hand drawn illustration of seven houses certified in seven energetic classes in energy rating diagram

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Size: 8102px × 5707px
Photo credit: © Slavomir Valigursky / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: architecture, building, classification, construction, drawing, drawn, efficiency, efficienty, energetic, energy, environment, environmental, hand, heating, home, house, illustration, impact, rating, sketch