- Most people know that replacing your old windows and doors is one of the best choices a homeowner can make for a more efficient home. Get an even better R-value rating by strapping rigid insulation to the exterior just after you've replaced the windows and before putting on new siding. It will save you money in the long run.
- Replace your old heat sources with a new high efficiency furnace, heat pump, hot water tank, or fireplace
- Adding more insulation to the attic can improve your energy efficiency