Ultra Construction membrane seal is a very useful product for waterproofing specially on the big structures. It is a two component based product, one liquid, 5 liters and the other 10 kg powder. This 10 kg powder has to be mixed with 5 liters of liquid. You will find it as distemper after mixing both components. In fact, if the Ultra Membrane Seal is not applied before and the tiles have been laid on the roof the definitely it will have cracks in the roof, or the penetration of water is increasing. Ultra Membrane Seal is a polymer base, it becomes part of the structure. When you put the first coat on it, it will penetrate in the structure and become the part of the structure then second coat will protect the first one and prevents movement and vibration and eliminates crashes.