It’s observed countless times that the roof cannot with withstand water spill for a longer time. When it happens, the water stays there either it evaporates due to high temperature, or the roof absorbs the water into itself. When the process of absorption takes place, the water stays inside the roof’s material for a certain period, until it starts to show in the form of leakage and se... https://waterproofing.pk/roof-waterproofing-pakistan/