Insulation under floor panels and wood floors. It absorbs vibrations and stresses effectively what guarantees increased comfort of walking. It is made of polystyrene with a density of 46kg/m2, optimum from the point of view of resistance to load and adjustment to concrete. Perfect for intensively used interiors.
The system of grooves in the underlay provides:
better acoustic and thermal insulation
better adhesion of the underlay to the floor
easier putting floors
better flexibility of the underlay
better comfort of walking
air circulation what reduces the risk of appearing mould