6th Annex 49 working meeting held at the University centre of Uni Innsbruck, Obergurgl, Austria

It has been attended by the seven countries AT, CH, DE, EE, NO, SE and the USA. Due the vicinity of the site all participating institutions from Austria, the Austrian Institute of Technology AIT, the Institute of Thermal Engineering IWT of TU Graz and the Unit energy efficient building of the University of Innsbruck UIBK have attended the meeting.