Urban building energy efficiency concept with ventilation, solar power, arrows, and climate control icons
Schlüsselwörter
energy,
efficiency,
building,
urban,
solar,
ventilation,
climate,
control,
insulation,
sustainable,
architecture,
house,
office,
city,
power,
heat,
cooling,
system,
arrow,
arrow,
diagram,
icon,
icon,
black,
silhouette,
illustration,
vector,
infographic,
smart,
eco,
green,
modern,
residential,
commercial,
thermal,
temperature,
sun,
sunlight,
renewable,
grid,
panel,
roof,
window,
utility,
engineering,
technology,
reduction
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