屋面防水看似简单,其实很重要,但许多环节、许多细部接点处理,往往容易被忽略,处理不好也很容易出现问题,因此天宇建防水公司要在这提醒大家,屋面防水工程在进行施工时一定要注意以下几个问题。
1、现场检查卷材的外观质量,检查其包装和厚度是否为所定产品,手感检查卷材有无弹性,从卷材断面观察其胎体是否为所定胎体,有无出厂合格证、出厂检测报告,使用前应取样送国家建材检测部门认可的检验所做复试检测,以确保卷材的使用质量,严禁在雨天进行防水卷材和保温施工。
Check the web site of the appearance of quality, check whether the packaging and the thickness of the given product, check the web without elastic feel, observe whether the prescribed carcass carcass, with or without factory certification, factory test reports from the coil section, sampling should be sent to the State prior to use building materials testing department recognized testing done retest testing to ensure the quality of web use is strictly prohibited in the rain waterproof membrane and insulation construction.
2、屋面防水卷材特别注意的是细部节点处理。在屋面拐角、天沟、水落口、屋脊、卷材搭接、收头等节点部位,要仔细铺平贴紧、压实、收头牢靠、符合设计要求和屋面防水工程技术规范等有关规定,在屋面拐角、天沟、水落口、屋脊等部位要加铺卷材附加层。
Roofing waterproofing membrane Of particular note is the detail node processing. In the corner of the roof, gutters, fall-mouth, roof, sheet lap, closing top node site, carefully paved snapping, compaction, closed head firmly in line with the relevant provisions of the design requirements and technical specifications roofing projects, etc., roof corners, gutters, fall-mouth, and other parts of the roof to add an additional layer of membrane shop.
3、要特别注意上人屋面在铺贴层时,铺设保温层时要保护好防水层,因损坏的防水层,很可能会造成隐患,修补工作困难极大。
Pay special attention to Master roof when paving layer, laying insulation layer to protect the waterproof layer,waterproof layer due to damage, it may cause problems, repair work extremely difficult.
4、卷材防水层的找平层要符合质量要求,达到规定的干燥程度,防水卷材铺贴时要避免过度拉紧和皱折,基层与卷材间排气要充分,向横向两侧排气后用辊子压平粘实。防水卷材搭接宽度和铺贴要顺直,同时要严格按照基层所弹标线施工。
After leveling layer waterproof membrane layer to meet quality requirements, achieve the required degree of drying, waterproof membrane when the Stones to avoid excessive tightening and wrinkles between the grassroots and the membrane exhaust to the full, to the lateral sides of the exhaust stick with a roller to flatten real. Waterproofing membrane lap width and paving should be straight, and in strict accordance with the grassroots bomb marking construction.