Workers install solar panels on a rooftop in a sunny urban environment
Electrical cables laid in protective corrugation installed on the ceiling
At building construction site engineer check precast concrete slabs hall and radio call to team
Installing solar photovoltaic panel system on roof of house
Engineer railway wearing safety uniform checking railway.
Electrical switches installation during renovation
Engineer working with wind turbines.
At building construction site engineer check quality precast concrete slabs and radio call to team
Screwdriver over furniture with copy space. Moving home concept,
Construction worker installing window in new building
Arab businessman examining blueprint on solar panel installation
Angled view of light empty room under construction. Suspended ceiling and walls from drywall fixed
The engineering team is surveying the area to install a large wind turbine
Male builder installing waterproof membrane on wall of future wooden frame house.
Mature man on construction site
Construction worker installing ventilation system in building under construction
Female engineer inspects pipes in preparation for installation of drainage pipes
At building construction site senior engineer and supervisor check quality precast concrete slabs
Stacks of yellow ceramic roofing tiles for covering residential building roof under construction
Professional builders working on roof construction of unfinished suburban home
Blue photovoltaic solar panels mounted on building roof
Aerial view of a wooden roof frame of brick house under construction.
Wooden barn of house under renovation work.
Aerial view of unfinished house with aerated lightweight concrete walls and wooden roof
Hands of a woman worker in a wind farm, green energy, technical review, with the phone in her hand
At building construction site engineer check quality precast concrete slabs and radio call to team
Two professional contractors discuss final result of solar panel installation
Portrait of young male surveyor on construction site
Aerial view of a brick house with wooden roof frame under construction and foundation for a new
Aerial view of a brick house with wooden roof frame under construction.
