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Furnace filters

Man inserting an air filter

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.

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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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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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Heating and cooling new homes

New home exterior

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

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Getting a new furnace

Energy star logo

Shop and compare when choosing a new furnace. Look for the yellow Energy Guide label to see how one unit stacks up against another.

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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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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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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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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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