Whole house fans
A whole-house fan, also known as an attic fan, provides great ventilation, lowers indoor temperatures and summer electric bills.
Geothermal
Capturing the heat from the earth can save you big money on your energy bills. Learn how geothermal systems work.
More from this category
Maintaining your fireplace
Proper maintenance of your fireplace is important to make sure it's working efficiently and safely.
Getting a new furnace
Shop and compare when choosing a new furnace. Look for the yellow Energy Guide label to see how one unit stacks up against another.
Radiant floor heating
Heating from the floor is comfortable and very energy efficient. See how it's installed and how it works.
Maintaining your furnace
It's important to keep this big piece of equipment in tip-top shape in order for it to operate at peak efficiency.
Space heating and furnace myths
There are lots of "tips" out there that may not be true or safe. Find out how to separate facts from fiction.
Heating and cooling new homes
When planning your new home, make sure you consider newer heating and cooling technologies that could save you money.
A/C tune up
Learn how professionals tune up your air conditioner and get some tips on how you can keep it running at peak performance.
Heating and cooling older homes
Don't be scared of an older heating or cooling system. Systems can be inspected or retrofit to maintain the integrity of your older home.