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.

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Maintaining your fireplace

Inspector looking inside fireplace

Proper maintenance of your fireplace is important to make sure it's working efficiently and safely.

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Whole house fans

Illustration of a whole house fan system

A whole-house fan, also known as an attic fan, provides great ventilation, lowers indoor temperatures and summer electric bills.

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Sealing ductwork

Man applying mastic tape to ductwork

Leaky ductwork is one of the most common household problems. Luckily, it's easy to fix with the right materials.

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Space heating and furnace myths

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There are lots of "tips" out there that may not be true or safe. Find out how to separate facts from fiction.

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Fix leaky ductwork

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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.

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Ceiling fans

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A cooling breeze can reduce your need for air conditioning.There are some important things to know about purchasing and installing ceiling fans.

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Installing a heating and cooling system

Two workers installing a new A/C unit outdoors

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.

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Geothermal

Geothermal wiring system on ground

Capturing the heat from the earth can save you big money on your energy bills.  Learn how geothermal systems work.

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Heating and cooling older homes

Radiator in an older home

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.

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