Construction workers are renovating a housing tower block with insulation and heat pump systems in a city area under a clear sky.
Schlüsselwörter
building,
renovation,
housing,
tower,
block,
energy,
insulation,
heat,
pump,
construction,
men at work,
city,
area,
upgrade,
technology,
sustainable,
green,
environment,
architecture,
urban,
project,
site,
background,
equipment,
crane,
vehicle,
plant,
tree,
landscape,
modern,
material,
efficiency,
residential,
climate,
design,
installation,
maintenance
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