Palm Air Group installs Rooftop Air Conditioning. They are large Cooling System for commercial building. They are usually installed on the rooftop as commercial Air Conditioners are larger and take up more space.They also require clearance on all sides for best efficiency. If you have a commercial building and are in need of Rooftop Air Conditioning, give Palm Air Group a call at 705-722-8584 or visit our website at www.PalmAirGroup.com