PJ MAC HVAC Air Duct Cleaning announced an expansion of its ductwork repair services this week, outlining operational updates intended to support residential and commercial systems across the region.

ALLENTOWN, PA - January 12, 2026 - PRESSADVANTAGE - PJ MAC HVAC Air Duct Cleaning announced the launch of a new ...

Airflow velocity in a residential HVAC market duct system is an important design consideration. Although designing for proper velocity applies to all ducted HVAC construction systems — heat pumps, air ...

As HVAC ductwork ages, it is subject to surface moisture, corrosion and leaks that not only reduce the HVAC system’s efficiency but often damage the building’s infrastructure and furnishings. In ...

But what workers hate is not the air-conditioning itself. It’s the way that air-conditioning is distributed: through snaking overhead tunnels of metal ductwork and out the end of just a few vents ...

Mold in your air ducts isn’t just gross—it can make your home smell musty, cause respiratory problems, and exacerbate allergies. Since your HVAC system circulates air throughout your home, any mold ...

Add Yahoo as a preferred source to see more of our stories on Google. Don Nichols / Getty Images Due to the importance of HVAC systems for comfort and safety—plus, the steep cost of full HVAC ...

When you try to marry a century‑old house with a sleek modern HVAC system, you are really forcing two very different eras of ...

Louisville, Kentucky - February 09, 2026 - - D & M Service Company INC., a leading HVAC contractor serving the Louisville ...