False ceiling acoustic panel LINEA 2.4.5

firsolid woodoak

Product description
Solid wood slatted acoustic panel designed for suspended ceilings. Suitable for commercial and institutional interiors where integrated acoustic performance and a natural wood appearance are required.

Versions

• To be installed on T24 grid
• To be screwed onto metal or wooden frame (screw-on)

Acoustic performance
Weighted sound absorption index: αw = 0.9
Absorption class: Class A
Values (αp, αw, absorption class) were determined according to ISO 11654 with Linea + acoustic complement + 20 mm rockwool on E250 mm plenum.

Finish / Reaction to fire (to EN 13501-1)
Fire-retardant finishes available. Euroclass: B-s1, d0 or B-s2, d0 depending on wood species and finish type.

Installation
Installation on T24 grid or by screwing — in accordance with NF EN 13964 and DTU 58-1.

Back panel
Rigid acoustic rockwool slabs (2.4 kg/m²) covered with black fleece (size: 600 x 600 mm; thickness: 20 or 22 mm). Not supplied by Laudescher.

Wood and finishes

• Woods: Jointed pine, silver fir, pine, oak
• Slat finishes — Varnish finish: Clear varnish
• Fire-treated finishes: Natural, Douglas, Oak, White oak, Honey
• Wax colour finishes: White, Douglas, Oak, White oak, Green, Cenza, Wenge, Black
• Other colours available on request
• Clear varnish can be added for sensitive environments

Additional notes
Panels include a rear black counter-slat and are designed to be used with acoustic complements (rockwool) to achieve the declared absorption performance. Two mounting options are offered: T24 grid installation or screw-on to a metal/wood frame.

Technical specifications

• Panel dimensions: 2495 x 600 mm (screw-on only); 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
• Wood 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 = 0.9 — Absorption class A (tested with Linea + acoustic complement + 20 mm rockwool on E250 mm plenum)