Tiles with a bitumen and special polymer-based elasto-plastomeric membrane with polyester reinforcement, sandwiched to a resilient layer of polyester fibre. TECHNICAL DATA: Tensile strength: – longitudinal: 700 N/50 mm; – transversal: 500 N/50 mm. Impact strength: 900 mm. Resistance to static perforation: 15 kg. Impermeability to water: > 100 KPa. Reaction to fire: F. Apparent dynamic stiffness (S’t): 10 MN/m³. Dynamic stiffness for calculation purposes (S’): 21 MN/m³. Reduction of noise from footsteps when installed (∆Lw): 42 dB. Reduction of noise caused by footsteps under laboratory conditions (∆Lw(*)): 24 dB. Thermal resistance (R): 0.313 m²K/W. Nominal thickness: 13 mm. Format: 1000 mm x 1000 mm tiles. Weight: 5 kg/m². Packaging: pallets containing 75 m². (*) Measured in an independent laboratory on a 14 cm thick normalised reinforced concrete floor with a surface area of 10 m² and an upper acoustic chamber (according to UNI EN ISO 140-8).