You can save 10% or more on your energy bill by reducing the air leaks in your home. Here’s how you can find them: Test your home for air leaks. On a windy day, hold a lit incense stick next to the common sources of air leaks shown below. If the smoke travels horizontally, you […]

Warmed or air-conditioned air mixes with outside air through gaps in your home’s thermal envelope — exterior walls, windows, doors, the roof, and floors. Such air leaks can waste large amounts of energy. Most experts agree that caulking and weatherstripping any gaps will pay for itself within one year in energy savings. Caulking and weather […]