Staying home during these frigid temperatures is a great way to stay out of the cold, but sometimes that chilly air can seep in.
Frank Berlo of Home Depot said doors and windows can be problem areas for letting cold air in.
"We're talking first about windows. They need caulking," he said. "There might be loose panels and things like that. Just a dollar tube of caulk around the windows is a great savings."
Or if you want to spend more money, Berlo...