Acoustic wall panel LINEA 2.4.5 LITE

for false ceilingfirDouglas fir

Product overview
Solid wood acoustic panel designed for suspended ceilings. Ideal for architectural interiors requiring high acoustic absorption and a natural wood finish.

Key characteristics

• Screw-on panel suitable for metal or timber framing
• Open slat design with high openness for sound absorption

Dimensions and geometry
Panel size: 1880 x 600 mm
Slat cross-section: 20 mm (face) x 42 mm (height)
Slat spacing: 55 mm
Centre distance of slats: 75 mm
Rear counter-slats (black): 34 x 45 mm
Total thickness: 69 mm
Openness: 80 %

Acoustic performance
Weighted absorption index: αw = 0.9
Absorption class: A
Absorption data (αp, αw, class) calculated in accordance with ISO 11654 (LINEA + acoustic complement + LR 20 mm on E50 mm plenum).

Finish and reaction to fire (EN 13501-1)
Fire-retardant options available. Euroclass B-s1,d0 or B-s2,d0 depending on timber species 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 (600 x 600 mm; thickness 20 or 22 mm). Back panels are not supplied by the manufacturer.

Wood species and finishes

• Wood species: Silver fir, Pine, Oak
• Slat finishes — varnish: clear varnish
• Fire-treated varnish finishes: Natural, Douglas, Oak, White oak, Honey
• Wax color finishes: White, Douglas, Oak, White oak, Green, Cenza, Wenge, Black (other colours on request)
• Counter-slat finish: wax color finish (examples: Black, other wax colours)

Downloads (available documents)

• 2.4.5 Lite product sheet
• Acoustic certificate 2.4.5 Lite Wall
• LINEA colour chart
• Cradle to Cradle™ LINEA certificate

Technical specifications

• Panel dimensions: 1880 x 600 mm
• Slat cross-section: 20 mm x 42 mm
• Slat spacing: 55 mm; centre distance: 75 mm
• Rear counter-slats: 34 x 45 mm (black)
• Total thickness: 69 mm
• Timber species: Silver fir, Pine, Oak
• Surface mass: Silver fir 6 kg/m²; Pine 6.8 kg/m²; Oak 8 kg/m²
• Openness: 80 %
• Acoustic: αw = 0.9 — Class A (ISO 11654 conditions noted)
• Reaction to fire: Euroclass B-s1,d0 or B-s2,d0 depending on species/finish
• Installation: screw-down (NF EN 14915; DTU 36-2)
• Back panel: rigid rockwool slabs 2.4 kg/m², black fleece, 600 x 600 mm; 20 or 22 mm thick — not supplied