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 ...

There has been a lot of buzz in the past several years surrounding the whole-house approach to analyzing energy efficiency and matching the correct system and components with each building envelope.

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 ...

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 ...