GB 28379-2022
Minimum allowable values of water efficiency and water efficiency grades for flush valves of plumbing fixtures (English Version)

Standard No.

GB 28379-2022

Language

Chinese, Available in English version

Release Date

2022

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB 28379-2022

Replace

GB 28379-2012

Scope

This document specifies the water efficiency limit values, water efficiency grades, technical requirements and test methods of squatting pan flush valves and urinal flush valves. This document is applicable to squat toilet flush valves and urinal flush valves installed on cold water supply pipelines in building facilities and used under the condition that the static pressure of the water supply is not greater than 0.6 MPa.

GB 28379-2022 Referenced Document

• GB 28377 Minimum allowable values of water efficiency and water efficiency grades for urinals
• GB 30717 Minimum allowable values of water efficiency and water efficiency grades for squatting pans
• GB/T 33733 Terminology and classification for the kitchen and sanitary ware fittings
• GB/T 9195 Architectural sanitary ceramics terminology and classification*， 2023-11-27 Update

GB 28379-2022 history

• 2022 GB 28379-2022 Minimum allowable values of water efficiency and water efficiency grades for flush valves of plumbing fixtures
• 2012 GB 28379-2012 Minimum allowable values of water efficiency and water effiiency grades for flush value for water closets