.00
Watts 2" 009M2 Backflow Preventer Reduced Pressure Zone Assembly RPZ 2 009M2-QT 0063010 63010
Amazon.com
16
Free shipping
折扣 48%
$956.45
$1,863.00
Watts 2" 009M2 Backflow Preventer Reduced Pressure Zone Assembly RPZ 2 009M2-QT 0063010 63010
Amazon.com
16
$566.49
Zurn Wilkins 1-375 1" 375 Reduced Pressure Principle Backflow Preventer
Amazon.com
42
Free shipping
$566.49
Zurn Wilkins 1-375 1" 375 Reduced Pressure Principle Backflow Preventer
Amazon.com
42
$867.77
Febco 1316 860 Quarter Turn Shutoff Reduced Pressure Zone Assembly, 2"
Amazon.com
Free shipping
$867.77
Febco 1316 860 Quarter Turn Shutoff Reduced Pressure Zone Assembly, 2"
Amazon.com
Free shipping
$13,323.57
8" Backflow Preventer, Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body With Flanged OS&Y Gate Valves APOLLO 4ALF60EE3 | By Pipingnow.Com
Pipingnow.com
Free shipping
$13,323.57
8" Backflow Preventer, Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body With Flanged OS&Y Gate Valves APOLLO 4ALF60EE3 | By Pipingnow.Com
Pipingnow.com
Free shipping
$1,025.99
Zurn Wilkins 34-975XL2 3/4" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
513
Free shipping
$1,025.99
Zurn Wilkins 34-975XL2 3/4" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
513
$551.04
Zurn Wilkins 34-975XL 3/4" 975XL Reduced Pressure Principle Backflow Preventer
Amazon.com
471
Free shipping
$551.04
Zurn Wilkins 34-975XL 3/4" 975XL Reduced Pressure Principle Backflow Preventer
Amazon.com
471
$2,528.90
2" Reduced Pressure Zone Backflow Preventer
Backflow
Free shipping
$2,528.90
2" Reduced Pressure Zone Backflow Preventer
Backflow
Free shipping
$1,486.86
Febco LF825Y Series 1-1/2" Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff, Y Pattern, Flood Sensor With Sentryplus
Amazon.com
20
Free shipping
$1,486.86
Febco LF825Y Series 1-1/2" Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff, Y Pattern, Flood Sensor With Sentryplus
Amazon.com
20
$7,231.79
4" Backflow Preventer, APOLLO 4ALF70AE9 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body With Monitored Butterfly Valves, Grooved | By Pipingnow.Com
Pipingnow.com
Free shipping
$7,231.79
4" Backflow Preventer, APOLLO 4ALF70AE9 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body With Monitored Butterfly Valves, Grooved | By Pipingnow.Com
Pipingnow.com
Free shipping
$6,187.22
3" Backflow Preventer, APOLLO 4ALF700E3 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body With OS&Y Flanged Gate Valves | By Pipingnow.Com
Pipingnow.com
Free shipping
$6,187.22
3" Backflow Preventer, APOLLO 4ALF700E3 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body With OS&Y Flanged Gate Valves | By Pipingnow.Com
Pipingnow.com
Free shipping
$553.85
Febco LF860 Series 1" Lead-Free Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff, Small Diameter, Spring-Loaded Check
Amazon.com
4
Free shipping
$553.85
Febco LF860 Series 1" Lead-Free Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff, Small Diameter, Spring-Loaded Check
Amazon.com
4
$884.99
Zurn Wilkins 34-975XL3 3/4" 975XL3 Reduced Pressure Principle Backflow Preventer
Amazon.com
1
Free shipping
$884.99
Zurn Wilkins 34-975XL3 3/4" 975XL3 Reduced Pressure Principle Backflow Preventer
Amazon.com
1
$1,939.00
1 1/2" Reduced Pressure Zone Backflow Assembly (Grooved)
Backflow
Free shipping
$1,939.00
1 1/2" Reduced Pressure Zone Backflow Assembly (Grooved)
Backflow
Free shipping
$365.92
Febco 1313 860 Quarter Turn Shutoff Reduced Pressure Zone Assembly, 1"
Amazon.com
32
Free shipping
$365.92
Febco 1313 860 Quarter Turn Shutoff Reduced Pressure Zone Assembly, 1"
Amazon.com
32
$965.00
Mid-West Instrument 845-5 Backflow Prevention Assembly Test Kit | Calibration And Testing Instruments
Kele Industrial Automation
$965.00
Mid-West Instrument 845-5 Backflow Prevention Assembly Test Kit | Calibration And Testing Instruments
Kele Industrial Automation
$195.00
Febco Model RPTK1 - Reduced Pressure Assembly Test Kit - Back Flow Prevention
eBay
Free shipping
$195.00
Febco Model RPTK1 - Reduced Pressure Assembly Test Kit - Back Flow Prevention
eBay
Free shipping
$623.06
1 in Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff Valves Tee Handles, Flood Sensor
Home Depot
Free shipping
$623.06
1 in Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff Valves Tee Handles, Flood Sensor
Home Depot
Free shipping
$1,097.40
Wilkins Zurn 975XL2 1 ½" Reduced Pressure Zone Backflow Preventer 112-975XL2 NEW
eBay
$1,097.40
Wilkins Zurn 975XL2 1 ½" Reduced Pressure Zone Backflow Preventer 112-975XL2 NEW
eBay
$433.60
Watts: 1" LF009M2QT Lead Free Reduced Pressure Zone Assembly, LF009M2QT, Lf009m2-Qt
Amazon.com
5
Free shipping
$433.60
Watts: 1" LF009M2QT Lead Free Reduced Pressure Zone Assembly, LF009M2QT, Lf009m2-Qt
Amazon.com
5
$475.00
3/4 in Lead Free Reduced Pressure Zone Backflow Preventers Backflow Flood Sensor
eBay
Free shipping
$475.00
3/4 in Lead Free Reduced Pressure Zone Backflow Preventers Backflow Flood Sensor
eBay
Free shipping
$527.78
3/4 in Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff Valves, Tee Handles, Flood Sensor
Home Depot
4
Free shipping
$527.78
3/4 in Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff Valves, Tee Handles, Flood Sensor
Home Depot
4
$78.68
Apollo 4A207A2F Reduced Pressure Zone Backflow Preventer
uchemba
$78.68
Apollo 4A207A2F Reduced Pressure Zone Backflow Preventer
uchemba
$26,159.90
Zurn 8-375DA 8" Wilkins 375DA Reduced Pressure Principle Detector Backflow Assembly | Supplyhouse.Com
SupplyHouse.com
$26,159.90
Zurn 8-375DA 8" Wilkins 375DA Reduced Pressure Principle Detector Backflow Assembly | Supplyhouse.Com
SupplyHouse.com
$1,178.30
BAC-FLO-5 Backflow Test Kit
Amazon.com
31
Free shipping
$1,178.30
BAC-FLO-5 Backflow Test Kit
Amazon.com
31
$295.00
1-1/4" Watts 909M1QT Reduced Pressure Zone Backflow Prevention Device
eBay
$295.00
1-1/4" Watts 909M1QT Reduced Pressure Zone Backflow Prevention Device
eBay
$78.69
$102.30
Watts 3/4 LF 009QT Reduced Pressure Zone Backflow Preventer
Cheekyhost Shop
折扣 23%
$78.69
$102.30
Watts 3/4 LF 009QT Reduced Pressure Zone Backflow Preventer
Cheekyhost Shop
$1,077.99
FEBCO Reduced Pressure Zone Backflow Preventer, 1LF825YAQTRP
Zoro.com
$1,077.99
FEBCO Reduced Pressure Zone Backflow Preventer, 1LF825YAQTRP
Zoro.com
$5,635.99
WILKINS Reduced Pressure Zone Backflow Preventer, 3-375A
Zoro.com
$5,635.99
WILKINS Reduced Pressure Zone Backflow Preventer, 3-375A
Zoro.com
$79.89
$108.65
Wilkins 1-975XL Reduced Pressure Principle Backflow Preventer
gameballsod.com
折扣 26%
$79.89
$108.65
Wilkins 1-975XL Reduced Pressure Principle Backflow Preventer
gameballsod.com
$445.00
APOLLO RPLF4A Reduced Pressure Zone Backflow Preventer
eBay
1
Free shipping
$445.00
APOLLO RPLF4A Reduced Pressure Zone Backflow Preventer
eBay
1
$1,218.49
1-1/4" Backflow Preventer, Reduced Pressure, Lead-Free Bronze With Ball Valves And SAE Test Cocks APOLLO 4ALF206A2F | By Pipingnow.Com
Pipingnow.com
Free shipping
$1,218.49
1-1/4" Backflow Preventer, Reduced Pressure, Lead-Free Bronze With Ball Valves And SAE Test Cocks APOLLO 4ALF206A2F | By Pipingnow.Com
Pipingnow.com
Free shipping
$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
0:50
DC vs RPZ Backflow Preventers | The Key Differences
2023年11月17日
safe-t-cover.com
A check valve is a that is mainly used to prevent the medium from f
…
已浏览 3.7万 次
2024年8月14日
TikTok
liaodevalve
1:30
RPZ Assemblies
已浏览 7165 次
2017年3月6日
YouTube
SupplyHouse
3:41
Testing A Backflow Device
已浏览 4.6万 次
2012年3月7日
YouTube
Olin Plumbing Inc.
12:20
RPZ - Field Test
已浏览 1.7万 次
2014年6月17日
YouTube
James Holeva (Jimmy Backflow)
3:31
Backflow Tester Certification
已浏览 1.4万 次
2016年5月31日
YouTube
ContractorsPrepTV
1:12
Backflow device
已浏览 28.6万 次
2015年7月6日
YouTube
fallons2007
3:08
RPZ Backflow Video
已浏览 5899 次
2018年11月8日
YouTube
Master Plumbers Association of Queensland
1:27
Backflow Prevention
已浏览 9.2万 次
2010年8月10日
YouTube
Rain Bird
3:39
Irrigation Backflow Prevention Device Overview
已浏览 16.9万 次
2019年9月27日
YouTube
Ewing Outdoor Supply
1:21
Backflow Prevention Valve
已浏览 4万 次
2019年11月5日
YouTube
The Supreme Industries Limited
5:39
RPZ - How it works
已浏览 10万 次
2019年2月6日
YouTube
Jimmy Backflow
7:15
RP Test Procedure
已浏览 11.9万 次
2016年7月20日
YouTube
Viking II Backflow Training
4:30
Backflow Preventer Testing
已浏览 1.7万 次
2021年3月18日
YouTube
TLC Plumbing Heating Cooling Electrical
4:47
Introduction to Backflow Prevention
已浏览 2173 次
2017年5月24日
YouTube
Sunshine Coast Council
3:27
Right Backflow Preventer Installation
已浏览 10.3万 次
2019年11月1日
YouTube
American Irrigator
1:02
Back-Flow Preventer Testing Service Illinois
已浏览 143 次
2017年5月16日
YouTube
Getz Fire Equipment Company
3:28
Reduced Pressure Zone Valve
已浏览 1.6万 次
2017年8月10日
YouTube
American Water College
13:59
HOW DOES A BACKFLOW PREVENTER WORK?
已浏览 3463 次
2019年10月25日
YouTube
Lunker Fishing
3:11
Choosing a Backflow Preventer
已浏览 10.9万 次
2018年7月13日
YouTube
Sprinkler Warehouse
5:45
EXCERPT - Field Testing Backflow Preventers, Instructional Video
已浏览 16.9万 次
2013年2月28日
YouTube
USC Foundation for Cross-Connection Control …
1:56
T3™ land rig blowout preventor (BOP)
已浏览 3.8万 次
2018年10月25日
YouTube
NOV
4:27
How to test an RP/RPZ
已浏览 7万 次
2014年11月26日
YouTube
ywass00
3:15
Testing a Backflow Prevention Device - RPZ
已浏览 6.9万 次
2011年9月7日
YouTube
Jimmy Backflow
0:36
How a backflow prevention valve works
已浏览 7.9万 次
2017年10月11日
YouTube
StAugustineRecord
18:22
Troubleshoot ANY Backflow in 3 Easy Steps
已浏览 5.1万 次
2020年5月27日
YouTube
Disney-McLane & Associates
6:37
Reduced Pressure Principle Backflow Trouble Shooting Part 1
已浏览 1.9万 次
2015年10月20日
YouTube
Green Industry News
13:01
Why RPZ Backflow Preventers Should Be Installed Outside
已浏览 4705 次
2017年8月29日
YouTube
Safe-T-Cover
3:57
Animation: A.R.I. Backflow Preventer in operation
已浏览 20.4万 次
2014年5月28日
YouTube
Aquestia - A.R.I., Dorot, OCV
7:28
Backflow Prevention & Cross Connection Control: Applications
…
已浏览 7.3万 次
2013年10月9日
YouTube
AmericanWaterWorks
观看更多视频
更多类似内容
购买 Reduced pressure zone device Backflow Prevention Testing
广告
$1,943.36
Watts TK-9A Series Portable Backflow Preventer Test Kit For Rpzas (Reduced Pressure Zone Backflow) And Dcvas (Double Check Valve) With Gauge, Test
Amazon.com
1
Free shipping
$1,943.36
Watts TK-9A Series Portable Backflow Preventer Test Kit For Rpzas (Reduced Pressure Zone Backflow) And Dcvas (Double Check Valve) With Gauge, Test
Amazon.com
1
$1,306.39
Zurn Wilkins 2-975XL2 2" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
497
Free shipping
$1,306.39
Zurn Wilkins 2-975XL2 2" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
497
$529.51
$843.99
Zurn Wilkins 1-375XL 1" 375XL Reduced Pressure Principle Backflow Preventer
Amazon.com
129
Free shipping
折扣 37%
$529.51
$843.99
Zurn Wilkins 1-375XL 1" 375XL Reduced Pressure Principle Backflow Preventer
Amazon.com
129
$549.75
$598.75
Febco 825Y Series 1" Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff, NPT End Connections, Y Pattern, Flood Sensor With
Amazon.com
69
Free shipping
$549.75
$598.75
Febco 825Y Series 1" Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff, NPT End Connections, Y Pattern, Flood Sensor With
Amazon.com
69
$956.45
$1,863.00
Watts 2" 009M2 Backflow Preventer Reduced Pressure Zone Assembly RPZ 2 009M2-QT 0063010 63010
Amazon.com
16
Free shipping
折扣 48%
$956.45
$1,863.00
Watts 2" 009M2 Backflow Preventer Reduced Pressure Zone Assembly RPZ 2 009M2-QT 0063010 63010
Amazon.com
16
$566.49
Zurn Wilkins 1-375 1" 375 Reduced Pressure Principle Backflow Preventer
Amazon.com
42
Free shipping
$566.49
Zurn Wilkins 1-375 1" 375 Reduced Pressure Principle Backflow Preventer
Amazon.com
42
$867.77
Febco 1316 860 Quarter Turn Shutoff Reduced Pressure Zone Assembly, 2"
Amazon.com
Free shipping
$867.77
Febco 1316 860 Quarter Turn Shutoff Reduced Pressure Zone Assembly, 2"
Amazon.com
Free shipping
$13,323.57
8" Backflow Preventer, Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body With Flanged OS&Y Gate Valves APOLLO 4ALF60EE3 | By Pipingnow.Com
Pipingnow.com
Free shipping
$13,323.57
8" Backflow Preventer, Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body With Flanged OS&Y Gate Valves APOLLO 4ALF60EE3 | By Pipingnow.Com
Pipingnow.com
Free shipping
$1,025.99
Zurn Wilkins 34-975XL2 3/4" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
513
Free shipping
$1,025.99
Zurn Wilkins 34-975XL2 3/4" 975XL2 Reduced Pressure Principle Backflow Preventer
Amazon.com
513
$551.04
Zurn Wilkins 34-975XL 3/4" 975XL Reduced Pressure Principle Backflow Preventer
Amazon.com
471
Free shipping
$551.04
Zurn Wilkins 34-975XL 3/4" 975XL Reduced Pressure Principle Backflow Preventer
Amazon.com
471
$2,528.90
2" Reduced Pressure Zone Backflow Preventer
Backflow
Free shipping
$2,528.90
2" Reduced Pressure Zone Backflow Preventer
Backflow
Free shipping
$1,486.86
Febco LF825Y Series 1-1/2" Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff, Y Pattern, Flood Sensor With Sentryplus
Amazon.com
20
Free shipping
$1,486.86
Febco LF825Y Series 1-1/2" Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff, Y Pattern, Flood Sensor With Sentryplus
Amazon.com
20
$7,231.79
4" Backflow Preventer, APOLLO 4ALF70AE9 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body With Monitored Butterfly Valves, Grooved | By Pipingnow.Com
Pipingnow.com
Free shipping
$7,231.79
4" Backflow Preventer, APOLLO 4ALF70AE9 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body With Monitored Butterfly Valves, Grooved | By Pipingnow.Com
Pipingnow.com
Free shipping
$6,187.22
3" Backflow Preventer, APOLLO 4ALF700E3 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body With OS&Y Flanged Gate Valves | By Pipingnow.Com
Pipingnow.com
Free shipping
$6,187.22
3" Backflow Preventer, APOLLO 4ALF700E3 Reduced Pressure Detector Assembly, Lead-Free , Stainless Steel Body With OS&Y Flanged Gate Valves | By Pipingnow.Com
Pipingnow.com
Free shipping
$553.85
Febco LF860 Series 1" Lead-Free Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff, Small Diameter, Spring-Loaded Check
Amazon.com
4
Free shipping
$553.85
Febco LF860 Series 1" Lead-Free Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff, Small Diameter, Spring-Loaded Check
Amazon.com
4
$884.99
Zurn Wilkins 34-975XL3 3/4" 975XL3 Reduced Pressure Principle Backflow Preventer
Amazon.com
1
Free shipping
$884.99
Zurn Wilkins 34-975XL3 3/4" 975XL3 Reduced Pressure Principle Backflow Preventer
Amazon.com
1
$1,939.00
1 1/2" Reduced Pressure Zone Backflow Assembly (Grooved)
Backflow
Free shipping
$1,939.00
1 1/2" Reduced Pressure Zone Backflow Assembly (Grooved)
Backflow
Free shipping
$365.92
Febco 1313 860 Quarter Turn Shutoff Reduced Pressure Zone Assembly, 1"
Amazon.com
32
Free shipping
$365.92
Febco 1313 860 Quarter Turn Shutoff Reduced Pressure Zone Assembly, 1"
Amazon.com
32
反馈