Form: linear
Total thickness : 55 mm
Wood section: 42 x 20 mm
Black rear wooden counter-slats: 34 x 45 mm
Spacing between slats: 18 mm
Average void area: 30%
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Finishing*
- Natural (D-s1,d0)
- Natural (B-s2,d0)
- Clear varnish (B-s2,d0)
- Wax Color (B-s2,d0)
- Wax Color (D-s1,d0)
- Wax Color MC (B-s2,d0)
*choice of finish: cf. building classification table
Rear side: 120 Kg / m3 rigid mineral or stone wool acoustic tiles with black fleece
facing (600 x 600 mm format; 20 or 22 mm thick)
Not supplied by Laudescher
Modular dimensions: 1880 x 600 mm and 1265 x 600 mm
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* Test report, panel with insertion of mineral or stone wool tiles with black fleece facing
** Moist and/or corrosive environments, cf. grid system manufacturer recommendations
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Edging system:
Sound absorption has been measured as defined in standard ISO 354. Data related to sound absorption (αp, αw, absorption class) has been calculated in compliance with standard ISO 11654 (Lauder LINEA + addition of acoustic materials).
Lauder LINEA ceiling 4.2.1 + 20 mm MW or SW on E250 mm plenum
Weighted index:
αw = 0,50(LM)
Absorption class:
Class D
According to ASTM C423:
NRC = 0,7
