Hi-Tech Underlay Insulation film for acoustic applications Dimensions: Length 5 m Width 100 cm Thickness 3.0 mm +/- 0.5 mm Density: 1.000 kg/m³ +/- 30 kg Material: PU/Mineral Footfall Sound: 31 % Impact Sound: 19 dB Thermal-Resistance: 0.01 m²K/W Compressive Strength: >100 kPa (10 to/m²)