3、Test methods for asphalt waterproof roll roofing- Water impermeability of asphalt
6、Test methods for asphalt waterproof roll roofing-Saturated and coated bitumen amount of asphalt
1、Test methods for asphalt waterproof roll roofing-The general rules
5、Test methods for asphalt waterproof roll roofing-Heat resistance of asphalt
2、Test methods for asphalt waterproof roll roofing-Flexibility of asphalt
8、P type PVC waterproof rolled sheet making plant
4、Test methods for asphalt waterproof roll roofing-Tensile strength of asphalt
7、This paper analyzes the causations of roof waterproof roll leakage, such as the effect of environment factors, unmerited construction method, roof structure and usage course.
