We may receive a commission on purchases made from links. When temperatures drop, the last thing you need is a drafty house. A bit of extra cold air seeping in from improperly sealed windows can mean ...

There are many renter- and homeowner-friendly fixes for drafty windows so you can keep your warm air inside where it belongs.

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 ...

Windows are a huge source of energy loss in any house or building, but a new form of insulation could change the game for home heat retention.

If you’re struggling with cold drafts and higher-than-should-be energy bills in your home, it’s likely that poor window insulation is at fault. There’s not much you can do about wall or roof ...

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 ...

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.