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

This is the first in a series of articles intended to provide a working knowledge of residential heating-cooling duct systems; an understanding of the major issues concerning efficiency, comfort, ...

Key Points Sealing drafts, insulating ducts, and using foam gaskets help keep warm air in and cold air out.Smart thermostats, ...

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 ...

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

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.

Closing vents won't cut your heating bill — it's a total myth. This article explains why and points to better, actually ...

Q. This week: Is there any way to reline or replace metal heat ducts under a concrete slab floor without tearing up the floor? We had our ducts commercially cleaned five years ago, when we were having ...

They’re not pretty and almost always hidden from sight, but air conditioning and heating ductwork are now proudly displayed in many homes. Like exposed wood beams that have become so popular, the ...