This 7-layer sound-deadening and sound-insulating fibreglass panel is perfect for cabins adjoining engine rooms, and is type-tested in compliance with ISO 4589-3 - defining the oxygen index by means of a high temperature test. The double-separate mass ensures optimum soundproofing. RINA certified for soundproofing of engine rooms in pleasure boats up to 24m.
Layers:
1. 430 g/m3 aluminised fiberglass fabric.
2. 10-mm thick 70/90 kg/m3 polyurethane.
3. 2-mm thick EPDM mass (4 kg/m2).
4. 10-mm thick 70/90 kg/m3 polyurethane.
5. 2-mm thick EPDM mass (4 kg/m2).
6. 10-mm thick 70/90 kg/m3 polyurethane.
7. Adhesive.
Specifications:
Sheet Size: 100 x 150cm.
Thickness: 35mm.
Sound Absorption A*: 7.
Sound Impedance B: 8.
Oxygen Index: > 21.
Weight: 12.66kg/m2.
