
Proper insulation, air sealing and weatherization can go a long way in creating a more comfortable and energy-efficient home. ENERGY STAR estimates that you can save up to 20% on your heating and cooling costs with proper sealing and insulation. In fact, it’s usually the most effective way to improve both energy efficiency and comfort. Plus, the improved air quality and moisture control are good for your health. And saving energy is always good for the health of the planet.