Waterproof Materilas: Available with different reinforcement of polyester,fiber or compound reinforcement, obtained modifying a distilled bitumen, they have an extremely high elasticify PE film, fine sand, or mineral slates are used as finishing surfaces, thickness available:2mm,3mm,4mm Thickness:1m, Length:7.5m,10m,15m It may be applied by cold or hot-melting method with easy application, featuring no pollution and long service life. In a wide application, such as basements tolients,ponds, civil and industrial roofs, car parks,bridges,swimming pools,tunnels and refurbishment of bitumen roofs etcs. It is specially suited to use in the cold area and building with frequent structural movements.