In the installation of air-conditioning equipment, the weight-bearing structure of the building shall not be altered without authorization and the safety of the building shall not be jeopardized.
In the installation of air-conditioning equipment, the weight-bearing structure of the building shall not be altered without authorization and the safety of the building shall not be jeopardized.
安装空调设备不得擅自改变房屋承重结构，影响房屋安全。