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VARIOLINE Colour SL2

Nrc	0.7
System	Panneaux-bandes semi-apparents, démontables - Couloir, démontable - Système F.2
Alpha w	0.65
Nominal	19 mm
Material	mineral
Edge type	SL2
Air quality	A+
Nrc standard	ASTM C 423
Thickness mm	19
Weight kg m2	5
Colour design	RAL et NCS disponibles à l’impression sur demande
Dimensions mm	Sur demande
Alpha w values	0.60; 0.65; 0.70; 0.75
Absorption class	C
Air permeability	PM1 (≤ 30 m³/hm²)
Humidity resistance	95% RH
Alpha p by frequency	125 Hz: 0.50; 250 Hz: 0.45; 500 Hz: 0.60; 1000 Hz: 0.85; 2000 Hz: 0.95; 4000 Hz: 0.95
Air permeability standard	DIN 18177
Thermal conductivity w mk	0.06
Lateral attenuation dnf w db	40
Lateral attenuation standard	EN ISO 717-1
Thermal conductivity standard	EN 12667

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Technical specifications