Blog | MR. HVAC

Multiple lightning bolts illuminating dark clouds over silhouetted trees at night with an orange and purple sky.

How Summer Storms and Grid Surges Damage Your AC Compressor

July 10, 2026

North Georgia summers come with a familiar soundtrack: afternoon thunder, a flicker of the lights, and that split...

Outdoor central air conditioning unit with metal casing and ventilation grilles in a backyard setting.

How Long Does It Take to Install a New AC Unit?

July 02, 2026

A standard AC replacement in a home with existing ductwork takes four to eight hours. Most installations start in...

Woman in a white shirt fanning herself with a blue hand fan, appearing hot and uncomfortable indoors.

AC Not Cooling Enough? Here's Why Your House Won't Get Cold

June 26, 2026

An air conditioner that runs continuously but cannot reach the thermostat setting is usually experiencing a loss of...

Outdoor air conditioning unit next to a brick wall with colorful flowering plants in the garden.

AC Making a Humming Noise?

June 25, 2026

Some noise from a running air conditioner is normal. The outdoor unit hums as the compressor runs, and you can hear...

Finger pressing test button on white carbon monoxide alarm mounted on a wall.

Carbon Monoxide Detector Beeping? Here's What Each Pattern Means

June 19, 2026

A carbon monoxide detector going off at 2 a.m. is one of the more alarming things that can happen in a home. But...

Black leather chair with wooden armrest next to a white wall heater and green potted plant indoors.

Air Purifiers, Mold, and How to Breathe Easier at Home

June 18, 2026

When the air in your home feels heavy, stale, or hard on your sinuses, an air purifier is usually the first thing...

Technician using pressure gauges to check air conditioning unit maintenance outdoors near brick wall.

What Is Considered an HVAC Emergency?

June 12, 2026

An HVAC emergency is any situation where your heating or cooling system threatens your safety, your health, or your...

Technician wearing safety glasses inspecting and repairing electrical wiring inside a home furnace unit.

What Does an AC Tune-Up Include? Here's What a Technician Actually Checks

June 04, 2026

An AC tune-up means different things to different companies. Some providers run through a thorough 60-minute...

White PVC pipes arranged vertically and horizontally on a gray wall forming a complex plumbing network.

How to Unclog Your AC Drain Line (And Keep It Clear All Summer)

June 03, 2026

Your air conditioner pulls humidity out of the air every time it runs. When this happens the moisture drips off the...

The Heating & Cooling Blog

By MR. HVAC

How Summer Storms and Grid Surges Damage Your AC Compressor

How Long Does It Take to Install a New AC Unit?

AC Not Cooling Enough? Here's Why Your House Won't Get Cold

AC Making a Humming Noise?

Carbon Monoxide Detector Beeping? Here's What Each Pattern Means

Air Purifiers, Mold, and How to Breathe Easier at Home

What Is Considered an HVAC Emergency?

What Does an AC Tune-Up Include? Here's What a Technician Actually Checks

How to Unclog Your AC Drain Line (And Keep It Clear All Summer)

Schedule Service Today!

The Heating & Cooling Blog

By MR. HVAC

How Summer Storms and Grid Surges Damage Your AC Compressor

How Long Does It Take to Install a New AC Unit?

AC Not Cooling Enough? Here's Why Your House Won't Get Cold

AC Making a Humming Noise?

Carbon Monoxide Detector Beeping? Here's What Each Pattern Means

Air Purifiers, Mold, and How to Breathe Easier at Home

What Is Considered an HVAC Emergency?

What Does an AC Tune-Up Include? Here's What a Technician Actually Checks

How to Unclog Your AC Drain Line (And Keep It Clear All Summer)

Schedule Service Today!

VOTED BEST OF COBB & CHEROKEE 2026