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.
Geothermal
Capturing the heat from the earth can save you big money on your energy bills. Learn how geothermal systems work.
Geothermal 101
In this video: Find out how a geothermal system works, what it can cost and how you can install one in your home.
More from this category
Ductless mini-split system
A ductless mini-split system provides heating and air conditioning to spaces where a traditional ducted system won't work.
Radiant floor heating
Heating from the floor is comfortable and very energy efficient. See how it's installed and how it works.
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.
Maintaining your fireplace
Proper maintenance of your fireplace is important to make sure it's working efficiently and safely.
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.
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.
Heating and cooling new homes
When planning your new home, make sure you consider newer heating and cooling technologies that could save you money.
Sealing ductwork
Leaky ductwork is one of the most common household problems. Luckily, it's easy to fix with the right materials.