GB/T 11976-2002
Graduation and test method of daylighting properties for windows (English Version)

Standard No.

GB/T 11976-2002

Language

Chinese, Available in English version

Release Date

2002

Published By

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

Status

Be replaced 2015-12

Replace By

GB/T 11976-2015

Latest

GB/T 11976-2015

Replace

GB/T 11976-1989

Scope

This standard specifies the grading and testing methods for the lighting performance of building exterior windows. This standard applies to building exterior windows of various frame materials and light-transmitting materials, as well as various lighting panels and lighting covers.

GB/T 11976-2002 history

• 2015 GB/T 11976-2015 Graduation and test method of daylighting properties for external windows
• 2002 GB/T 11976-2002 Graduation and test method of daylighting properties for windows
• 1989 GB/T 11976-1989 Graduation and test method of daylighting properties for windows