Solar Thermal

Solar Thermal

Warming Up for Continuous Growth

Market Access

Throughout Europe, the Solar KEYMARK is the most important quality standard for solar thermal systems. The European Solar KEYMARK is based on the standards EN 12975 (for solar collectors) and EN 12976 (for solar water heating systems), and relevant products must be first be tested and certified by neutral, independent and competent authorities in order to use it. In Germany, this quality mark is a mandatory requirement to obtain government incentives. The KEYMARK is licensed by DIN CERTCO with the certification mark ''DIN-Geprüft'' (= Tested).