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The AIR Co. Blog

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HVAC Preventative Maintenance FAQs

**HVAC Preventative Maintenance: Frequently Asked Questions**

HVAC technician inspecting an older gas furnace in an Atlanta home

Repair or Replace Your Furnace? Signs It's Time (Atlanta)

A simple way for Atlanta homeowners to decide between fixing an old furnace and replacing it, covering age, repair... Continue Reading

The Air Company of GA technician fixing uneven heating in a two-story Atlanta home

Why Is My Upstairs So Cold in Winter? (Atlanta)

Cold bedrooms upstairs usually come from duct, airflow, or thermostat problems, and most of them can be fixed.... Continue Reading

Whole-home humidifier installed on a furnace in an Atlanta home by The Air Company of GA

Why Is My House So Dry in Winter? (Atlanta)

Static shocks, dry skin, and cracking wood floors mean your home's air is too dry. Here's why it happens in Atlanta... Continue Reading

The Air Company of GA technician checking a gas furnace that won't turn on in an Atlanta home

Why Won't My Furnace Turn On? 7 Common Causes (Atlanta)

Furnace won't turn on? Start with 5 quick checks, then learn the most common causes, from a bad igniter to a dirty... Continue Reading

Why Is My AC Running but Not Cooling?

AC running but the house won't cool down? Here are the common causes, what you can safely check yourself, and when... Continue Reading

The Air Company of GA technician inspecting a noisy gas furnace in an Atlanta home

Why Is My Furnace Making Noise? (Banging, Squealing, Rattling)

Banging, squealing, rattling or clicking? Here's what each furnace noise means, which ones are emergencies, and when... Continue Reading

Technician in navy shirt standing outdoors next to a Bryant HVAC unit by a house with landscaped garden.

Why Is My Heat Pump Steaming?

Steam coming off your heat pump on a cold morning? It's usually just defrost mode. Here's what's normal, what isn't,... Continue Reading

Heat pump thermostat showing emergency heat setting in an Atlanta home, The Air Company of GA

What Does Emergency Heat Mean on My Thermostat?

October 21, 2026

Emergency heat shuts off your heat pump and runs backup heat only. Here's when Atlanta homeowners should use it, why... Continue Reading

Furnace inspection by The Air Company of GA in Atlanta

Why Does My Furnace Smell When I Turn On the Heat?

A short dusty smell on the first heat day is normal. Here's what's not, and when to call. Continue Reading

Technician in red shirt kneeling next to Bryant HVAC unit in a basement with tools.

How long should my AC Unit last?

The average lifespan of a residential air conditioning unit is typically 12 to 15 years, but this can vary... Continue Reading

Foamy soap covers a RUUD air conditioning unit during cleaning, showcasing maintenance process outdoors.

HVAC Preventative Maintenance FAQs

May 05, 2025

Does My AC really need a cleaning? Continue Reading

Three outdoor air conditioning units positioned beside a stone brick house with greenery around them.

What Can Cause an AC Not to Work?

What Can Cause an AC Not to Work? When the temperatures rise, a malfunctioning air conditioner (AC) can quickly... Continue Reading

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