(19)

(11)

EP 2 394 100 A2

(12)

(88) Date of publication A3: 14.10.2010 (43) Date of publication: 14.12.2011 Bulletin 2011/50 (21) Application number: 10705214.4 (22) Date of filing: 05.02.2010

(51) International Patent Classification (IPC):  F24F 1/01(2011.01) F24F 13/10(2006.01) F24F 13/062(2006.01) (86) International application number: PCT/SE2010/050139 (87) International publication number: WO 2010/090592 (12.08.2010 Gazette 2010/32)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 06.02.2009 SE 0900145 (71) Applicant: Lindab AB 269 82 Bastad (SE)	(72) Inventors: HULTMARK, Göran S-426 76 Västra Frölunda (SE) DOHNAL, Miroslav 214 67 Malmö (SE) (74) Representative: VALEA AB  Anna Lindhs Plats 4 211 19 Malmö 211 19 Malmö (SE)