A Guide to Furnaces and Boilers
The Department of Energy has written a guide to furnaces and boilers which my be helpful to homeowners and business owners. The article includes information on:
Upgrading to a high efficiency furnace or boiler is an effective way to save money on home heating.
Understanding the Efficiency Rating of Furnaces and Boilers
Retrofitting Your Furnace or Boiler
Replacing Your Furnace or Boiler
Maintaining Furnaces and Boilers