In many high-end new-build projects, ductwork is routinely insulated to help minimize energy loss as conditioned air travels from the HVAC units through the ductwork. But duct insulation is being used ...

Getting something for nothing is rare, but by switching from traditional rectangular ductwork to spiral, you can do just that. Spiral ductwork is cheaper to install and cheaper to use throughout the ...

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 ...