German Home- page of Annex 36 Homepage of the International Energy Agency (IEA-ECBCS)		Useful Links The participants have collected some useful links with additional information on the topic retrofit:   Cenergia Energy Consultant   Danish Building and Urban Research   Ecobuilding   rumformfunktion   skolernesenergiforum   Energetische Verbesserung der Bausubstanz (EnSan)   Energiesparen macht Schule   Fraunhofer Institute for Building Physics (IBP)   University Stuttgart (IKE)   BINE Schulsanierung   Energy and District Heating in Finnland 2000   VTT Building and Transport                                   National Technical University of Athens                                       ENEA                   Byggforsk Norwegian Building Research Institute   Skoleanlegg School-equipment                                   Energy Smart Schools   Energy Audit Information   Alliance to Save Energy   Energy Star Buildings   National Clearinghouse for Educational Facilities   Green Building Advisor   US Green Building Advisor   Solar Bright   Smart Windows   Rebuild America   Association of Schools Business Officials international   Coalition of High Performance Schools             Energy Conservation in Building and Community Systems (ECBCS   International Energy Air Infiltration Center   IEA ECBCS Annex 35 (Hybvent)         © 2004 Fraunhofer Institute for Building Physics