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Knauf

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Knauf Delta UFF 8/12/50 R

Note	Performances acoustiques avec voile standard et laine minérale - plénum 200 mm
Alpha w	0.65
Nominal	8/12/50
Material	gypsum
Width mm	1200
Edge type	UFF
Length mm	2000
Backing type	laine minérale
Page produit	418
Thickness mm	12.5
Weight kg m2	9.5
Reaction au feu	A2-s1,d0
Backing material	laine minérale
Perforation type	8/12/50
Decor perforation	Alterné
Backing thickness mm	20
Suspension height mm	65
Taux perforation pct	13.1
Reaction to fire class	A2-s1,d0
Entraxe fourrures max mm	400
Absorption coefficient 125hz	0.35
Absorption coefficient 250hz	0.55
Absorption coefficient 500hz	0.7
Absorption acoustique alpha w	0,70(L) à 0,80(L)
Absorption coefficient 1000hz	0.7
Absorption coefficient 2000hz	0.6
Absorption coefficient 4000hz	0.6

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