AQUA-STYR waterproof polystyrene is designed for rooms and areas particularly exposed to moisture. Waterproof polystyrene boards, when used in construction, provide thermal insulation for foundations, foundation walls, underground building sections, floors, and any other areas with increased moisture. AQUA-STYR foundation polystyrene is made from polystyrene and additionally protected with a waterproof substance during the production process. A characteristic feature of this product, as well as the entire group of waterproof polystyrene boards, is its distinctive blue color. AQUA-STYR EPS 100-037 AQUA-STYR EPS 100-037 smooth polystyrene boards are available in dimensions of 500x1000mm. Standard thicknesses range from 10 to 300mm in 10mm increments. Larger boards are also available upon request. AQUA-STYR EPS 100-037 milled polystyrene boards are available in dimensions of 500×1000 mm. Thicknesses range from 50 to 200 mm in 10 mm increments.