Licence number:. NNE5/2001/923 Sincom Ref: S07.17083 "Solar-supported integrated eco-efficient renovation of large residental buildings and heat supply systems"

Eco-label for products (German and English) www.blauer-engel.de Infoline Renovation of old buildings (German) http://www.baunetz.de/infoline/altbau/ PC-Tools for Solar building (German) http://www.baunetz.de/infoline/solar/tool_f.htm Documentation of a renovation in Bremerhaven (German) http://buerger202.de/buerger.htm The BASF 3-litre house (German/partly English) http://www.3lh.de IEA Solar Heating and Cooling Programme (English) http://www.iea-shc.org/ IEA District Heating and Cooling http://www.iea-dhc.org/index.htm IEA Energy Conservation in Buildings & Community Systems Programme (ECBCS, English) http://www.ecbcs.org/Index1.htm Solarthermie 2000 (German Research Programme) (German)

http://www.solarthermie2000.de/ PRESCO Network (Practical Recommendations for sustainable construction)(English) http://jbase208.eunet.be/ IWU (Institut Wohnen und Umwelt; Institute for Housing and Environment)(German/English) http://www.iwu.de ENSAN (Energetische Verbesserung der Bausubstanz) (German) http://www.ensan.de Solar and Green Buildings (English/French) http://www-cenerg.ensmp.fr/english/gb_cycle.html Fachwissen für vernünftige Energieverwendung im Wohnungsbau (German) http://www.impulsprogramm.de SUREURO Sustainable Refurbishment Europe (English)  http://www.sureuro.com/ Rationelle Energienutzung in Gebäuden (German/English) http://www.empa-ren.ch/ Innovative Energy Projects (German) http://www.energie-projekte.de Handbook "From Old Building to Passive House" (German) http://www.newebauen.de/download_handbuch.htm