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 ...

Building engineers and mechanical contractors may want take note: This is the year that duct design and installation will begin to face an increased amount of scrutiny. A slew of tighter, more ...

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 ...

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.

We asked HVAC professionals how often you should clean your air ducts. They gave us the details on cleaning frequency, ...

When your home never quite feels as comfortable as it should, it is easy to assume you are stuck with a full system ...

While you may think your HVAC system is solely responsible for heating and cooling your home, the system is also used for maintaining pure indoor air quality. But, if an HVAC system is maintained ...