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Armstrong SAHARA SL2

Nrc	0.55
Colour	Blanc
System	Panneaux-bandes semi-apparents, démontables - Système I.3; Panneaux-bandes semi-apparents - Lisse plate, démontable - Système I.2; Panneaux-bandes semi-apparents - Couloir, démontable - Système F.2
Alpha w	0.6
Nominal	19 mm
Material	mineral
Edge type	SL2
Air quality	A+
Thickness mm	19
Weight kg m2	3.7 - 5.0 (15mm - 19mm)
Dimensions mm	1500 x 300, 1800 x 300, 2500 x 300
Fire standard	EN 13501-1; 123-FZ
Alpha p 125 hz	0.35
Alpha p 250 hz	0.45
Alpha p 500 hz	0.6
Alpha w values	0.60; 0.65; 0.70; 0.75
Emission class	E1
Alpha p 1000 hz	0.65
Alpha p 2000 hz	0.55
Alpha p 4000 hz	0.45
Absorption class	C
Sound reduction rw	21 dB (19mm)
Absorption standard	EN ISO 354
Moisture resistance	95% RH
Reaction to fire class	A2-s1,d0
Light reflection percent	85
Recycled content percent	20.2-32.7% (2023)
Sound reduction standard	EN ISO 10140-2; EN ISO 717-1
Suspension grid width mm	24
Air quality certification	IACG
Lateral attenuation dnf w	38 dB (19mm)
Reaction to fire class km	KM1 (G1, V1, D1, T1)
Thermal conductivity w mk	0.06
Formaldehyde emission level	lowest possible test result
Lateral attenuation standard	EN ISO 10848-2; EN ISO 717-1
Thermal conductivity standard	EN 12667

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