IAPMO TS 8-2006
Backflow Preventers and Relief Valves
防回流阀和安全阀
CSA B64 SERIES-21
Backflow preventers and vacuum breakers
防回流阀和真空断路器
2021-08-01
JB/T 11151-2011
低阻力倒流防止器
Low-resistance backflow preventer
2011-05-18
AWWA DSS90003
Types of Backflow Prevention Assemblies and Their Installation
防回流组件的类型及其安装
1990-01-01
AWWA DSS91015
Training for Personnel in the Backflow Prevention Industry
防回流行业人员培训
1992-01-01
AWWA ACE70931
Backflow Prevention Assembly Installation Criteria
防回流组件安装标准
2009-11-01
GB/T 25178-2020
减压型倒流防止器
Reduced-pressure type backflow preventer
2020-12-14
UNE-EN 12729-2003
Devices to prevent pollution by backflow of potable water - Controllable backflow preventer with reduced pressure zone - Family B - Type A
防止饮用水回流污染的装置.带减压区的可控回流防止器.B族.A类
2003-06-20
IAPMO TS 21-2006(R2020)
Backflow Preventers with Flexible Shower and Shampoo Hoses
带柔性淋浴和洗发水软管的防回流阀
AWWA ACE92027
A Complete "How To" on Cross Connection and Backflow Prevention
关于交叉连接和防回流的完整“操作方法”
1992-01-01
CJ/T 160-2010
双止回阀倒流防止器
Double check valve backflow prevention assembly
2010-01-14
UNE-EN 14454-2005
Devices to prevent pollution by backflow of potable water - Hose union backflow preventer DN 15 to DN 32 - Family H, type A
防止饮用水回流污染的装置.软管接头防回流阀DN 15至DN 32.H系列A型
2005-12-14
DIN EN 14454
Devices to prevent pollution by backflow of potable water - Hose union backflow preventer DN 15 to DN 32 - Family H; type A
防止饮用水回流污染的装置——软管接头防回流阀DN 15至DN 32——H系列；A型；德文版EN 14454:2005
2005-08-01
AWWA ACE56224
Responsible Backflow Prevention Program Compliance and Data Management
负责任的防回流计划合规性和数据管理
2002-06-16
AWWA DSS54641
Responsible Backflow Prevention Program Compliance and Data Management
负责任的防回流计划合规性和数据管理
2001-09-01
CSA ASSE SERIES 5000-1991
Series 5000 - Backflow Prevention Assemblies - Standards Program
5000系列-防回流组件-标准程序
1991-04-01
AWWA WQTC71344
Backflow Prevention: A Close Call at a University Veterinary Hospital
防止回流:一所大学兽医医院的紧急关头
2009-11-01
CECS 259-2009
低阻力倒流防止器应用技术规程(附条文说明)
Technical specification for application of low-resistance backflow preventer
BS EN 14454-2005
Devices to prevent pollution by backflow of potable water. Hose union backflow preventer DN 15 to DN 32 inclusive. Family H, type A
防止饮用水回流污染的装置 软管接头防回流阀DN 15至DN 32 包括在内 H家族 A型
2006-10-31
ASSE(Plumbing) 1014-2020
Performance Requirements for Backflow Prevention Devices for Hand-held Showers
手持式淋浴器防回流装置的性能要求
2020-02-01