Acoustic wall panel LINEA 2.4.3

firDouglas firsolid wood

Product description
Solid wood acoustic panel designed for screw-on wall cladding in commercial and public interiors.

Characteristics

• Screw-on panel suitable for metal or wood framing

Dimensions and geometry
Panel dimensions:
2495 x 600 mm
1880 x 600 mm
1265 x 600 mm
Slat cross-section: 20 mm (edge) x 42 mm (height)
Slat spacing: 34.55 mm
Centre distance of slats: 54.55 mm
Black rear counter-slats: 34 x 45 mm
Total thickness: 69 mm
Openness percentage: 63 %

Materials
Timber species: Silver fir, pine, oak
Back panel: rigid acoustic rockwool slabs (2.4 kg/m²) covered with black fleece finish (size: 600 x 600 mm; thickness: 20 or 22 mm). Not supplied by Laudescher

Acoustic performance
Weighted index: αw = 0.85
Absorption class: Class B
The various sound absorption data (αp, αw, absorption class) were calculated in compliance with ISO 11654 (LINEA + acoustic complement + LR 20mm on E50mm plenum). The sound absorption has been measured in accordance with standard ISO 354.

Finish / Reaction to fire
Fire-retardant, Euroclass standard B-s1, d0 or B-s2, d0 depending on the type of wood and finish.

Installation
Screw-down installation in accordance with NF EN 14915 and DTU 36-2.

Wood and finishes

• Wood: Jointed pine, silver fir, pine, oak
• Varnish finish: Clear varnish
• Fire-treated finishes: Natural, Douglas, Oak, White oak, Honey
• Wax color finishes: White, Douglas, Oak, White oak, Green, Cenza, Wenge, Black
• Counter-slat finish: Wax color (Black)

Other colours available on request. Clear varnish can be added for sensitive environments.

Downloads available
Product sheet, acoustic certificate, color chart and certification documents are provided as downloadable PDFs (product documentation).

Technical specifications

• Panel dimensions: 2495 x 600 mm; 1880 x 600 mm; 1265 x 600 mm
• Slat cross-section: 20 x 42 mm
• Slat spacing: 34.55 mm
• Centre distance of slats: 54.55 mm
• Rear counter-slats: 34 x 45 mm
• Total thickness: 69 mm
• Timber species: Silver fir, pine, oak
• Area density (silver fir): 9.7 kg/m2
• Area density (pine): 12.9 kg/m2
• Area density (oak): 15 kg/m2
• Openness percentage: 63%
• Acoustic: Weighted index αw = 0.85, Absorption class B (ISO 11654 / ISO 354)
• Reaction to fire: Euroclass B-s1,d0 or B-s2,d0 (depending on wood/finish)
• Installation: Screw-down (NF EN 14915, DTU 36-2)
• Back panel: rigid rockwool slabs 2.4 kg/m², covered black fleece (600 x 600 mm; 20 or 22 mm) — not supplied