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TOPIQ® Alpha 20

Nrc	0.95
Colour	Blanc
System	Apparent et démontable - Système C
Nominal	600 x 600, 625 x 625, 1200 x 600, 1250 x 625 mm
Material	mineral wool
Edge type	Board
Air quality	A+
Thickness mm	20
Weight kg m2	2.6
Dimensions mm	600 x 600, 625 x 625, 1200 x 600, 1250 x 625
Alpha w values	0.90; 0.95; 1.00
Emission class	E1
Cleanroom class	ISO 4
Absorption class	A
Sound insulation	Rw = 13 dB
Cleanroom standard	EN ISO 14644-1
Moisture resistance	100% RH
Reaction to fire class	A1
Ceiling attenuation cac	28 dB
Light reflection percent	86
Sound absorption alpha w	1
Sound transmission class	Dn,f,w = 27 dB
Reaction to fire standard	EN 13501-1
Sound absorption standard	EN ISO 11654
Sound insulation standard	EN ISO 10140-2 / EN ISO 717-1
Formaldehyde emission level	lowest possible test result
Ceiling attenuation standard	EN ISO 10848-2 / EN ISO 717-1 / ASTM E 413-10
Sound absorption test standard	ASTM C 423
Indoor air quality certification	IACG

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