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Knauf

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Knauf Delta UFF 8/18 Q

Note	RE A 003-10.09
Alpha w	0.75
Nominal	8/18
Material	gypsum
Width mm	1188
Edge type	UFF
Length mm	1998
Page produit	424-436
Thickness mm	12.5
Weight kg m2	8
Reaction au feu	A2-s1,d0
Perforation type	Quadril
Perforation rate pct	19.8
Taux perforation pct	7,84 à 19,53
Furring spacing max mm	400
Reaction to fire class	A2-s1,d0
Acoustic absorption data	Plénum 65mm: LM20 - 125Hz:0.30,250Hz:0.55,500Hz:0.80,1000Hz:0.80,2000Hz:0.70,4000Hz:0.75,αw:0.75; Sans LM - 125Hz:0.10,250Hz:0.30,500Hz:0.60,1000Hz:0.80,2000Hz:0.70,4000Hz:0.65,αw:0.60. Plénum 200mm: LM20 - 125Hz:0.55,250Hz:0.70,500Hz:0.75,1000Hz:0.70,2000Hz:0.70,4000Hz:0.75,αw:0.75; Sans LM - 125Hz:0.45,250Hz:0.65,500Hz:0.75,1000Hz:0.65,2000Hz:0.60,4000Hz:0.70,αw:0.65.
Absorption acoustique alpha w	0,35 à 0,90

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