If color steel tile leak really is a crazy thing, how do we that? Color steel tile in the wind and rain after a few years there will be rust, corrosion, what do we care? New color steel tile or no rust color steel tile, using pure metal aluminum self-adhered waterproofing membrane. If you want color steel tile longevity how do? Can apply waterproof coatings on the coils. In case of do not significantly increase construction costs, can extend the life of color steel tile at least 5-8 years longer life, reduced construction costs. If signs of rust color steel tile surface has been polished when floating rust sanded clean or sand the surface, which can improve color steel tile waterproof performance, color steel tile are not corroded, broken.