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.
Before
After
Before
After
Before
AfterFast, Reliable Duct Sealing Across Jasmine Estates
We’re the crew Hollis Air Duct Cleaning sends to Jasmine Estates when attic flex duct has separated at the couplings, or when a retiree running the AC year-round starts seeing electric bills climb for no clear reason. Our dispatch team works out of our Miami office, but our technicians live in and around Pasco County, so we’re familiar with the 1970s and 1980s slab ranch homes that dominate neighborhoods like Jasmine Estates, from the original stucco builds off Jasmine Boulevard to the similar stock near Little Road and Ridge Road. We carry mastic, foil tape, and replacement flex duct on every truck because we’ve learned what fails here, and we don’t waste a trip. Call (361) 326-5060 and we’ll give you a written price before any work starts.
Why Hollis Air Duct Cleaning Is Jasmine Estates’s Preferred Duct Sealing Company
We’ve been working in Jasmine Estates long enough to recognize the pattern: a homeowner calls about musty air or rising cooling costs, and we find the same thing in the attic. Original 1980s flex duct, spliced with later hard-pipe, sagging where Florida heat degraded the insulation, separated at couplings that were never meant to last forty years. Our Duct Sealing team doesn’t treat this as a surprise. We price it in writing before we touch anything, and we stand behind it with the 365-Day Done Right Promise. If a joint we sealed opens up again within a year, we come back at no charge. That’s not a slogan. It’s written on every job.
Our technicians are background-checked and uniformed, and they arrive inside the quoted window. The Garrison Code requires it. So does The Garrison Standard, which every Hollis location follows, whether the office is in Miami or Pasco County. When you’re home all day, as many Jasmine Estates residents are, you notice when a crew shows up late or leaves a mess-just as you’d notice if you needed our Dryer Vent Cleaning in Jasmine Estates and we didn’t show on time. We don’t.
Air Duct Sealing in Jasmine Estates
Air Duct Sealing in Jasmine Estates is most often a repair job on legacy systems, not a finish treatment on new construction. The slab ranch homes built here in the 1970s and 1980s were fitted with flex duct in the attic, and over decades that flex has been patched, spliced, and reconnected by homeowners, handymen, and HVAC techs with varying standards. Sealing means finding every coupling, every sag, every gap where conditioned air is leaking into a 140-degree attic, and closing it with mastic or foil tape rated for the temperature swing. We also re-insulate where the original wrap has fallen away, because in Jasmine Estates, uninsulated duct in a hot attic is nearly as bad as leaky duct.
A typical Air Duct Sealing job in Jasmine Estates runs $450 to $1,200 for a single-system home, depending on how many joints need attention and whether we’re working with accessible attic space or a tight crawl. Whole-system replacement of degraded flex duct costs more, and we’ll tell you honestly when that’s the smarter spend.
Sealing Legacy Flex at Joints
The original 1980s flex duct in Jasmine Estates ranch homes rarely fails in the middle of a run. It fails at the couplings, where the plastic collar has cracked or the zip-tie has rusted through. We cut back to solid duct, install a new collar, seal with mastic, and support the run so it doesn’t sag again. This is the most common repair we do here.
Re-Insulating After Seal
Florida attic heat destroys duct insulation. We wrap sealed runs with fresh R-6 or R-8 insulation and secure it so it stays in place. Without this step, your conditioned air warms up before it reaches the register, and your AC runs longer for the same result.
Duct Sealing Services in Jasmine Estates
Duct Sealing Services in Jasmine Estates cover the full range of what these aging systems need: pressure testing to find leaks, physical repair of separated joints, mastic sealing of gaps, and insulation replacement where heat has degraded the original wrap. We also handle the related problems that show up in these attics. Rodent debris from roof rats is common in Jasmine Estates, and we’ll remove it before we seal, because trapping that contamination inside a duct is worse than leaving the leak alone.
Our Duct Sealing Services are priced per system, not per vent. A typical whole-house seal in Jasmine Estates runs $450 to $1,200, with most single-system ranch homes falling in the $600 to $900 range. If we find duct that is too degraded to seal, we’ll show you the camera footage and give you a replacement price, also in writing, before we proceed.
Pressure Testing Before Sealing
We pressurize the duct system and measure leakage at the air handler. This tells us whether the problem is a few bad joints or a system-wide failure. In Jasmine Estates, we often see leakage rates of 25 to 40 percent on original 1980s systems. That’s air you paid to cool, lost to the attic.
Source Removal Before Seal
We don’t seal over contamination. If your ducts hold rodent debris, mildew, or construction dust from decades of partial repairs, we clean first with a Rotobrush rotary system and Nikro negative-air HEPA machine. Then we seal. The Garrison Standard requires it.
What happens when you call
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A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Jasmine Estates
Hollis Air Duct Cleaning stocks parts and materials from Abatement Technologies, Guardsman, and Rotobrush on every Jasmine Estates truck. That means when we find a separated coupling or degraded flex duct, we don’t leave to order parts. We carry the mastic, collars, foil tape, and replacement flex to finish the job in one visit. For filtration upgrades after sealing, we keep Honeywell and Aprilaire media filters on hand, sized for the common air handlers we see in these 1980s ranch homes. Fast turnaround matters when you’re running the AC daily, and we plan for it.
Common Duct Sealing Problems We See in Jasmine Estates Homes
- Original flex duct sagging at couplings. The 1980s flex in Jasmine Estates slab homes was never designed for forty years of attic heat. It sags, separates at joints, and loses insulation. Sealing without supporting the run properly just delays the next failure.
- Rodent debris packed against air handlers. Roof rats are common in Pasco County attics, and their nesting material, droppings, and food stores collect where duct meets plenum. We remove it before sealing, or the seal traps odor and bacteria inside the system.
- Humidity-driven mildew inside ductwork. Jasmine Estates runs AC nearly year-round, and the constant condensation promotes mildew growth on duct interiors. Sealing a damp system without addressing moisture management can make the problem worse by trapping humidity.
- Multiple generations of DIY repairs. Because these homes have changed hands and been retrofitted repeatedly, we often find three or four types of tape, mismatched duct sizes, and unsupported splices. Each one is a leak point, and each needs individual attention.
Pricing for Duct Sealing in Jasmine Estates, FL
Duct sealing in Jasmine Estates typically costs between $450 and $1,200 for a single-system home, with most jobs landing in the $600 to $900 range. What moves the price: how many couplings need re-sealing, whether the flex duct itself is salvageable or needs replacement, how much re-insulation the attic runs require, and whether we need to clean rodent debris or mildew before we can seal effectively. A straightforward re-seal of four to six joints with fresh insulation wrap is at the lower end. A system with degraded flex throughout, requiring partial replacement and full cleaning before sealing, runs higher.
We give one flat price per system, agreed in writing before work starts. No per-vent pricing. No add-ons at the door. Estimates are free, and we show you camera footage of what we found so you understand the scope. Call (361) 326-5060 to schedule.
We Also Serve Cities Near Jasmine Estates
Hollis Air Duct Cleaning dispatches crews throughout the region from our Miami office, with local technicians serving Jasmine Estates and surrounding communities. We also work in Jacksonville, Miami, Tampa, and Orlando. The same written pricing, background-checked uniformed technicians, and 365-Day Done Right Promise apply in every city we serve.
Serving Jasmine Estates, FL - Our Local Coverage Area
We’re based in the Jasmine Estates 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 Jasmine Estates
We can often seal original 1980s flex duct if the material itself is intact and the failure is at the couplings or insulation. We cut back to solid duct, install new collars, seal with mastic, and re-support the run. If the flex is brittle, torn, or actively shedding liner into the airstream, we recommend replacement, and we’ll show you the camera footage so you can see why. Call (361) 326-5060 for a free inspection and written estimate.
Sealing improves indoor air by stopping attic infiltration: dust, insulation particles, and rodent debris that enter through leaky joints. It does not remove existing contamination inside the duct. If your ducts are dirty, we clean first, then seal. For Jasmine Estates residents running AC continuously, the combination of source removal and sealing typically reduces airborne particulate and stops the musty odor that leaks from attic returns. Call (361) 326-5060 and we’ll assess whether your system needs both.
Roof rats thrive in Pasco County’s subtropical climate, and the 1970s-1980s ranch homes here offer easy attic access through aging soffits, roof vents, and gaps where stucco meets the roofline. Once inside, rats nest in the insulation around warm duct runs and leave debris at the air handler and register boots. We remove it before sealing because trapping that material inside a newly sealed duct is a health hazard. Call (361) 326-5060 if you suspect rodent activity in your system.
Yes. We schedule two-hour arrival windows, not all-day waits, and our Jasmine Estates technicians call when they’re en route. Most duct sealing jobs on single-system ranch homes take three to four hours. We’ll work with your routine, and we don’t require you to leave the house. The Garrison Code requires our crews to minimize disruption and leave the site clean. Call (361) 326-5060 to book a window that works for you.
It can, especially if your duct leakage is significant. In Jasmine Estates, where AC runs most of the year, losing 25 to 40 percent of conditioned air to the attic forces the system to run longer to maintain temperature. Sealing those leaks returns that air to the living space, which can reduce runtime and lower bills. The savings vary with the size of the leaks and your usage patterns, but we measure leakage before and after so you see the improvement in hard numbers. Call (361) 326-5060 for a pressure test and written estimate.
Written by Roy Castellanos, Owner at Hollis Air Duct Cleaning, serving Jasmine Estates since 2004.