Because covered windows improve heat retention, your furnace or heat pump doesn’t have to work as hard, lowering your heating ...

Your windows have a greater impact on your winter heating bills than you might realize. According to the U.S. Energy Department, heat loss through windows accounts for 25% to 30% of residential ...

Double-glazed windows with accumulated snow on its edges. Your windows have a greater impact on your winter heating bills than you might realize. According to the U.S. Energy Department, heat loss ...