installing
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Series of technician servicing the indoor air-conditioning unit. Inspecting filter.
Series of technician servicing the indoor air-conditioning unit. Inspecting dust filter.
Series of technician servicing the indoor air-conditioning unit. Removing filter.
Series of technician servicing the indoor air-conditioning unit. Removing dust filter.
Worker cleaning solar water heater on roof during maintenance
Worker cleaning solar water heater on top of roof during maintenance work
Worker fixing solar water heater on roof during maintenance
Worker fixing solar water heater on top of roof during maintenance work
Worker fixing solar water heater on roof during maintenance
Worker fixing solar water heater on top of roof during maintenance work
Closeup Worker fixing solar water heater on roof during maintenance
Closeup of worker fixing solar water heater on top of roof during maintenance work
Closeup Worker fixing solar water heater on roof during maintenance
Closeup of worker fixing solar water heater on top of roof during maintenance work
Worker installing antenna on tall telecommunication tower with crane
Worker installing mobile network antenna onto tall telecommunication tower with crane
Worker installing antenna on tall telecommunication tower with crane
Worker installing mobile network antenna onto tall telecommunication tower with crane
Worker installing antenna on tall telecommunication tower with crane
Worker installing mobile network antenna onto tall telecommunication tower with crane