The phrase “out of sight, out of mind” may as cliché as the day is long, but when HVAC contractors were asked to share their maintenance tips for rooftop units, the overused expression popped up again ...

In 2015, the Department of Energy (DOE) announced new efficiency standards for commercial air conditioners and furnaces, including rooftop units (RTUs). The standards were split into two phases. The ...

One of eight manufacturers as part of this testing phase, YORK passed lab validation NORMAN, Okla., Oct. 6, 2025 /PRNewswire/ -- YORK®, a premium brand part of the Bosch Home Comfort Group, has passed ...

Roof-mounted modular heating, ventilation and air-conditioning system (HVAC) to supply 30kW cooling and 10kW of heating, to ensure a cabin temperature of 25°C max in a 60°C ambient provided the coach ...

Rooftop units, or commercial packaged air conditioners, are used to condition more than 50% of all commercial floor space in the U.S. Like the rest of the country, RTUs are the most common HVAC ...

"The AC unit is not working in the building at all. We have temporary units in the building, currently." — DPW Commissioner ...

LAWRENCE, MASS. (WHDH) - Police assisted with the evacuation of a Lawrence elementary school after officials noticed an odor of gas on Monday morning. The Parthum Elementary School on East Haverhill ...

Canton High School has received a new rooftop heating, ventilation and air conditioning unit in preparation for school reopening this fall. The HVAC unit, which is part of a multi-year Capital Plan, ...