by Mark Hansberger on September 20, 2018September 24, 2018 Duct Design: How it Affects Heating and Cooling Most homeowners think of their air conditioner, furnace or heat pump as the most critically-important components of their HVAC system. One component that’s often overlooked is the duct system responsible for air distribution, but it […]Read More Filed Under: Ductwork Tagged With: Duct Design– ductwork– energy efficiency– energy use– IAQ– poor duct design– temperature control