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Knauf

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Delta 4 Quadril 3

Product	Alpha w	Nominal	Backing type	Test reference	Backing thickness mm	Suspension height mm
Delta 4 Quadril 3	0.55	Plénum 200 mm - Sans LM	Sans LM	AC14-26052563	—	200
Delta 4 Quadril 3	0.65	Plénum 100 mm - LM70	LM70	AC14-26052563	70	100
Delta 4 Quadril 3	0.65	Plénum 200 mm - LM60	LM60	AC14-26052563	60	200
Delta 4 Quadril 3	0.7	Plénum 300 mm - LM70	LM70	AC13-26041511/2	70	300

Material	gypsum
Page produit	424-436
Reaction au feu	A2-s1,d0
Perforation type	Quadril
Alpha w qualifier	L
Taux perforation pct	7,84 à 19,53
Reaction to fire class	A2-s1,d0
Absorption coefficient 125hz	0.45
Absorption coefficient 250hz	0.75
Absorption coefficient 500hz	0.75
Absorption acoustique alpha w	0,35 à 0,90
Absorption coefficient 1000hz	0.6
Absorption coefficient 2000hz	0.5
Absorption coefficient 4000hz	0.45

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Variants (4)