GB 50243-2016 第9.4.1条
| **** | **Insulation installation**: The thickness and material of the insulation layer for air-conditioning water pipes (supply/return pipes, condensate pipes) must comply with the design requirements. The insulation layer shall be dense, free of voids and cracks, and a vapor barrier (e.g., aluminum foil) shall be provided to prevent condensation and dripping within the hotel ceiling. |