Whole-system duct and dryer vent check with before-and-after photos - you see exactly what came out of your vents
That "$99 whole-house special" is a bait ad - the real number appears once they are in your hallway, or the "clean" is a shop-vac at the register. We photograph the inside of your ducts before and after instead.
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AfterFast, Reliable Duct Sealing Across Stonecrest
Duct sealing in Stonecrest, GA typically costs $350 – $850 for a whole-home system and is scheduled after a camera inspection so we can price it in writing before any work starts. Most Stonecrest homes we see are 1990s-2000s subdivision builds with original flex duct that was never properly sealed at the air handler or registers. That’s not a maintenance issue; it’s a construction legacy that costs you money every time the AC kicks on.
We know Stonecrest. Our crews serve the subdivisions off Panola Road, the Fairington community, and the neighborhoods near Stonecrest Mall from our Atlanta dispatch office. When you call (361) 326-5060, a live person answers, and we’ll get you scheduled for a free inspection with a written quote that doesn’t move once our technician arrives. We’ve worked on enough of these builder-grade systems to know where the leaks hide before we even open the attic hatch.
Why Hollis Air Duct Cleaning Is Stonecrest’s Preferred Duct Sealing Company
Hollis Air Duct Cleaning has been part of the Garrison Partners family since 2004, and our Duct Sealing team has handled hundreds of homes in DeKalb County’s eastern communities. Stonecrest homeowners call us back because we show up inside the quoted window, in uniform, with background-checked technicians who explain what they’re finding before they quote a price.
Our 365-Day Done Right Promise covers every duct sealing job in writing: if the seal fails or the leak returns within a year, we come back and make it right at no charge, including a free second visit. No negotiation, no runaround. The price we write down before work starts is the price you pay. We’ve found that matters especially in Stonecrest, where many residents are first-time homeowners navigating maintenance for the first time on their own.
Phones are answered by a live person 24 hours a day, 7 days a week. No voicemail loops, no callback queues, no waiting until Monday for a human voice.
Duct Repair in Stonecrest
Duct Repair in Stonecrest usually means fixing the damage left by two decades of heat, humidity, and sometimes rodents in unconditioned attics and crawlspaces. A typical repair runs $200 – $550 depending on whether we’re patching a single flex duct run or replacing a crushed section. We use mastic and mesh for permanent seals, not foil tape that peels off in Georgia humidity.
Crushed or Disconnected Flex Duct
The flexible plastic-core ductwork in Stonecrest’s 1990s-2000s homes gets compressed by storage items in attics, damaged by roof leaks, or pulled loose from registers by years of airflow vibration. We inspect with a camera, cut out the damaged section, and splice in new flex duct with sealed collars. The connection at the air handler plenum gets reinforced with metal straps and mastic, because that’s where builder crews often used the minimum code attachment.
Rodent Damage Along Panola Road
Homes near wooded areas, particularly in the Fairington subdivision and along the Panola Road corridor, frequently show duct breaches from rodent chewing. Standard mastic won’t stop them from coming back. We seal with pest-resistant materials and metal flashing at entry points, then recommend an exterminator before we close the system. Sealing over active infestation just traps the problem inside.
Air Duct Sealing in Stonecrest
Air Duct Sealing in Stonecrest is about stopping conditioned air from leaking into your attic before it ever reaches your living room. A typical whole-home sealing job runs $350 – $850 for Stonecrest’s two-system houses, with most falling in the $450 – $650 range. We seal every joint, boot, and plenum connection with mastic and mesh, then test with a pressure gauge to verify the improvement.
Two-System Homes, Double the Leaks
Most Stonecrest tract homes have separate upstairs and downstairs HVAC zones. That means two air handlers, twice the duct runs, and twice the opportunity for builder-grade connections to fail. We inspect both systems during one visit and quote the full job in writing. Many homeowners see immediate temperature balancing between floors once the leaks are sealed.
Sealing After Cleaning, Not Instead Of It
We don’t seal dirty ducts. If your system has construction debris, mold, or rodent contamination, sealing traps those contaminants inside. Our process is source removal first, using negative-air machines from Nikro and rotary brush systems from Rotobrush to clean to NADCA standards, then seal the now-clean system. That’s the difference between a permanent fix and a bandage on a dirty system.
Trusted Brands We Service in Stonecrest
We stock parts and sealing materials from Aprilaire, Abatement Technologies, and Guardsman for Stonecrest jobs, so we’re not waiting on a warehouse shipment while your attic hatch sits open. Our equipment roster includes Rotobrush rotary brush systems for agitation cleaning and Nikro negative-air machines for source removal, the same tools commercial crews use in hospitals and schools. For filtration upgrades after sealing, we carry Honeywell and Aprilaire media cleaners sized to your system’s airflow. Fast turnaround matters in July when your upstairs system is dumping cooled air into a 140-degree attic through a gap we can close in an afternoon.
Common Duct Sealing Problems We See in Stonecrest Homes
- Builder-grade flex duct connections at the air handler and registers are frequently loose or unsealed, causing major air loss into unconditioned attics and crawlspaces. The original crews in Stonecrest’s 1990s-2000s boom used the minimum code attachment, often just a zip tie or a single wrap of tape. After twenty years of thermal cycling, those connections have failed completely. We find supply boots dropping 20% or more of their airflow directly into the attic.
- Rodent entry points along the Panola Road corridor mean seals are breached by chewing, requiring pest-proof sealing materials rather than standard tape or mastic alone. The wooded buffers between subdivisions and the undeveloped parcels near Stonecrest’s eastern edge create highway systems for rats and squirrels. They enter through roof vents, soffit gaps, or foundation cracks, then chew through flex duct for nesting material. We use metal-reinforced collars and hardware cloth at known entry vectors.
- High humidity and heavy cooling from May to September push mold spores into ductwork; sealing without first removing microbial growth traps contaminants inside the system. Stonecrest’s humid subtropical climate means attics hit 90% relative humidity on summer mornings. If we seal over active mold, you’re breathing spores every time the fan cycles. We test with a borescope and treat with EPA-registered sanitizer before any sealant goes on.
- Construction debris from original build, including drywall dust and insulation fragments, remains in ducts that were never cleaned since installation. We got a call from a homeowner in the Fairington subdivision off Panola Road who had just moved into a 2003-built house and was sneezing every time the upstairs system kicked on. Our tech ran a camera inspection and found the supply and return ducts full of drywall dust and construction debris from the original build, plus several loose flex duct connections at the air handler dropping air into the attic. We sealed the joints and boots with mastic and mesh, then cleared the ducts using negative pressure and HEPA filtration to NADCA standards, and her allergy symptoms cleared up within days.
Pricing for Duct Sealing in Stonecrest, GA
A typical duct sealing job in Stonecrest runs $350 – $850 for a whole-home system, with most two-zone tract homes falling between $450 – $650. Single repairs to a crushed flex run or a disconnected boot start around $200 and rarely exceed $550. What moves the price: how many duct runs need sealing, whether we need to clean first, and whether rodent damage requires pest-proof materials.
We don’t quote per-vent or per-linear-foot. You get one flat price per system, agreed in writing before work starts. No add-ons at the door. We also don’t bait you with a $99 coupon that becomes a $900 invoice once the technician is inside. The inspection is free. The estimate is free. Call (361) 326-5060 and we’ll get you scheduled.
We Also Serve Cities Near Stonecrest
Our crews work throughout metro Atlanta, including Stonecrest, Atlanta, South Fulton, Sandy Springs, and Roswell. Scheduling and dispatch are coordinated from our Atlanta office, with local technicians serving each community. Wherever you are in DeKalb County or the surrounding metro, the same Garrison Standard applies: arrive inside the window, price in writing, complete the job by the book, leave the site clean.
Serving Stonecrest, GA - Our Local Coverage Area
We’re based in the Stonecrest area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Duct Sealing in Stonecrest
Yes, probably. Stonecrest’s 1990s-2000s subdivision homes were built with builder-grade flex duct that was rarely sealed to modern standards at the air handler, plenum, or register boots. We’ve inspected homes in Fairington and along Panola Road where 25-30% of conditioned air was leaking into the attic from original construction. Call (361) 326-5060 for a free camera inspection and written estimate.
Duct sealing helps after the rodents are excluded, not before. We seal with pest-resistant materials and metal flashing at entry points, but sealing over active infestation traps contaminants inside. We partner with local exterminators in the Fairington area, then return to seal and sanitize once the pests are gone. The 365-Day Done Right Promise covers our seal work for a full year.
We inspect both air handlers, all supply and return plenums, and every register boot with a camera and pressure test. Then we seal each joint with mastic and mesh, reinforce flex duct connections with metal straps, and pressure-test again to verify improvement. Most Stonecrest two-system jobs take a full day and cost $450 – $650. The price is written before we start.
Most Stonecrest homeowners see 15-25% reduction in cooling costs after sealing significant leaks, because the system isn’t reheating attic air that leaked out. In August, when your attic hits 140 degrees, every cubic foot of cooled air lost is money you’re paying to cool your insulation. We measure before and after with a pressure gauge so you can see the difference. Call (361) 326-5060 to schedule before the next bill cycle.
Signs include dust blowing from registers when the system first kicks on, sneezing or congestion that correlates with HVAC cycles, or visible debris in floor registers. Our camera inspection shows you exactly what’s inside. We frequently find drywall dust, insulation fragments, and even dropped tools in Stonecrest’s original-build ducts. Cleaning to NADCA standards comes first, then sealing. Call (361) 326-5060 for a free inspection.
Written by Roy Castellanos, Owner at Hollis Air Duct Cleaning, serving Stonecrest and metro Atlanta since 2004.