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Home / Hvac Company Alpharetta Ga
Your Premier HVAC Company in Alpharetta, GA
When your home’s heating and cooling system fails, comfort is no longer guaranteed. In the humid summers and surprisingly chilly winters of Alpharetta, a reliable HVAC system is a necessity. At Res Air LLC., we understand the unique climate challenges our community faces, and our mission is to provide every local homeowner with dependable, high-quality HVAC solutions. With a reputation built on trust, technical expertise, and customer satisfaction, we are more than just a service provider—we are your neighbors, committed to keeping your home comfortable and safe year-round.
Specials
Save Big, Current Specials
Save on HVAC repairs, maintenance, and new system installations with our current limited-time offers.
Up to
$1,500 Off
On High-Efficiency HVAC System Installations
Free
Service Call with Repair
15% OFF
Repairs for Maintenance Members
Expert HVAC Repair in Alpharetta
- AC Not Cooling: We resolve refrigerant leaks, compressor failures, or frozen coils.
- Furnace & Heat Pump Issues: From ignition failures to blower malfunctions, we restore warmth.
- Strange Noises or Odors: We identify and correct causes of unusual system behavior.
- Thermostat Malfunctions: We repair or replace faulty controls for accurate comfort.
- Sudden Energy Spikes: We track and fix inefficiencies causing overwork.
Reviews
What Our Customers Say
Financing
We make comfort affordable with flexible financing options through Optimus and Synchrony, giving you stress-free payment solutions for your HVAC needs.
FAQs
Frequently Asked Questions
- Need Help Right Now?
Our team is available 24/7 to answer your questions and schedule fast service.
How often should I have my HVAC system serviced?
We recommend servicing your AC in spring and your heating in fall. This schedule keeps systems efficient, prevents breakdowns, and helps maintain warranties.
When should I replace my HVAC unit instead of repairing it?
If your system is over 10 years old, requires a major repair, or is losing efficiency, replacement is often the smarter long-term choice.
What type of HVAC system works best in Georgia?
For Alpharetta’s climate, high-efficiency heat pumps are excellent because they both heat and cool efficiently. Pairing high-SEER AC units with gas furnaces is also highly effective.
Do you provide emergency HVAC services?
Yes. Res Air LLC. offers 24/7 emergency service to restore comfort whenever unexpected breakdowns occur.
Service Areas
HVAC Services in Gainesville, GA & Surrounding Areas
We provide expert heating, cooling, and indoor air quality services across Gainesville, GA and nearby communities — delivering fast, reliable comfort you can count on.
Blog
HVAC Tips, Maintenance & Energy Savings

How Often Should an Air Conditioner Be Professionally Maintained?
Call 770-902-3787 It’s one of the most common questions we hear at the kitchen table, usually right after someone’s AC has given them a good

What Causes Sudden Air Conditioning Failures and How Are They Fixed?
Call 770-902-3787 There’s nothing quite like that sinking feeling of walking into a warm house in the middle of July and realizing the AC has

Understanding HVAC Systems
Call 770-902-3787 Heating and cooling systems are at the heart of every comfortable home, yet many homeowners don’t fully understand how these systems work or

How Often Should an Air Conditioner Be Professionally Maintained?
Call 770-902-3787 It’s one of the most common questions we hear at the kitchen table, usually right after someone’s AC has given them a good

What Causes Sudden Air Conditioning Failures and How Are They Fixed?
Call 770-902-3787 There’s nothing quite like that sinking feeling of walking into a warm house in the middle of July and realizing the AC has

How Often Should an Air Conditioner Be Professionally Maintained?
Call 770-902-3787 It’s one of the most common questions we hear at the kitchen table, usually right after someone’s AC has given them a good