GB 28378-2012 Translated English of Chinese Standard. GB28378-2012: Minimum Allowable Values of Water Efficiency and Water Efficiency Grades for Showershttps://www.chinesestandard.net, 17 nov 2017 - 7 páginas This Standard specifies the minimum allowable values of water efficiency, water-saving evaluation values, water efficiency grades, technical requirements and test methods for showers. |