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VARIOLINE Metal Tegular 15/90

Nrc	0.9
Cac db	29
System	Apparent et démontable - Système C
Alpha w	0.95
Nominal	19 mm
Material	mineral
Dn f w db	28
Cac standard	ASTM E 413-10
Nrc standard	ASTM C 423
Thickness mm	19
Weight kg m2	3.3
Colour design	Blanc, avec des motifs imprimés
Dimensions mm	600 x 600, 1200 x 600
Alpha w values	0.90; 0.95; 1.00
Dn f w standard	EN ISO 717-1
Absorption class	A
Air permeability	PM1 (≤ 30 m³/hm²)
Acoustic standard	EN ISO 354; EN ISO 11654
Moisture resistance	95% RH
Perforation options	Rg 1.0-3.0 (Ø 1 mm; entraxe 3 x 3 mm), Rg 2.5-5.5 (Ø 2.5 mm; entraxe 5.5 x 5.5 mm), Rg 1.5-2.8D (Ø 1.5 mm; entraxe 2.8 x 2.8 mm), Qg 3.0-8.5 (Ø 3 mm; entraxe 8.5 x 8.5 mm)
Alpha p by frequency	125 Hz: 0.50; 250 Hz: 0.80; 500 Hz: 0.90; 1000 Hz: 0.90; 2000 Hz: 1.00; 4000 Hz: 1.00
Printed design ranges	Rg 1.0-3.0, Rg 2.5-5.5, Rg 1.5-2.8D, Qg 3.0-8.5
Reaction to fire class	A2-s1, d0
Air permeability standard	DIN 18177
Reaction to fire standard	EN 13501-1
Thermal conductivity w mk	0.04
Thermal conductivity standard	EN 12667

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