technician installing a heat pump unit next to a residential building
Schlüsselwörter
technician,
installation,
heat,
pump,
unit,
building,
residential,
men at work,
equipment,
maintenance,
repair,
service,
professional,
tool,
machinery,
construction,
exterior,
system,
energy,
efficiency,
sustainable,
climate,
ventilation,
air,
conditioning,
engineer,
industry,
utility,
setup,
mechanical,
metal,
wall,
pipe,
uniform,
safety,
housing,
temperature,
urban,
modern,
worksite
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