Energy efficiency house
Schlüsselwörter
house,
efficiency,
energy,
rating,
rate,
certificate,
classification,
eco,
home,
closeup,
hand,
holding,
tablet,
digital,
laptop,
information,
housing,
work,
working,
man,
indoor,
people,
technology,
reading,
class,
green,
saving,
performance,
symbol,
concept,
efficient,
environmental,
environment,
building
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