Founded in 1992, the Graz-based solar technology company SOLID has developed from a regional specialist into one of the world's leading suppliers of large solar heating and cooling systems (>1MW). SOLID is your competent partner for the planning, construction and operation of large-scale solar thermal systems worldwide with more than 300 reference projects. The areas of application range from hot water preparation, room heating and cooling, to process heating and cooling as well as solar district heating. SOLID is manufacturer-independent and uses only state-of-the-art products.