一、防水基层工艺必须改革近几年来,北方地区屋面防水工程,由于基层处理不当,以致造成质量事故。如檐头细部处理不当,保温不够,不断出现揭被、结露、渗漏等问题。特别在冬雨季施工时,基于种种原因,导般卷材防水,“空鼓”、“起泡”现象比较严重,而且越来越多,已成为一个新 First, waterproof base process must be reformed In recent years, the northern part of the roof waterproofing project, due to improper handling of the grassroots level, resulting in quality accidents. If the handling of the skull details is improper and the insulation is not enough, problems such as exposure, condensation, leakage, etc. will continue to occur. Especially during the construction of winter rainy season, due to various reasons, the water-proofing of the coiled material is rather serious, and the phenomenon of “empty drum” and “bubbling” is more serious, and more and more, it has become a new one.