ESTIF European Solar Thermal Industry Federation www.estif.org Solar keymark The Quality Label for Solar Thermal Products in Europe http://www.estif.org/solarkeymark/
Solarge SOLARGE is a European co-operation project to open up markets for large collective solar thermal systems for multi-family buildings, hotels, public and social buildings. http://www.solarge.org
Solrico Solar market research & international communication, focusing on solar thermal technology. http://www.solrico.com Solar Thermal World A Web Community for Solar Thermal Professionals. http://www.solarthermalworld.org
