Expert Tips

Heating and cooling tips from our technicians

Straight answers to the questions Northwest Metro Atlanta homeowners ask us most, from the people who work on these systems every day

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Heat Pump or Gas Furnace? Choosing for a North Georgia Home

Both can heat a North Georgia home well. A heat pump heats and cools with one system and works best in our mild winters. A gas furnace makes hotter air and suits homes that already have gas. Here's how to choose.

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Aero technician servicing furnace controls during a heating tune-up

What Happens During a Heating Tune-Up?

A heating tune-up is a top-to-bottom safety and performance check on your furnace or heat pump. Here's what a technician looks at, and why fall is the best time to schedule it.

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Technician opening a gas furnace panel beside a water heater

Carbon Monoxide and Your Furnace: Safety Signs Every Gas-Heat Home Should Know

A gas furnace that's working right vents carbon monoxide safely outside. Know the warning signs, put CO detectors near every sleeping area, and have your furnace checked every year.

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Technician checking the air filter in a furnace filter slot

How Often Should You Change Your Air Filter in Georgia?

Check your air filter once a month and change it when it looks dirty. For a basic 1-inch filter in most Georgia homes, that's often every 1 to 3 months, and sooner with pets or allergies.

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Aero technician adjusting a smart thermostat

Aux Heat vs. Emergency Heat: What Your Thermostat Is Telling You

Aux heat turns on by itself to help your heat pump on cold days. Emergency heat is a manual setting for when the heat pump isn't working. Here's what each one means for your comfort and your power bill.

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Technician reading refrigerant gauges on an outdoor unit

Why Is My Heat Pump Blowing Cold Air? What's Normal and What Isn't

Heat pump air feels cooler than furnace air, and a defrost cycle can blow cool air for a few minutes. Here's how to tell normal behavior from a real problem.

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Aero technician inspecting a Lennox gas furnace with a headlamp

Why Does My Heater Smell Like Burning?

If your heater smells like burning the first time you turn it on this fall, it's usually dust. Here's how to tell a normal smell from one that needs a technician.

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