GB 25502-2017
Minimum allowable values of water efficiency and water efficiency grades for water closets (English Version)

Standard No.

GB 25502-2017

Language

Chinese, Available in English version

Release Date

2017

Published By

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

Latest

GB 25502-2017

Replace

GB 25502-2010

Scope

This standard specifies the water efficiency limit value, water saving evaluation value, water efficiency grade and test method of the toilet. This standard is applicable to the water efficiency evaluation of all kinds of toilets installed on the cold water pipeline in the building facilities and used under the condition that the water supply pressure is not greater than 0.6 MPa.

GB 25502-2017 Referenced Document

• GB 6952 Sanitary wares

GB 25502-2017 history

• 2017 GB 25502-2017 Minimum allowable values of water efficiency and water efficiency grades for water closets
• 2011 GB 25502-2010 Allowable values of water use efficiency and grades of water use efficiency of toilets