Cladding in construction is a material applied on the exterior walls to provide a skin or layer. It provides a degree of thermal insulation and weather resistance and also improves the appearance of buildings. Cladding can be made of any of a wide range of materials available in the market, including wood, metal, stone, brick, vinyl, and composite materials that can comprise aluminium, wood, stones, blends of cement and recycled polystyrene, etc.