Craftsmen laying geothermal pipes in the ground
Schlüsselwörter
craftsman,
geothermal,
pipe,
ground,
laying,
installation,
energy,
renewable,
heat,
pump,
system,
underground,
construction,
work,
project,
site,
labor,
manual,
skill,
professional,
industry,
infrastructure,
equipment,
tool,
digging,
trench,
dirtied,
earth,
excavation,
foundation,
depth,
diameter,
length,
material,
plastic,
insulation,
connection,
fitting,
welding,
safety,
helmet,
glove,
boot,
uniform,
environment,
sustainable,
efficiency,
heating
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