HVAC contractors can easily add duct cleaning services to their company by following a few tried and true steps, as explained by cleaning and restoration contractor David Hart. So you’re an HVAC ...

A couple of years ago, I wrote an article titled “Four Steps to Start Optimizing a Poorly Performing Duct System.” Since then, I regularly receive calls and emails about the article. One frequently ...

Before selecting duct materials, it helps to understand how air flows from your heating/cooling unit through the duct network. Most systems use either a hot air furnace or an air conditioner ...

A small-duct high-velocity system was used in this Johns Island, SC house. The ducts vents can hardly be seen. The house was designed by Architect Sam Rashkin. Energy Star estimates that 20% to 30% of ...