An aerial drone view of an old slate roof on a typical Pennsylvania home. Pittsburgh suburbs.
Big industrial HVAC Air Conditioner system on the roof. Above shot
Construction worker on site with building plans, circling
Solar panels in solar power station at solar cell farm, Green energy from sun
A high angle aerial view of a building inspector examining the roof of a residential home.
Two baby raccoons are spotted hiding on the roof behind a home's red brick chimney.
Construction worker on site with building plans
Solar cell farm power plant and solar panels with sunset in evening
Aerial view of colorful rooftops and streets in urban Lisbon, Portugal
home inspector using a drone to check a roof
Building Inspector Uses Drone to Examine Damaged Shingles on Residential Roof
Solar cell farm power plant and solar panels with sunset in evening
Solar cell farm power plant and solar panels with sunset in evening
Asian worker man with safety vest holding tablet computer walking to checking machine for maintenance in factory, Professional engineer check machinery walk at roofing metal sheet storage industrial
Solar cell farm power plant and solar panels with sunset in evening
Slow motion shot of a young athlete performing acrobatics in a marble staircase at a winter city
Professional steeplejack at the roof
Solar panels in solar power station at solar cell farm, Green energy from sun
Workers On Building Roof
Solar cell farm power plant and solar panels with sunset in evening
Young woman in summer dress enjoys iced coffee by brick building
Big industrial HVAC Air Conditioner system on the roof. Air wide shot
Friends enjoying time together on a rooftop
The wide window in the house is open for ventilation. Move camera
Solar panels in solar power station at solar cell farm, Green energy from sun
Solar panels in solar power station at solar cell farm, Green energy from sun
Group of women scientists testing in a rock cave
Group of designers presents their project of furnish this office space to the customer. It's a big office building in a perspective district of the city, rent an office here is very prestigious for a
Rain Drops falling from Roof
Solar cell farm power plant and solar panels with sunset in evening
Solar panels in solar power station at solar cell farm, Green energy from sun
Two black workers engineer factory textile inspection and checking inventory levels of goods of roll metal sheet roof in warehouse they talking together and do work with products ready for shipment
Solar cell farm power plant and solar panels with sunset in evening
A high aerial view looking straight down at a typical Western Pennsylvania's old slate roof and chimney. Pittsburgh suburbs.
Asian worker man with safety vest holding tablet computer walking to checking warehouse storage in factory, Professional engineer checking machine walk at roofing metal sheet storage industrial
Engineering and worker training or explaining detail weight overhead cranelifting machine, two engineer checking the operation of crane in the factory, recruitment concept
Historical sycamore trees on city, drone view of leaves of a century old plane tree, touristic historical trees in the wooded area, Ottoman-made old villages in natural green forest
Big industrial HVAC Air Conditioner system on the roof. Air shot
Aerial view of old historic town Viseu in Portugal
Solar panels in solar power station at solar cell farm, Green energy from sun
Engineering and worker training or explaining detail weight overhead cranelifting machine, two engineer checking the operation of crane in the factory, recruitment concept
Three builders examine the project of building under construction
Construction workers at a construction site
Solar panels in solar power station at solar cell farm, Green energy from sun
Solar panels in solar power station at solar cell farm, Green energy from sun
A large residential area is being flown straight up aerially and then tilted up
Solar panels in solar power station at solar cell farm, Green energy from sun