The NAVALIBER B-15 classified high noise reduction system is made of two NAVALIBER-ISOLIBER standard wall panels, one of 25 mm thickness and the other 50 mm thick, between them we keep an air gap of 20 mm. Total thickness of this system is 95 mm.
The core of each panel is a high-density rock wool, lined on both sides by a 0,7 mm thickness galvanized sheet finished with a decorative low flame spread PVC foil on both visible faces. Colours according with project.
The system is completed with all the necessary profiles for the installation.
Global noise reduction of NAVALIBER 25+50 noise reduction system is: Rw = 46 dB.
|Technical Features||25+50 noise reduction system|
|Standard finishing||150 µm PVC film|
|Max. length||2500 mm|
|Standard width||600-935 mm|
|Noise reduction||46 dB (1)|
(1) According to acoustic test ref. CTA 017/07/AER and method of test UNE-EN ISO 140-3:1995.