GB 20665-2006

Abolished

Minimum allowable values of energy efficiency and energy efficiency grades for domestic gas instantaneous water heater and gas fired heating and hot water combi-boilers

家用燃气快速热水器和燃气采暖热水炉能效限定值及能效等级

Standard Type
GB
ICS
27.010
CCS
F01
Status
废止
Issue Date
2006-12-12
Implementation
2007-07-01
Responsible Dept
国家标准委
Drafting Unit
国家标准委