Home / Standards / GB/T 15227-2019 GB/T 15227-2019 Active Test method of air permeability, watertightness, wind load resistance performance for curtain walls 建筑幕墙气密、水密、抗风压性能检测方法 Standard Type GBT ICS 91.060.10 CCS P32 Status 现行 Issue Date 2019-12-10 Implementation 2020-11-01 Responsible Dept 住房城乡建设部 Drafting Unit N/A