energy efficient windows

Energy efficient windows are filled with argon to act as insulation in your walls and can save you up to 16% on heating and cooling bills a year. energy efficient windows also utilize higher quailtiy glass, aiding in insulation, which helps retain heat and cold and resist outdoor tempurature changes. ptting curtains or drapes inside over your windows will help keep the inside of your house cooler during the summer. if your windows are not properly sealed, heat or cold will seap through and your bills will go up as well.