Technology & Quality
New models are under a steady process of development and their performance is measured with scientific methods all year round and under all weather conditions in cooperation with international research institutes.
Calpak solar water heaters are produced in a vertical production line using raw materials of the highest quality.
The hot water tanks and the collectors are designed in Germany according to DIN standards in order to yield the highest performance and durability.
In the production process of the Solar Water Heaters, Calpak has applied its own thorough testing control system that is certified by Lloyd’s and DQS EN ISO 9001:2000 n°485027 QM08.
All our best selling collectors are certified with the SOLAR KEYMARK*.
Calpak is also proud of having tested successfully the performance of its products according to European and Greek standards by Democritos Institute (Greece), ITW Stuttgart (Germany), INTA/CENER (Spain), ENEA (Italy) and INETI (Portugal), and certified them by SABS (South Africa), PROSOL (Tunisia), and the Certificación de Conformidad del Instituto de Industria, Turismo y Comercio (Spain).
Calpak is a member of the official European Solar Thermal Industries Federation (ESTIF).
* Certifications N° SKM 9907/1-1, SKM 9907/1-2, SKM 9907/1-3