GB 28379-2012 Standard PDF file download ; GB 28379-2012 Standard english preview version download

GB Standard Code	GB 28379-2012
Standard Category	China National Standards
GB Standard English Title	Minimum allowable values of water efficiency and water efficiency grades for flush valve for water closets
GB Standard Chinese Title	便器冲洗阀用水效率限定值及用水效率等级
Chinese Version Price	$15 USD per 50 pages
English Translation Price	About $15 per 1 page; Inquire us for detail price

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