High-quality 4-layer multi-component insulation material Dimensions: 0.5m x 0.3m, Thickness (total): 7.50mm Butyl: 1.2 mm, polyurethane foam: 3.8 mm, butyl: 2.5 mm, textile covering: 0.05 mm, self-adhesive Weight per 1 m²: 4.5 kg Package contents: 6x 0.5 mx 0.3 m = 0.90 m². Suitable for: