In the HVACR industry, the economizer is often misunderstood. Although some technicians are unsure of its operation and many customers have no clue it is even there - much less what it does - the ...

For more than 10 years, R-410A has been the refrigerant used in virtually every rooftop unit (RTU) manufactured in the U.S. That will be changing in the not-so-distant future, as last December, ...

Putting new super-efficient rooftop HVAC units in broad use would be about equal to taking 700,000 cars off the road each year in terms of saved energy and reduced pollution, according to a new study.

Siemens, a global technology company, introduces its Climatix® Rooftop Unit (RTU) optimization solution, designed to simplify efficiency for small to medium-size buildings, including offices, retail, ...