by Mark Hansberger on December 26, 2019November 24, 2019 The Cost Benefits of Duct Sealing for Winter Duct sealing in winter provides benefits that go beyond simply improved circulation of warm air. If ducts in an existing home have never been sealed, odds are they’re leaking unacceptable amounts of the conditioned air […]Read More Filed Under: Ductwork Tagged With: duct sealing– duct sealing in winter– energy efficiency– Sealing air leaks