Fiberglass insulation is not airtight. Heck, it will barely even slow air propelled by convection, differential pressure or wind. It is especially helpless against air moving through a leaky pipe ...

Q: I had a home-energy analysis. The report said my ductwork needs to be repaired upstairs and in the crawlspace because that is where a good deal of leakage is and also is bringing bad air pollutants ...

When Air Management Industries was hired to seal ductwork on a government-owned building in downtown Los Angeles, officials knew standard brush-on sealant wasn’t going to cut it. The exposed, rooftop ...

Q: I had a heating-and-air-conditioning professional come to my home and do a home-energy analysis. He says my ductwork needs to be repaired upstairs and in the crawlspace, because a good deal of ...

In most older homes and many newer homes, metal ductwork carries hot or cold air from the HVAC equipment to rooms throughout the house. Most of the time, homeowners pay little attention to their ...