False ceiling acoustic panel LINEA 2.4.3

for ceilingspruceoak

Presentation
The Linea 2.4.3 panel is designed for acoustic ceiling applications. Technical information, dimensions, wood species and finishes are detailed below.

Versions

• For installation on T24 suspension system
• Screw-fixed (installation on metal or timber framing)

Panel characteristics (table)
Panel dimensions: 2495 x 600 mm (only for screw fixing) / 1880 x 600 mm / 1265 x 600 mm
Slat section: 20 mm (face) x 42 mm (height)
Gap between slats: 34.55 mm
Center-to-center spacing of slats: 54.55 mm
Rear counter battens (black): 34 x 45 mm
Total thickness: 69 mm
Wood species: White spruce, pine, oak
Surface mass White spruce: 9.7 kg/m2
Surface mass Pine: 12.9 kg/m2
Surface mass Oak: 15.0 kg/m2
Open area percentage: 63%

Acoustic performance
Weighted absorption coefficient: αw = 0.9
Absorption class: Class A
Absorption data (αp, αw, class) calculated according to ISO 11654 (LINEA + acoustic backing + LR 20 mm on plenum E250 mm). Sound absorption measured according to ISO 354.

Finish / Reaction to fire
Fire-retardant treatment available: Euroclass B‑s1,d0 or B‑s2,d0 depending on wood species and finish.

Installation system
Installed on T24 suspension system or by screwing in accordance with NF EN 13964 and DTU 58‑1.

Rear face
Rigid acoustic slabs in rock wool, 2.4 kg/m2, surfaced with a black veil (format 600 x 600 mm; thickness 20 or 22 mm). Not supplied by Laudescher.

Wood species and finishes
Wood species

• Finger‑jointed pine
• White spruce
• Pine
• Oak

Slat finishes
Clear lacquer

• Clear

Fire‑retardant lacquers

• Clear
• White
• Douglas
• Oak
• White oak
• Honey

Wax color finishes

• White
• Douglas
• Oak
• White oak
• Green
• Cenza
• Wenge
• Black

Remarks
Other colours available on request. Addition of a clear lacquer may be required for sensitive environments.

Technical specifications

• Panel dimensions: 2495 x 600 mm (only for screw fixing); 1880 x 600 mm; 1265 x 600 mm
• Slat section: 20 mm (face) x 42 mm (height)
• Gap between slats: 34.55 mm
• Center-to-center spacing of slats: 54.55 mm
• Rear counter battens (black): 34 x 45 mm
• Total thickness: 69 mm
• Wood species: White spruce, pine, oak
• Surface mass White spruce: 9.7 kg/m2
• Surface mass Pine: 12.9 kg/m2
• Surface mass Oak: 15.0 kg/m2
• Open area percentage: 63%
• Weighted acoustic index: αw = 0.9 (Class A)
• Fire treatment: Euroclass B‑s1,d0 or B‑s2,d0 depending on species/finish
• Installation system: T24 suspension or screw fixing (NF EN 13964, DTU 58‑1)
• Rear face: rock wool slabs 2.4 kg/m2 600 x 600 mm (thk. 20 or 22 mm) — not supplied