3d-rendering of house with an energy efficiency label on white background
Schlüsselwörter
energy,
efficiency,
label,
a,
d,
house,
home,
environment,
electricity,
green,
yellow,
red,
power,
certificate,
concept,
efficient,
good,
save,
isolation,
solar,
watt,
illustration,
money,
economy,
economical,
eat,
consumption,
expense,
waste
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