

Characteristics
Our panels are available in two versions:
- To installed on T24 grid

- Screw-on metal and/or wood grid

Panel dimensions |
2495 x 600 mm |
---|---|
Slat cross-section |
40 mm (face) x 40 mm (height) |
Slat spacing |
35 mm |
Center distance of slats |
75 mm |
Black rear counter-slats |
34 x 45 mm |
Total thickness |
75 mm |
Wood |
Pine, oak |
Surface mass (pine) |
15.30 kg/m2 |
Surface mass (oak) |
19.60 kg/m2 |
Openness percentage |
47 % |
Acoustic performance
Weighted index: αw = 0.70
Absorption class: Class C

The various sound absorption data (αp, αw, absorption class) were calculated in compliance with ISO 11654(LINEA + acoustic complement + LR 20mm on E250mm plenum).
Sound absorption was measured in accordance with ISO 354.
Finish / Reaction to fire (to EN 13501-1)
Euroclass B-s1,d0 or B-s2,d0 fire-retardant depending on species and finish.
Fitting system
Installation on T24 grid or by screwing
– in accordance with NF EN 13964
– in accordance with DTU 58-1
Rear surface
Acoustic mineral wool tiles with black fleece facing 2,4 Kg / m2 surfaced with black fleece facing (format 600 x 600 mm ; 20 or 22 mm thickness). Not supplied by Laudescher
Not supplied by Laudescher