Acoustic steel panel with external full sheet and internal perforated sheet

Sound reduction index RW 26 decibel to 31decibel

Industrial and building, internal & external applications

Fabrication

- Standard width 1 130 mm

- Standard length from 2 500 mm up to 10 000  mm

- Custom length available on request

- Metal sheet steel S 280 GD

    Outside: 0.63 mm (option: 0.75 mm) full sheet
    Inside: 0.50 mm (option: 0.63 - 0.75 mm) perforated sheet R3T6 (23%)

- Standard paint protection Polyester RAL 9010 (white)

- Other colors or coating (plastisol or polyurethane) on request

- Insulation high density rock wool, 100 kg/m3, λ 0,044 W/m.K

Certifications

- Acoustic

    Rw in accordance with NF EN ISO 717-7 (1997)
    αw in accordance with NF EN ISO 11654 (1997)

- Fire Euroclass A2-S1, d0 CSTB report N° RA17-0219

- Galvanized steel in accordance with NF EN 10316

- Precoated in accordance with NF P34-301 on galvanization

- Dimensions/Tolerances in accordance with NF EN 14509 - XP P 34-900

- Use/mechanical DTA 2,1/15-1675_V1

- Environment Certificate INIES (FDES) N°6-939:2017 (50mm to 80mm) & N°6-940:2017 (100mm to 200mm)