1. Data from publications and the web-site of the European association of mineral wool producers, EURIMA, 2003. http://www.eurima.org.
2. A.M. Papadopoulos, et al., Design and Development of Innovative Stone-wool Products for the Energy Upgrading of Existing and New Buildings, Project Interim Report, Thessaloniki, 2004 (in Greek).
3. Data from publications and the web-site of the European association of extruded and expanded polystyrene, EUMEPS, 2003. http://www.eumeps.org/.
4. Data from publications and the web-site of the Association of Plastics Manufacturers in Europe, APME, 2004. http://www.apme.org/.
5. A.M. Papadopoulos, A. Karamanos, A. Avgelis, Environmental impact of insulating materials at the end of their useful lifetime, in: Proceedings of the Conference Protection and Restoration of the Environment VI, vol. III, Skiathos, Greece, July 1–5, 2002, pp. 1625–1632.