Drafty, energy-inefficient windows aren't just a problem during the winter. They are just as big an issue in the summer, when cool air can escape through gaps and the sun's heat pours in through the ...

Add Yahoo as a preferred source to see more of our stories on Google. BanksPhotos/Getty Images Poorly sealed windows allow heat to enter your home during the summer and cool drafts during the winter.

Sealing and insulating windows and doors is one of the most cost-effective ways to reduce heat loss during winter. By blocking air leaks, adding insulation and creating barriers between your warm ...

The onset of winter means falling temperatures, with furnaces starting to kick on for the first time in months. But what happens when that furnace keeps grinding away, burning precious energy, without ...

Sealing windows to save energy and increase comfort used to be strictly a pre-winter project. In the summer, screens went on and windows stayed open. Thirty-five years ago, only 23 percent of US homes ...