Geothermal
Capturing the heat from the earth can save you big money on your energy bills. Learn how geothermal systems work.
Space heating and furnace myths
There are lots of "tips" out there that may not be true or safe. Learn how to separate facts from fiction.
More from this category
Fix leaky ductwork
Leaks in your ductwork mean the air you've paid to heat or cool is not getting where it needs to go. Find out how to diagnose and fix this common problem.
Getting a new fireplace
Is it time to upgrade your fireplace? Learn how you can improve your home's efficiency with the right fireplace.
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.
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.
Furnace filters
Changing or cleaning your furnace filter is one of the easiest things you can do to prolong the life of your heating and air conditioning system.
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.
Installing a heating and cooling system
One of the biggest purchases a homeowner can make is to install a new furnace and air conditioner. Learn what you need to know when faced with this big decision.
Sealing ductwork
Leaky ductwork is one of the most common household problems. Luckily, it's easy to fix with the right materials.