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 Bayonet Point
We serve Bayonet Point from our Miami office, with crews that know the Gulf Coast stretch from Little Road down to Embassy Boulevard and the neighborhoods off US-19. We also offer our Dryer Vent Cleaning in Bayonet Point. Most Bayonet Point appointments are scheduled within a few days, and we call ahead when we’re thirty minutes out. If you’re noticing musty air when the AC kicks on, uneven cooling between rooms, or your energy bill climbing through the humid months, sealed ductwork is usually the fix. Call (361) 326-5060 for a written estimate before any work starts.
Why Hollis Air Duct Cleaning Is Bayonet Point’s Preferred Duct Sealing Company
We’ve been handling Duct Sealing in Bayonet Point long enough to know the difference between a simple tape job and real moisture-control sealing. Our technicians follow The Garrison Code on every job: arrive inside the quoted window, price in writing, complete the work by the book, and leave the site clean. That standard matters here because Bayonet Point’s coastal conditions punish shortcuts.
Bayonet Point homeowners get the same 365-Day Done Right Promise we offer everywhere. If the seal fails within a year, we come back at no charge. No negotiating, no runaround. Our crew is background-checked and uniformed, and our phones are answered by a live person 24 hours a day, 7 days a week. Roy Castellanos built this operation on written guarantees, not verbal ones.
Air Duct Sealing in Bayonet Point
Air Duct Sealing in Bayonet Point means closing the gaps, cracks, and deteriorated joints in your duct runs so conditioned air reaches your rooms instead of leaking into your attic or crawl space. In this market, though, it’s also a moisture-control job. The subtropical humidity and salt-laden Gulf air here attack flex-duct collars and fiberglass duct board seams faster than almost anywhere else in Pasco County. A proper seal stops air loss and blocks the humidity intrusion that breeds mildew inside the system.
Most Bayonet Point homeowners need sealing when they notice hot spots in summer, dust blowing from registers, or that musty blast when the AC first cycles on. If your home was built in the 1970s through 1990s and still has original or once-replaced flex duct, the collars at the air handler and register boots are likely deteriorated. Typical Air Duct Sealing in Bayonet Point runs $450 – $950 for a single-system home, depending on duct length, accessibility, and how much of the original material needs replacement versus spot sealing.
What We Seal and Why
We focus on the pressure points: air handler connections, flex-duct collars, register boots, and longitudinal seams in duct board. Each gets inspected with a camera first, then sealed with mastic or foil-backed tape rated for Florida humidity. Tape alone fails here. Mastic forms a flexible, permanent bond that moves with the duct as temperatures swing.
When Sealing Becomes Replacement
Sometimes the flex duct itself has degraded past saving, especially in snowbird homes where months of stagnant humidity have weakened the inner liner. We’ll show you the camera footage and quote replacement by the linear foot, with the price written down before we cut anything. No surprises at the door.
Duct Sealing Services in Bayonet Point
Duct Sealing Services in Bayonet Point cover more than the ducts themselves. We inspect the air handler cabinet, plenum connections, and return air pathways for the same leaks that rob efficiency and pull attic air into your living space. In coastal Pasco County, we also check for corrosion at metal collars and boots, because salt air within a few miles of the Gulf accelerates rust that breaks seals from the outside in.
Our Duct Sealing team uses professional-grade equipment from Nikro and Abatement Technologies, including negative-air HEPA containment systems that keep debris out of your home while we work. For filtration upgrades tied to sealing jobs, we source Honeywell and Aprilaire products. A sealed duct system with compromised filtration still leaks pressure; we address both so the fix lasts. Duct Sealing Services in Bayonet Point typically range from $450 for targeted spot sealing to $1,400 for whole-system work with multiple plenum repairs and collar replacements.
The Inspection Process
We start with a visual and camera inspection of accessible duct runs, pressure testing where possible, and thermal imaging to spot temperature anomalies behind walls. You see what we see. Then we write the scope and price. No work begins until you approve both.

Sealing for Snowbird Homes
If you close up your Bayonet Point place for summer, we can seal and condition the ducts before you leave, then verify the seal on your return. It’s a specific protocol we’ve developed for seasonal residents along the Gulf Coast.

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 Bayonet Point
We stock parts and sealing materials for the equipment Bayonet Point homes actually run: Nikro negative-air machines for containment during repair work, Honeywell and Aprilaire filtration components that integrate with sealed systems, and Abatement Technologies HEPA gear for jobs where microbial growth is present. We don’t order parts from across the state and make you wait. Our Miami office maintains inventory for Gulf Coast humidity conditions, not inland dry-climate specs. That means faster turnaround on Bayonet Point jobs and materials rated for salt-air exposure.
Common Duct Sealing Problems We See in Bayonet Point Homes
- Snowbird shutdown damage. When owners shut off the AC or set it to 85 for months, warm Gulf-humid air stagnates in the ducts. Flex-duct inner liners absorb moisture and delaminate; fiberglass duct board softens at the seams. We see this every fall in the 55+ communities off Little Road and Ridge Road.
- Coastal corrosion at metal joints. Salt air corrodes register boots and metal collars faster here than in New Port Richey’s inland pockets. The metal fails, the seal breaks, and attic air pulls straight into the system. Tape-over jobs last one season, maybe two.
- Original flex-duct deterioration. Most Bayonet Point homes were built with flex duct rated for 15 – 20 years. That was four decades ago for many properties. The insulation sags, the inner liner cracks, and every crack is a leak point and a moisture entry point.
- Fogging upsells that mask the real problem. Some outfits spray a chemical “sanitiser” into moldy ducts and call it fixed. It isn’t. The moisture source remains, the microbial growth continues behind the scent, and you’re paying again next year. We don’t fog. We remove the source, seal the entry, and guarantee the work.
Pricing for Duct Sealing in Bayonet Point, FL
Duct sealing in Bayonet Point typically costs $450 – $950 for spot sealing and collar replacement on a single-system home, and $1,100 – $1,400 for whole-system work with multiple plenum repairs, register boot replacement, and integrated filtration upgrades. Homes with original 1970s – 80s ductwork, snowbird moisture damage, or corrosion from salt air usually land in the upper half of these ranges.
What moves the price: linear feet of duct, accessibility (crawl space versus attic), whether we’re sealing existing material or replacing deteriorated flex duct, and whether microbial growth requires source removal under negative pressure before sealing can begin. We give you one flat price per system, agreed in writing before work starts. No per-vent pricing, no add-ons at the door. Call (361) 326-5060 for a free estimate with exact numbers for your home.
We Also Serve Cities Near Bayonet Point
Hollis crews work throughout the Gulf Coast and central Florida, including Bayonet Point and surrounding communities. We also schedule duct sealing in Jacksonville, Miami, Tampa, and Orlando from our regional offices. Each location operates independently under The Garrison Standard, with the same written pricing and 365-Day Done Right Promise.
Serving Bayonet Point, FL - Our Local Coverage Area
We’re based in the Bayonet Point 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 Bayonet Point
Bayonet Point sits closer to the Gulf, so salt-laden air and higher sustained humidity corrode duct joints and promote mildew growth inside flex-duct runs faster than in Tampa’s slightly drier, more inland climate. Sealing here is as much about blocking moisture intrusion as stopping air loss. Call (361) 326-5060 for a free inspection and written quote.
Yes, if your ducts have existing leaks or deteriorated collars, because shutting off the AC traps humid Gulf air inside the system and accelerates mold growth at every gap. We recommend sealing first, then setting the thermostat to 78 – 80 with the fan on circulate to keep air moving. Call (361) 326-5060 to schedule pre-departure sealing.
No. Fogging masks odor and kills surface microbes but does not remove the moisture source or the biomass inside flex-duct or duct board. In Bayonet Point’s humidity, the mold returns within months. We perform source removal under negative pressure with HEPA filtration, then seal the entry points so it stays gone. Call (361) 326-5060 for an honest assessment.
Sealing is the right call when you feel uneven airflow, see dust at registers, or smell mustiness on startup; full cleaning plus sealing is needed when camera inspection shows visible mold, heavy debris, or pest intrusion inside the ducts. We inspect first and show you the footage before recommending either. Call (361) 326-5060 for a free camera inspection.
Yes. Salt air corrodes metal collars, register boots, and fasteners within a few miles of the coast, breaking seals that were tight five years ago. We see this in Bayonet Point homes along Embassy Boulevard and the Gulf-facing subdivisions more often than in inland Pasco County. Call (361) 326-5060 for corrosion-resistant sealing options and a written estimate.
Written by Roy Castellanos, Owner at Hollis Air Duct Cleaning, serving Bayonet Point and the Gulf Coast since 2004.




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