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Furnace Repair in Dunwoody, GA

Furnace Replacement in Dunwoody, GA – Fast, Energy-Efficient Heating Installs

SP Heating & Air provides expert furnace replacement in Dunwoody, GA, helping homeowners upgrade to efficient, modern systems that save money and increase comfort. We serve Dunwoody Club Forest, Georgetown, and neighborhoods across DeKalb County with honest pricing and quick turnarounds.

Is It Time for a New Furnace?

You may need to replace your furnace if:

  • It's 15+ years old and inefficient
  • You’ve had multiple costly repairs
  • It runs constantly or unevenly heats
  • Energy bills are rising despite maintenance
  • It makes unusual noises or emits odors

What’s Included in Our Replacement Service

  • Free in-home estimate
  • System sizing and load calculation
  • Recommendations for high-efficiency models
  • Smart thermostat integration available
  • Same-day or next-day installations
  • Removal of your old furnace and safe disposal
  • Post-install performance check

Request Service
Talk with an Expert
(678) 697-2305

Our Services

  • SP Heating & Air

Why CHoose Us

Right-Sized, Comfort-Driven Recommendations

We help Dunwoody homeowners select a furnace that matches their home’s needs to avoid hot/cold spots and wasted energy.

Clean Install & Thorough Verification

We install professionally and test operation, airflow, and controls to support safe, dependable heating.

Dependable Local Support

From post-install questions to maintenance, we’re your local team after replacement.

  • FAQ's

Frequently Asked Questions

How long does a furnace replacement take?

Many installs are completed in one day, depending on scope.

Usually yes—especially compared to older units.
Not always—only if ducts have airflow or leakage issues.
It can be, depending on usage and budget.
Annual tune-ups and regular filter changes.
Often yes—site conditions determine approach.