ASSE 1047:2021现行
Performance Requirements for Reduced Pressure Detector Backflow Prevention Assemblies
出版：American Society of Sanitary Engineers
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基本信息
标准编号： ASSE 1047:2021
标准类别：Standard
出版单位：American Society of Sanitary Engineers
标准页数：0
标准简介
The purpose of a Reduced Pressure Detector Backflow Prevention Assembly is to keep contaminated water from flowing back into a potable water distribution system when some abnormality in the system causes the pressure to be temporarily higher in the contaminated part of the system than in the potable water supply piping.
本标准替代的旧标准
