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 ...

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 ...

Question: 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 ...

Q: We recently installed a new granite tile backsplash and countertops in the kitchen. But if we place a wet object on the counter, the granite stains in that area. Most of the time the stain fades in ...