Seal Ducts. Leaks in your ductwork can waste energy. Seal them using duct tape or mastic. Find out how at https://www.energystar.gov/saveathome/heating_cooling/duct_sealing
Seal Ducts. Leaks in your ductwork can waste energy. Seal them using duct tape or mastic. Find out how at https://www.energystar.gov/saveathome/heating_cooling/duct_sealing