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.
Fast, Reliable Duct Sealing Across Celina
Duct sealing in Celina typically runs $400 – $900 for a whole-home seal on new construction, and most jobs are completed in a single visit with a written price locked in before we start. If your home is in Light Farms, Mustang Lakes, or anywhere along Preston Road, our crews dispatch from the Dallas-Fort Worth office and carry the specialized equipment needed for post-construction ductwork. Call (361) 326-5060 for a free estimate.
We’re familiar with Celina’s building patterns. The city has grown fast, and that matters for your ducts. Most homes here went up in the last five years, which means most duct sealing jobs we do in Celina aren’t fixing decades of wear. They’re correcting what the builder left behind: loose plenum connections, boot seams that were never properly sealed after drywall, and construction debris coating the inside of the system. Our Duct Sealing team sees this regularly in the newer subdivisions off FM 455 and throughout the master-planned communities north of downtown.
Why Hollis Air Duct Cleaning Is Celina’s Preferred Duct Sealing Company
Hollis Air Duct Cleaning has been part of the Garrison Partners family since 2004. The Garrison Standard means we arrive inside the quoted window, price the job in writing before touching anything, and leave the site clean. In Celina, where many homeowners are navigating builder warranties for the first time, that discipline matters.
Our technicians are background-checked and uniformed. You know who’s walking into your home before they arrive. Phones are answered by a live person 24 hours a day, seven days a week. No voicemail loops, no callback queues.
Every repair we perform is backed by our 365-Day Done Right Promise. If the work fails within a year, we return and make it right at no charge, including a free second visit. That’s written on every job, not implied.
We serve Celina and the surrounding communities from our Dallas-Fort Worth dispatch office, with crews that understand the local building stock and the specific failure modes that come with rapid suburban growth.
Duct Insulation in Celina
Duct Insulation in Celina is often needed in homes where the original builder installed thin or poorly fitted wrap around attic duct runs, leaving gaps where conditioned air bleeds into the Texas heat. In Celina’s newer subdivisions, we’ve found that energy-efficient tight duct systems sometimes skimp on insulation R-value to cut costs, which shows up in summer as rooms that never cool evenly or utility bills that spike when the AC runs continuously. A typical duct insulation job in Celina runs $300 – $700 depending on linear footage and accessibility.
Attic Run Heat Loss
Celina’s long, humid summers push attic temperatures past 140 degrees. Uninsulated or thinly wrapped supply ducts lose cooling capacity before the air reaches your vents. We measure the temperature drop across the run and install proper insulation where the builder didn’t.
Vapor Barrier Gaps
Condensation forms on cool ducts in humid attics, which softens surrounding materials and can foster mold. Our insulation installs include sealed vapor barriers that stop this cycle before it starts.
HVAC Duct Sealing in Celina
HVAC Duct Sealing in Celina addresses the leaks and gaps that let conditioned air escape into walls, attics, and crawl spaces before it ever reaches your rooms. In Celina’s new construction market, the problem is rarely age-related deterioration. It’s construction-stage shortcuts: plenum seams that were taped but not mastic-sealed, boot connections that were never tightened after drywall installation, and return ducts with gaps large enough to pull attic air directly into your breathing space. Whole-home HVAC duct sealing in Celina typically costs $400 – $900.
Mastic Sealant Application
We apply UL-181 rated mastic to every accessible seam and joint. Unlike foil tape, which degrades in attic heat within a few years, mastic remains flexible and airtight. In Celina’s climate, that durability matters.
Pressure Testing Verification
Before we leave, we run a static pressure test to confirm the seal held. You see the numbers. We document them. If your builder’s warranty requires proof of service, that documentation goes with you.
Trusted Brands We Service in Celina
Our crews carry professional-grade equipment from Nikro and Abatement Technologies, and we stock filtration products from Honeywell and Aprilaire for Celina homeowners who want to upgrade after sealing. The negative-air machines and HEPA filtration we use on post-construction jobs are the same tools commercial crews deploy in hospitals and schools, not hardware-store vacuums with a longer hose. When a Celina homeowner needs a specific filter size or a replacement component for their sealed system, we source it without the multi-week wait times that plague mail-order parts. Fast turnaround matters when you’re trying to get warranty documentation submitted before a deadline.
Common Duct Sealing Problems We See in Celina Homes
- Builder-grade tape failure on plenum seams. The foil tape applied during construction degrades within one to two years in Celina’s attic heat. We find re-leaks at the exact same joints, not new ones, because the original seal was never meant to last.
- Drywall dust and sawdust coating blower motors and filters. Construction debris left in ducts from the build cycle clogs MERV-rated filters and strains the blower. Homeowners think they have an airflow problem; often it’s a sealing problem hiding behind a contamination problem.
- Condensation damage at unsealed joints. Celina’s humid summers and near-continuous AC operation create condensation in tight attic duct runs. That moisture softens sealant and can foster mold growth if joints weren’t properly sealed before the first cooling season.
- Foundation movement loosening connections in older homes. The clay soil around Celina shifts with moisture changes. In the early 2000s tract homes near downtown, we’ve seen minor foundation movement pull apart duct connections that were sealed years ago.
Pricing for Duct Sealing in Celina, TX
Whole-home duct sealing in Celina typically runs $400 – $900. Partial sealing of a specific zone or problem area starts around $250. Duct insulation adds $300 – $700 depending on linear footage. What moves the price: accessibility of attic runs, the extent of construction debris requiring pre-cleaning, and whether warranty documentation needs formal reporting.
We do not quote per-vent prices. We do not bait with a low teaser that jumps once the van is in your driveway. The price is written down before any work starts, and it does not move at the door. Every estimate is free. Call (361) 326-5060 to schedule.
We Also Serve Cities Near Celina
Our crews regularly work in Prosper, Frisco, Pilot Point, and Melissa. If you’re near the Celina border in any of these communities, the same scheduling, pricing, and warranty terms apply.
Serving Celina, TX - Our Local Coverage Area
We’re based in the Celina 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 Celina
Yes, very possibly. In Celina’s newest master-planned communities like Light Farms and Mustang Lakes, most homes are under five years old, and because builders’ warranties on ductwork often require documented post-construction cleaning within the first year, duct sealing here regularly starts as a warranty-compliance job, not a comfort upgrade. That’s the opposite of older suburbs where sealing is driven by decades of leaks and settling. We were called to a 2023 build in Light Farms where the homeowner’s registers were spitting drywall dust every time the air handler kicked on. Our tech ran a camera inspection, found the supply and return ducts caked with construction dust and sawdust, then used agitation tools under negative pressure with HEPA filtration before sealing the loose plenum and boot connections. The static pressure drop alone told us the builder never sealed the seams after drywall. Call (361) 326-5060 for an exact quote – estimates are free.
No, proper duct sealing by a qualified contractor typically satisfies rather than voids warranty requirements, provided the work is documented. Many Celina builders actually require documented duct cleaning and sealing within the first year as a warranty condition. We provide written reports with before-and-after photos and pressure test results that meet standard warranty submission requirements. Call (361) 326-5060 to discuss your specific builder’s documentation needs.
Duct cleaning removes construction debris – drywall dust, sawdust, and other particulates – from the interior of the ducts. Duct sealing closes the gaps and leaks at joints, seams, and connections where air escapes. In Celina’s new homes, you often need both: the debris masks the leaks, and the leaks let the debris circulate into your living space. We typically clean first, then seal, then test. Call (361) 326-5060 for an exact quote – estimates are free.
Celina homes need sealing sooner because construction-stage shortcuts are the primary failure mode, not age-related deterioration. In older suburbs, ducts leak because decades of thermal cycling degraded the seals. In Celina, they leak because the builder’s crew never properly sealed them in the first place. The result is the same – wasted energy, uneven temperatures, and contaminated air – but the cause and the fix are different. Call (361) 326-5060 for an exact quote – estimates are free.
We access ducts through existing registers, the air handler cabinet, and attic or crawl space openings. Mastic sealant is applied to accessible joints from these entry points. In Celina’s homes, where attics are typically accessible and duct runs are exposed, we rarely need to cut drywall. If a section is fully enclosed and inaccessible, we’ll note it in our written report and discuss options. Call (361) 326-5060 for an exact quote – estimates are free.
Written by Roy Castellanos, Owner at Hollis Air Duct Cleaning, serving Celina and the Dallas-Fort Worth metro.




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