Acoustic wall panel LINEA 2.4.5

firDouglas firsolid wood

Short description
Solid wood acoustic panel for wall cladding

General characteristics

• Screw-on panel for metal or wood framing

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.

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.

Wood

• Timber species: silver fir, pine, oak
• Other wood essences referenced visually: Jointed pine, Silver fir, Pine, Oak

Slat finishes
Varnish finish
Clear varnish (can be added for sensitive environments)
Fire-treated finishes
Natural, Douglas, Oak, White oak, Honey (examples of fire-treated varnish finishes)
Wax color finishes
White, Douglas, Oak, White oak, Green, Cenza, Wenge, Black and other colours available on request

Panel geometry & assembly
Panel available in specific panel dimensions and slat geometry; panels are designed to be screwed onto the support structure. Visuals show typical installation and cross-section.

Caractéristiques / spécifications techniques

• 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: 55 mm
• Centre distance of slats: 75 mm
• Black rear counter-slats: 34 x 45 mm
• Total thickness: 69 mm
• Timber species: Silver fir, Pine, Oak
• Area density (silver fir): 7.6 kg/m2
• Area density (pine): 9.9 kg/m2
• Area density (oak): 11.5 kg/m2
• Openness percentage: 73 %
• Acoustic: Weighted index αw = 0.85 (Absorption class B). Measurements per ISO 354; calculated per ISO 11654 with LINEA + LR 20mm on E50mm plenum.
• Reaction to fire: Euroclass B-s1, d0 or B-s2, d0 depending on wood and finish.
• Installation standard references: NF EN 14915, DTU 36-2