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.
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
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.
Heating and cooling new homes
When planning your new home, make sure you consider newer heating and cooling technologies that could save you money.
Radiant floor heating
Heating from the floor is comfortable and very energy efficient. See how it's installed and how it works.
Sealing ductwork
Leaky ductwork is one of the most common household problems. Luckily, it's easy to fix with the right materials.
Maintaining your fireplace
Proper maintenance of your fireplace is important to make sure it's working efficiently and safely.
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.
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.
Whole house fans
A whole-house fan, also known as an attic fan, provides great ventilation, lowers indoor temperatures and summer electric bills.