An internal heating system with a blue boiler and several valves in a modern utility room.
Schlüsselwörter
boiler,
utility room,
meter,
indoor,
blue,
pipe,
machinery,
residential,
installation,
engineering,
infrastructure,
maintenance,
equipment,
home improvement,
plumbing,
water heater,
building,
efficiency,
safety,
mechanical,
technology,
service,
industrial,
energy efficiency,
industry,
pipe
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