About ⓒonny M.🌺certified #solarpunk

Eng. Grad. (University of Applied Sciences) • Mech. engineering • 
Production eng. • design & development
 • 26 years of plant eng.
(fully automatic) • development & design hemming technology
 • passive house
planning 2002➡️, building 2004➡️, inhabitant 2007➡️
energy concepts (heat pumps) • 1991 
first heat pump • 2021 conversion building from 1991 • 2023 double heat pump system passive house

*322ppm 

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Energy efficiency & sustainability
FCK 💩FD
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