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AMF THERMATEX® Acoustic Board

Nrc	0.7
Rw db	22
Cac db	39
Colour	Blanc
System	Apparent et démontable - Système C
Alpha w	0.65
Dnfw db	38
Nominal	600 x 600, 625 x 625, 1200 x 600, 1250 x 625 mm
Material	mineral
Thickness mm	19
Weight kg m2	5.0 - 8.6
Dimensions mm	600 x 600, 625 x 625, 1200 x 600, 1250 x 625
Alpha w values	0.60; 0.65; 0.70; 0.75
Emission class	E1
Astm fire class	A
Cleanroom class	ISO 4
Absorption class	C
Air permeability	PM1 (≤ 30 m³/hm²)
Air quality class	A+
Cleanroom standard	EN ISO 14644-1
Fire reaction class	A2-s1,d0
Moisture resistance	95% RH
Fire reaction standard	EN 13501-1
Light reflection percent	88
Sound reduction standard	EN ISO 10140-2
Air permeability standard	DIN 18177
Air quality certification	IACG
Thermal conductivity w mk	0.06
Formaldehyde emission level	lowest possible test result
Acoustic absorption standard	EN ISO 354; EN ISO 11654
Lateral attenuation standard	EN ISO 10848-2
Thermal conductivity standard	EN 12667
Alpha p 125 250 500 1000 2000 4000 hz	0.50; 0.45; 0.60; 0.85; 0.95; 0.95

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Technical specifications