Caulking windows and doors can save $7 to $28 a year, but the energy payback can take a while unless it's a DIY project.
Caulking windows and doors can save $7 to $28 a year, but the energy payback can take a while unless it's a DIY project. MCT
Caulking windows and doors can save $7 to $28 a year, but the energy payback can take a while unless it's a DIY project. MCT

Energy myth-busting: The truth about those energy-saving tips

February 18, 2012 12:00 AM