ORLANDO, Fla. — More than half of U.S. commercial building space is cooled by packaged HVAC equipment, according to the U.S. Department of Energy (DOE). Additionally, existing rooftop units consume more than 1.3 percent of the country’s annual energy usage. It’s no surprise the biggest trend driving the rooftop market is efficiency.
Customers, utilities, and design engineers are emphasizing increased energy efficiency, according to Mike Ray, director, commercial rooftop units, Lennox Intl. Inc.