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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Ceiling fans

ceiling fan

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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Ductless mini-split system

Internal vents from a ductless mini split system

A ductless mini-split system provides heating and air conditioning to spaces where a traditional ducted system won't work.

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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 new homes

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When planning your new home, make sure you consider newer heating and cooling technologies that could save you money.

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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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Fix leaky ductwork

Man applying mastic tape to 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.

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Learning thermostats

Megan standing next to a thermostat

Discover how the next generation of smart thermostats adjust your home’s temperature based on your behavior and weather forecasts.

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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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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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