
What homeowners are saying
Trustindex verifies that the original source of the review is Google.Posted on Google
John D2 days agoShawn always does a great job. We don’t want any other technician working on or servicing our system.Trustindex verifies that the original source of the review is Google.Posted on Google
Cb P11 days agoIt’s a pleasure working with Knepper HVAC. Have had nothing but great service, from great people, every time. Highly recommend.Trustindex verifies that the original source of the review is Google.Posted on Google
Richard V15 days agoShawn is always great! Professional, knowledgeable and courteous.Trustindex verifies that the original source of the review is Google.Posted on Google
Tracy V15 days agoFriendly and professional, as always! We have used them for over 20 years and will continue to use them.Trustindex verifies that the original source of the review is Google.Posted on Google
Jim B16 days agoMatthew is a pleasure to work with and his highly skilledTrustindex verifies that the original source of the review is Google.Posted on Google
Bill R18 days agoKnepper is our go-to company for HVAC work ans Shawn is our go-to guy at Knepper. He knows our system and keeps it in tip-top shape. He is meticulous and thorough and a nice guy on top of all that. Note: The number I put under “How much did you pay?” is for twice a year service on our combined heating and air conditioning systems.Trustindex verifies that the original source of the review is Google.Posted on Google
Charles H19 days agoShawn is very personable and very knowledgeable in his work. Such a talented person to represent your company.Trustindex verifies that the original source of the review is Google.Posted on Google
Chris B21 days agoOur technician, Shawn, was extremely professional and polite! After making the repair, he went over the system with me so I would understand how to best utilize. Thank you again Shawn!Trustindex verifies that the original source of the review is Google.Posted on Google
Richard C22 days agoAlways friendly and knowledgeable!! Thank you‼️Trustindex verifies that the original source of the review is Google.Posted on Google
Daniel S23 days agoShawn is a fantastic technician! Knowledgeable, courteous, on time and a good communicator! Today’s work was under warranty, both the parts, and labor were free! Always satisfied with anything that Knepper does at our home! I love that they do excellent work and stand behind what they do! Highly recommend them!Trustindex verifies that the original source of the review is Google.Posted on Google
Jennifer E25 days agoWe’ve been using Knepper for several years and their technicians are knowledgeable, efficient and helpful. Adam was friendly and shared information about the system repairs needed. (He’s been to our house before and is consistently helpful!)Trustindex verifies that the original source of the review is Google.Posted on Google
Ellis O32 days agoWe've used Knepper for generations. Quality people and quality products. I've dealt with Chris, Shane, Matt, Ricardo, Christine, Wendy ... probably everyone on the team. All of them are first rate.
Summer in the North Georgia mountains is humid as much as it’s hot, and many Dahlonega homes are cooled by equipment sized by rule of thumb. That’s how you get a cabin that feels clammy at 74 degrees or a second home where the AC quits on a July weekend while you’re in Atlanta. Air conditioning services in Dahlonega, GA, should cover the whole picture: repairs that hold, regular maintenance, and new equipment that’s sized for the actual house so it pulls humidity out of the air and runs quietly.
Dahlonega Air Conditioning Company Built on Building Science
Knepper Heating & Air Conditioning repairs, maintains, and installs air conditioning for homes in Dahlonega and across North Georgia. Chris Knepper founded the company in 2005 after a decade in building science, and that background still shapes how we look at cooling: the AC, the ductwork, and the house all have to work together.
Our NATE-certified technicians handle everything from a failed capacitor to a full system install. As a Daikin Comfort Pro dealer, we design new systems with Manual J load calculations and Manual D duct design instead of guessing from square footage.
Common AC Problems We See in Lumpkin County Homes
Long humid stretches and vacation properties that sit empty for weeks put their own stress on mountain and lake home AC. These signs mean it’s time for a look:
- Sticky air even when the thermostat is satisfied: An oversized AC cools the air fast and shuts off before it pulls out moisture, so the house feels damp.
- Uneven rooms: Bonus rooms, lofts, and finished basements that run several degrees off usually point to duct design or airflow problems.
- Warm air from the vents: Low refrigerant, a failing compressor, or a frozen coil can all leave the fan running with nothing cold coming out.
- Rising summer power bills: Dirty coils, leaky ducts, and aging single-stage equipment all make the AC run longer for the same result.
- Water around the indoor unit: A clogged condensate drain is common in humid summers and can damage ceilings and floors if it overflows.
Most of these have a clear cause once someone measures airflow, refrigerant charge, and duct performance instead of swapping parts.
Cooling Repair, Maintenance, and Installation Options
Most homeowners need more than one of these over the life of their equipment. Here’s how we handle each.
AC Services We Offer in Dahlonega
We work on central air conditioners, heat pumps, variable-speed and inverter systems, and the thermostats and controls that run them:
- Repair: Our AC repair visits look for airflow restrictions, refrigerant issues, control problems, and duct deficiencies so the fix lasts.
- Replacement: For AC installation and replacement, we size the new unit with a Manual J load calculation, evaluate your ducts, and commission the system before we leave.
- Heat pumps: Many Dahlonega homes do better with an inverter heat pump that cools in summer and heats through mild mountain winters.
- Maintenance: Performance testing, electrical and refrigerant checks, coil cleaning, and airflow verification keep the AC efficient through peak season.
Deciding between repair and replacement? We’ll give you the facts on age, condition, and efficiency so you can make the call. An AC that’s 12 to 15 years old with a major failure is often a better candidate for replacement.
Related Cooling Services
Heat pump installation is a natural next step for a lot of our customers, since more than 90 percent of the systems we install are inverter driven. They ramp up and down instead of slamming on and off, which helps with humidity and noise.
We also install ductless mini-splits for bonus rooms and cabins without ductwork, plus whole-home dehumidifiers for lake homes where humidity stays high even with the AC running.
Why Choose Knepper in Dahlonega, GA?
Dahlonega homeowners want the problem figured out, not guessed at. Here’s what backs that up:
- Engineering-based design: We use Manual J and Manual D standards so new equipment fits the house and the ductwork can carry the air.
- Parts and labor coverage: Except for base models, the Daikin equipment we put in comes with a 10- or 12-year factory warranty on both parts and labor.
- Remote monitoring: Many of our Daikin installs can be monitored remotely, which helps with second homes and rental cabins.
- Comfort Club coverage: Members of our Comfort Club maintenance plan get two seasonal visits, priority scheduling, and a lifetime warranty on repairs, excluding leak repairs.
- Local track record: We’ve served Dahlonega and North Georgia since 2005 and are a repeat local Best Heating & Air winner.
We’d rather earn your business with honest advice than push equipment.
Get Your Dahlonega AC Ready for Next Summer
The best time to fix a cooling problem is before the first 90-degree week, when schedules fill up across Lumpkin County. Tell us what’s going on and we’ll send a technician or comfort consultant. You can schedule service online and our dispatcher will follow up to set a time.
Frequently Asked Questions
Most central air conditioners in North Georgia last about 12 to 15 years, depending on how well they were sized, installed, and maintained. Long humid cooling seasons and skipped maintenance shorten that, while regular tune-ups and clean coils help equipment reach the upper end of that range.
For most Dahlonega homes, yes, because an inverter unit adjusts its speed to match the cooling load instead of running full blast and shutting off. That steady operation removes more humidity, keeps temperatures even, and runs much quieter. Inverter equipment is now a mid-priced option rather than a top-tier luxury.
Plan on servicing your AC once a year, ideally in spring before the cooling season starts. A spring visit catches weak capacitors, dirty coils, and clogged drains before they cause a July breakdown, and a fall visit covers heating.
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