Attic   Automobile   Awnings   Calendar   Ceiling Fan  Central Heat & Air  Dishwasher  
Ducts and Vents    Insulation   Kitchen Sink   Microwave   Refrigerator/Freezer  
Showerheads   Stoves   Sun Angles/Solar   Lighting   Trees for Shade   Washer/Dryer   Water Heater     Whole House Fan  Windows and Window Shades  Wood & Pellet Stoves and Fireplaces
Information from the California Energy Commission