T/CECS 691-2020
On-site energy-saving performance evaluation standard for building exterior window engineering (English Version)

Standard No.

T/CECS 691-2020

Language

Chinese, Available in English version

Release Date

2020

Published By

Group Standards of the People's Republic of China

Latest

T/CECS 691-2020

Scope

This standard is divided into 6 chapters and 2 appendices. The main technical content includes: general principles, terminology and symbols, basic provisions, on-site testing, evaluation, reports, etc.

T/CECS 691-2020 history

• 2020 T/CECS 691-2020 On-site energy-saving performance evaluation standard for building exterior window engineering