Air Leaks: Find, Fix, and Prevent Wasted Cooling in Georgia Homes
In a hot, humid Georgia summer, even small air leaks can make your AC run nonstop while rooms still feel muggy. Unsealed gaps in your home’s envelope and ductwork pull in hot, moist outdoor air and push out expensive conditioned air. Here’s how to spot the warning signs, understand the impact, and get expert help from Air Conditioning Services (ACS) to stop leaks at the source.
Common Places Air Leaks Hide
Most homes have dozens of tiny openings that add up to a wide-open window. Frequent trouble spots include attic bypasses around recessed lights and chimneys, gaps at baseboards and trim, weathered door sweeps, and poorly sealed window frames. In the attic, open chases, top plates, and around plumbing and electrical penetrations are major pathways. In duct systems, leaks often occur at boot-to-drywall connections, flex-to-metal joints, and around air handler cabinets.
When these leaks go untreated, conditioned air escapes while hot outdoor air is drawn in, creating pressure imbalances that strain your AC. Sealing these areas restores your thermal envelope and helps every degree of cooling go further.
How to Diagnose Leaks: Pro Tests and DIY Checks
Blower door testing is the gold standard for measuring whole-home infiltration. By slightly depressurizing the house and measuring airflow (often expressed as CFM50), pros can pinpoint drafty areas with smoke pencils and infrared cameras. For duct systems, a dedicated duct leakage test pressurizes the ducts to quantify losses and identify where sealing will deliver the biggest payoff.
For DIY checks, feel for drafts on windy days around outlets, baseboards, and window trim; look for dusty streaks on insulation (a sign of air movement); and use an incense stick or smoke pen to see where air is pulled in. If rooms feel clammy despite long AC runtimes, or you notice uneven temperatures, it’s time to book testing with ACS.
Smart Tools That Help
While thermostats can schedule comfort, they can’t fix a leaky shell. Pair basic monitoring with targeted air sealing: weatherstripping for doors, caulk for trim gaps, mastic for ducts, and spray foam for larger penetrations. ACS can provide a full audit to prioritize which measures will actually reduce infiltration.
Don’t Overlook Ducts
Leaky supply or return ducts can lose 20–30% of airflow before it reaches your rooms. Sealing with UL-listed mastic and mesh, tightening connections, and insulating ducts in attics or crawlspaces can dramatically improve comfort and humidity control without touching the thermostat.
Why Air Leaks Hit Georgia Homes Hard
Georgia’s heat plus high humidity means air leaks don’t just waste cooling — they let sticky outdoor air infiltrate, raising indoor moisture and forcing your AC to dehumidify longer. That extra latent load increases runtime, utility bills, and wear on equipment. Tightening the envelope and sealing ducts reduces infiltration, stabilizes indoor humidity, and helps your system cycle correctly during peak season.
ABOUT OUR SERVICES:
- Installation
- Equipment Care Maintenance Services
- Replacement
- Indoor Air Quality Solutions
- Filter Changes
- Air Filtration Products / High Efficiency Air Cleaners
- Duct Cleaning & Sanitation
- Air Flow Balancing
- Humidifiers
- UV Sterilizers
- Energy Management Systems
- Emergency Service Available
- Polite & also Courteous Representatives
Contact us today and schedule your heating and air maintenance, repairs or installation. You’ll be glad you chose ACS.
Open 7AM - 5PM Monday-Friday
Quick Contact Form
Make a Payment
Our Service Area
We have happy customers all around the Northeast Georgia area. We’ve provided HVAC services for homes and businesses in:
· Hall County: Clermont, Flowery Branch, Gainesville, Lula, & Oakwood
· Habersham County: Alto, Baldwin, Clarkesville, Cornelia, Demorest, Mount Airy & Tallulah Falls
· Gwinnett County: Dacula, Sugar Hill, Buford, Lawrenceville
· Jackson County: Pendergrass, Arcade, Braselton, Commerce, Hoschton, Jefferson, Maysville, Nicholson & Talmo
· Stephens County: Martin & Toccoa
· Dawson County: Dawsonville
· Lumpkin County: Dahlonega
· Forsyth County: Cumming
Contact us today when you need HVAC services you can trust.