Utility Room
Room made for heating, air conditioning, garage, etc.
Heating
-Use sunlight to heat you water
- When your not home turn thermostat down to save energy and money
http://www.boston.com/lifestyle/green/gallery/home_heating_alternatives?pg=3
Garage
-By putting panels on your garage door it helps the temperature to keep warm in winter and cool in summer
http://www.instructables.com/id/Make-your-garage-energy-efficient-Easy-install-of-/
Air conditioning
-The thermostats get there energy from the suns sunlight and people who have lots a trees around there house is causing a shade which makes them turn there heat up 10%
-If you get cold use fans instead of your air conditioning, fans can make you feel 3 to 8 degrees cooler