The Aetolia VZ’s advanced technologies have created a product with very high performances, as result of the union of two materials. This is a sound-absorbing and sound impeding mat for bricks and plasterboard double vertical partitions airborne acoustic insulation, Class 1 fire resistance with a rubber ELT layer (750 kg/m3 density, 4 mm thickness) inserted between two layers of thermoregulated polyester fibres (20/40 kg/m3 density, 20 mm thickness) . The experience, the research and the observation allow to identify the solutions and the innovations that make AEFASTICK RUBBER highly performing. AEFASTICK RUBBER. Comfort for your house.