Comprehensive services in areas of testing, inspection, certification and training.


We are pleased to announce that we have been reconfirmed as an accredited test laboratory for the DIN CERTCO mark. As our customers, you can continue to apply for all quality marks listed in the RADMAC system.    

Contact our colleague Jakub Dohnal, who is responsible for this brand, with confidence.

We are a recognised test house for many brands and for our customers this is proof of our ongoing commitment to high standards of quality and safety in the world of testing and certification.

The management of SZU would like to thank our business partners, customers and colleagues who have contributed with their efforts and expertise to this "quality certification of our services":

Radiators -

Heat pumps -

Cost allocation indicators (HCA) - beneficial for our customers considering entering the German market -


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