Perforated Rockwool Double Lock System

The inner metal Rockwool acoustic roof panels are perforated on one side, and the other side is standard form metal surface with the rockwool insulation of 50-60-80-100-120-150 and 200 mm thickness. The acoustic rockwool panels are preferred for use in industrial buildings with high sound levels, boiler and generator rooms, in buildings with a specific sound level requirement, and cultural objects (theaters, movie theaters) for sound insulation.