(19)

(11)

EP 2 909 397 A1

(12)

(43) Date of publication: 26.08.2015 Bulletin 2015/35 (21) Application number: 13779327.9 (22) Date of filing: 11.09.2013

(51) International Patent Classification (IPC):  E04H 3/12(2006.01) (86) International application number: PCT/GB2013/052377 (87) International publication number: WO 2014/041348 (20.03.2014 Gazette 2014/12)

(84) Designated Contracting States: AL 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 RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 11.09.2012 CA 2789576 11.09.2012 US 201213609386 (71) Applicant: Steeldeck Industries Limited London SE16 3DH (GB)	(72) Inventor: PARKER, Nigel Matthew London E15 3DX (GB) (74) Representative: Lamb, Martin John Carstairs  Marks & Clerk LLP 90 Long Acre London WC2E 9RA London WC2E 9RA (GB)