The product is superficially covered with a polyethylene film and has a selvedge on one side and a self-adhesive band on the other side, in order to realize optimal junctions.

Key benefits
Soundproofing of floors from impact noises (floating floors)
Advantages
- Δlnv = 24 dB
- S’t = 12 MN/m³
- S’ = 50 MN/m³
- Easily laid thanks to the roll equipped with a membrane that protects against the screed
- Adhesive selvedge for perfect join between the rolls
- Excellent carriage and storage thanks to the roll’s limited size
- High performances with reduced thickness
- Adaptability to obstacles, pipes and corners
- Reversibility of edges
- Odourless and decay-proof
Technical Properties
DIMENSIONS | Length | Width | Thickness | Weight/m² |
---|---|---|---|---|
Fonas 2.8 | 20 m | 1 m | 2,8 mm | 0,400 kg |
Impact noise level | Fonas 2.8 |
---|---|
Under bare floor | 73,5 dB |
Under floor insulated with FONAS TEX | 49,5 dB |
Impact noise | 24 dB1 |
Dynamic rigidity | Fonas 2.8 |
---|---|
S’t | 11 MN/m³ |
S’ | 50 MN/m³B |