Gilmer County HVAC & Home Comfort
From our Calhoun home base, Anderson Heating, Air & Insulation helps homeowners throughout Gilmer County with HVAC repair and replacement, ductwork insulation, window installation and whole-home comfort.
Serving Gilmer County
Select your city or community to explore local HVAC and home-comfort services.
Ellijay
The Gilmer County seat.
Explore Ellijay
Ellijay is the town in Gilmer County with its own Anderson page. We also serve the homes and communities around it.
Don't see your community? Call (706) 629-0749
What's Going On?
AC Isn't CoolingWarm air, weak airflow or an iced-up unit.Get help 
Heat Isn't WorkingNo heat, not enough heat or a furnace that won't stay on.Get help 
Uneven TemperaturesHot upstairs, cold rooms or a house that never feels right.Get help 
System Sounds WrongBanging, squealing, buzzing or a strange smell.Get help 
Energy Bills RisingPaying more without using more.Get help 
Need a New SystemOlder equipment, frequent repairs or planning ahead.Get help 
Not Sure What's Wrong?Tell us what you're noticing and we'll take it from there.Request service HVAC Services
Repair, replacement and maintenance for every part of your heating and cooling system.
Beyond Heating & Cooling
Your heating and cooling equipment is only part of how your home stays comfortable. Air leakage, insulation, ductwork and airflow can all affect how evenly your home heats and cools.
Your Home
Comfort comes from these parts working together.
HVAC EquipmentHeating and cooling that is sized and set up for the house.Explore 
Ductwork & AirflowSealed, insulated ducts that deliver air where it is needed.Explore 
Insulation & Air SealingHelp keep heated and cooled air inside the home.Explore 
Window InstallationReplacement windows that cut drafts and help comfort.Explore 
Indoor Air QualityFiltration, humidity and ventilation for the air you breathe.Explore 
Duct CleaningClear built-up dust and debris where it makes sense.Explore 
Energy AuditsFind where the home is losing comfort and energy.Explore Not sure what's causing the problem?
You don't have to diagnose it yourself. Tell us what you're noticing and we'll help figure out whether it starts with the HVAC system, airflow, ductwork, insulation or another part of the home.
Every Home Is Different
The right recommendation depends on the house, not just the equipment.
Older homes can have layers of updates from different decades. When comfort problems appear, it may be worth looking beyond the equipment at the ductwork, insulation and air leakage.
We may look at
Single-story ranch homes can have very different comfort needs depending on the HVAC layout, ductwork, attic conditions and past improvements. When rooms are hard to keep comfortable, the system, airflow and insulation may all be worth checking.
We may look at
A newer home does not automatically mean every room feels the same. Equipment setup, airflow, thermostat location and how the home is used can all affect comfort.
We may look at
Larger properties and detached spaces can have different heating and cooling needs. The right approach depends on how the space is built, used and occupied, and not every space needs to be conditioned.
We may look at
Local Proof
Completed jobs by town
Completed job records in our scheduling system by billing address, as of August 13, 2026. These are jobs, not unique customers, and our records start with our 2022 system move, not 1978.
Examples of the kinds of comfort problems our team solves for homeowners across the region.
Reviews
Rated 4.8 across 670+ Google reviews from Northwest Georgia homeowners.
★★★★★
“Exceptional Service from Start to Finish. The team at Anderson Heating and Air provided outstanding service from beginning to end...”
★★★★★
“I recently had the pleasure of experiencing exceptional service from Josh, Joe, and Eddie. From the moment they arrived, their professionalism and dedication were evident...”
★★★★★
“Josh and Keith did a fantastic job with my air conditioner. Very professional, knowledgeable about what they were doing...”
Why Anderson
Our technicians travel to Gilmer County from our shop in Calhoun.
We look at airflow, ductwork and insulation, not just the equipment.
You'll hear what we found and your options before any work begins.
If our repair doesn't hold up, we'll work with you to make it right.
Simple. Clear. No Pressure.
You'll know what's happening, what your options are and what it costs before you decide.
Call or request service, and we'll find the earliest appointment that works for you.
A technician inspects your system and explains what they find in plain language.
Repair, replace or a whole-home fix when it makes sense, with the price before work begins.
You choose what's right for your home and budget. No pressure.
Simple process. Clear answers. No pressure.
FAQ
We serve Ellijay, plus the homes around them. If your community isn't listed, call us and we'll let you know.
Yes. We repair, install and maintain air conditioners, furnaces, heat pumps and ductless mini-splits for homes across Gilmer County.
Yes. We repair, install and maintain heat pumps and ductless mini-split systems.
Yes. Uneven temperatures can come from the HVAC system, the ductwork, insulation or air leaks. We look at the equipment and the house to find the cause.
They can. Leaky or poorly sized ducts, missing insulation and air leaks can make rooms hard to heat and cool, even with good equipment. We're BPI certified to evaluate these.
Yes. Ducts that run through attics and crawlspaces lose heating and cooling before the air reaches your rooms. We seal leaky ducts, insulate them where they pass through unconditioned spaces and fabricate replacement ductwork in our Calhoun shop when it's needed, for homes across Gilmer County.
Yes. We install replacement windows for homes across Gilmer County as part of our whole-home approach: we look at what you want to improve, talk through options that fit your home and budget, and plan the installation. Call (706) 629-0749 to request a window consultation.
Yes. Besides heating and cooling, we handle insulation, air sealing, ductwork insulation, duct cleaning and sealing, custom ductwork, window installation, indoor air quality and whole-home energy audits.
Call us at (706) 629-0749. Many smaller communities don't have their own page yet, and we'll tell you whether we can help at your address.
Explore More
Towns, services and resources for Gilmer County homeowners.
Ready for a More Comfortable Home?
Tell us what's going on and our local team will help you figure out the next step.
Tell us what's going on and we'll take care of the rest.
