(19)

(11)

EP 1 815 083 A1

(12)

(43) Date of publication: 08.08.2007 Bulletin 2007/32 (21) Application number: 05786599.0 (22) Date of filing: 28.09.2005

(51) International Patent Classification (IPC):  E04D 13/16(2006.01) (86) International application number: PCT/DK2005/000612 (87) International publication number: WO 2006/037324 (13.04.2006 Gazette 2006/15)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR Designated Extension States: HR (30) Priority: 05.10.2004 EP 04077722 (71) Applicant: Rockwool International A/S 2640 Hedehusene (DK)	(72) Inventors: GEBING, Andreas D-48691 Vreden (DE) ANDERSEN, Claus, Paaske, Voigt DK-2625 Vallensbæk (DK) (74) Representative: Hoeiberg, Susanne  Hoeiberg A/S St. Kongensgade 59 A 1264 Copenhagen K 1264 Copenhagen K (DK)