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Knauf

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Knauf Delta 4 décor Tangent T3 L4 - LM 50

Alpha w	0.55
Nominal	T3 L4
Material	gypsum
Reference	Mesure DANOlab
Page produit	442
Test reference	Mesure DANOlab
Reaction au feu	A2-s1,d0
Lm configuration	LM 50
Perforation type	Tangent
Suspension height mm	65
Taux perforation pct	13,30 à 15
Reaction to fire class	A2-s1,d0
Absorption coefficient 125hz	0.35
Absorption coefficient 250hz	0.5
Absorption coefficient 500hz	0.6
Absorption acoustique alpha w	0,55 à 0,70
Absorption coefficient 1000hz	0.55
Absorption coefficient 2000hz	0.5
Absorption coefficient 4000hz	0.55

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