TRAMICHAPE DUO is a thin acoustic underlay in polyester fiber covered with an overflowing film, impermeable to laitances. Tramichape ensures the acoustic insulation of floating screeds in apartment buildings and individual houses in new or renovation works. Tramichape duo can be used in 2 superposed layers to achieve a ΔLw of 24 dB.
Features
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Acoustic performance 24 dB at impact noise, in double thickness
Acoustic and mechanical insulation maintained over time
Possible overlay with thermal insulation or underfloor heating in residential buildings
QB certified, suitable to meet QUALITEL requirements
Fast laying thanks to unrolling in the right direction
