The "Gas Boiler Flue Gas Condensation Heat Energy Recovery Device" is now approved as the urban construction industry product standard, numbered CJ/T515-2018, and will be implemented from December 1, 2018. This standard is made public on the website of the Ministry of Housing and Urban-Rural Development (www.mohurd.gov.cn), and is published and distributed by the China Standards Press organized by the Standards Quota Research Institute of the Ministry of Housing and Urban-Rural Development. Ministry of Housing and Urban-Rural Development of the People's Republic of China May 30, 2018
CJ/T 515-2018 history
2018CJ/T 515-2018 Gas boiler flue gas condensation heat energy recovery device