Standard function


Thermal performance testing for solar air collector; Pressure drop test; Time constant test; Visual inspection; Internal pressuretest; Rupture or collapse test; Stagnation temperature; Exposure test; Externalthermal shock; Internal thermal shock; Rain penetration; Freeze resistance; Mechanical load; Impact resistance test using steel ball; Final inspection. All above listed tests of the standard EN12975-1:2006+A1:2010 and ISO 9806:2017 were passed successfully in accordance with the criteria.


The Solar Keymark is a voluntary third-party certification mark for solar thermal products, demonstrating to end-users that a product conforms to the relevant European standards and fulfills additional requirements. It is widely spread across the European market and beyond. The Solar Keymark is a quality label.

2-in-1 function

Do not sell my personal information

Your rights under the California Consumer Privacy Act

The California Consumer Privacy Act (CCPA) provides you with rights regarding how your data or personal information is treated. Under the legislation, California residents can choose to opt out of the “sale” of their personal information to third parties. Based on the CCPA definition, “sale” refers to data collection for the purpose of creating advertising and other communications. Learn more about CCPA and your privacy rights.

How to opt out

By clicking on the link below, we will no longer collect or sell your personal information. This applies to both third-parties and the data we collect to help personalize your experience on our website or through other communications. For more information, view our privacy policy.