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.

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 responsible for more than half of all heat loss and heat gain in buildings. In 2024, buildings accounted for about 30% of all global energy consumption, according to the International ...