We offer you a certified and recognised Engineer (DESAG) for expert opinions. We can test your heating, ventilation and air conditioning system according to standards and VDI guidelines for correctness and function.
We are your neutral partner for the assessment of your HLKS systems. Through years of experience in this sector, we are the guarantor for a high degree of expert knowledge and quality for your challenges and problems. Should you require an expert opinion, we are a certified and recognised expert certified by the Deutsche Sachverständigen Gesellschaft (DESAG). You can rely on our expertise and experience, whether you need an expert opinion to preserve evidence or for court proceedings.
Diplom Ingenieur (FH) Ulf-Norman Selle studied apparatus engineering in several engineering offices before joining Selz. After almost 20 years of professional experience in the planning, operation and optimisation of heating, ventilation and air conditioning systems, he has been certified for VDI 6022 Category A and the Energy Inspection of Air Conditioning Systems §12 ENEV. In order to round off and document his expertise, he completed his examination and recognition as an expert by the Deutsche Sachverständigen Gesellschaft (DESAG) in October 2016. Many successful problem solutions have since been carried out by his engineering services. You too can rely on our practical experience.