T/DZJN 41-2021
Allowable values of energy efficiency and energy efficiency grades for commercial water boilers (English Version)
- Standard No.
- T/DZJN 41-2021
- Language
- Chinese, Available in English version
- Release Date
- 2021
- Published By
- Group Standards of the People's Republic of China
- Latest
- T/DZJN 41-2021
T/DZJN 41-2021 history
- 2021 T/DZJN 41-2021 Allowable values of energy efficiency and energy efficiency grades for commercial water boilers
