Suitable for roof leaks window sealing zippared awning drainage ditches down spouts boats personal water vehicles canoes and outdoor equipment water pipes ventilation ducts the tape is thicker and services life repair wall crack and use roof waterproofing aluminum foil not afraid of scratching anti friction and high temperature resistance note ensure that the construction surface area is dry before using .the construction surface should not have impurities that affect the viscosity of the strip. Water Stoppage