I added an interior DIY kit to my windows to prevent my warm air from escaping.

The older your home is, the less likely it is to have energy-efficient windows. Thankfully, the best window insulation kits are an affordable DIY solution that can significantly cut down on the cost ...

Insulating windows helps to conserve energy and make your home warmer in the winter. Window glass loses heat faster than insulated walls or ceilings. Window insulation includes simple upgrades like ...

With winter weather often comes drafty windows. Incorrectly installed or aging windows can let drafty cold air in, reducing your home's energy efficiency and increasing its heating bill. Thankfully, ...

Because covered windows improve heat retention, your furnace or heat pump doesn’t have to work as hard, lowering your heating bill in the process, says HVAC expert Tamer Sayed. You are likely to see a ...

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 ...

The U.S. Department of Energy reports that 30 percent of a home's heat is lost through windows. The summer is no better; 76 percent of sunlight that hits windows leads to higher temps in your rooms.

Windows, whether in homes or commercial buildings, are a notorious source of energy inefficiency, letting too much heat indoors in the summer, or too much heat outdoors in the winter. This ...

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While it might look silly, the people putting bubble wrap on their windows are actually onto something — and saving some ...

Physicists at CU Boulder have designed a new material for insulating windows that could improve the energy efficiency of buildings worldwide—and it works a bit like a high-tech version of Bubble Wrap.