SBS modified asphalt waterproof roll 1 Feature:anti-aging,heat resistance,environmet-friendly 2 ... is cool, seal the edge of joint by float.5 Storage and TransportationA Different items, models, dimensions and grades should ... factorys if any problems caused by wrong transportation or storage or the storage years are more than a year. D All ... 6 Specification1*10 1*8 m SBS modified asphalt waterproof roll