Is used for waterproofing ponds and reservoirs. The film is produced only from original raw materials and components of highest grade, resistant to UV, chemicals, low and high temperatures. It has high tensile strength, puncture, extrusion and wear. Absolute water resistance. Does not lose its properties for 15 years. Thickness 0,5 mm. Temperature soldering 110-112гр. Three-layer film. Working two sides depending on the desired color of the pond. The ability to glue and solder. Found a cheaper? Lower the price!