Geothermal
Capturing the heat from the earth can save you big money on your energy bills. Learn how geothermal systems work.
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.
In this video: It's never a good time for your A/C to quit working. Learn how a tune-up works and how it can keep your A/C running when you need it most.
More from this category
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 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.
Options for heating your home
Shop and compare when choosing a new heating system. Look for the yellow Energy Guide label to see how one unit stacks up against another.
Getting a new fireplace
Is it time to upgrade your fireplace? Learn how you can improve your home's efficiency with the right fireplace.
Ceiling fans
A cooling breeze can reduce your need for air conditioning.There are some important things to know about purchasing and installing ceiling fans.
Learning thermostats
Discover how the next generation of smart thermostats adjust your home’s temperature based on your behavior and weather forecasts.
Maintaining your fireplace
Proper maintenance of your fireplace is important to make sure it's working efficiently and safely.
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.