One Call first. Have your furnace or boiler checked by a qualified technician once a year.
Most manufacturers recommend regular checks.
An Energy Audit Have one of our energy experts perform a home energy audit for your home. They'll inspect your home for energy- saving opportunities and provide you with a full report. Keep wood-burning fireplace damper and doors tightly closed when fireplace is not in use. Consider converting to an efficient, clean-burning, direct vent natural gas fireplace insert. More information .