Fast, Reliable Duct Repair & Sealing Across Fort Myers Beach
Duct repair and sealing in Fort Myers Beach typically costs $280–$750 for most residential jobs, with flex duct replacement running higher in post-Ian homes where storm damage compromised entire runs. We’re usually on-site within 45 minutes to an hour for Fort Myers Beach calls, and same-day sealing is standard for most repairs. Call (833) 858-4048 for a free estimate.

We’ve been crossing the Causeway to work on Fort Myers Beach homes since Charles Rodriguez started this company 17 years ago. He still leads every job himself — not a rotating crew, not a franchise technician reading from a script. That matters here, because Fort Myers Beach ductwork isn’t like mainland Florida ductwork. Between the salt-air corrosion, the hurricane flood damage, and the island’s unique mix of elevated stilt homes and rebuilt post-Ian properties, you need someone who’s seen what Ian’s surge actually does to fiberglass liner and flex duct connections. Our Duct Repair & Sealing team handles everything from mastic resealing of corroded metal joints to full flex duct replacement in under-structure crawl spaces.
Why Pinnacle Air Duct Cleaning Service Florida Is Fort Myers Beach’s Preferred Duct Repair & Sealing Company
Over 1,100 verified reviews — 1,186 to be exact, averaging 4.9 stars — and a significant share come from Fort Myers Beach property owners and managers who’ve called us back after seeing what Charles does differently. He doesn’t dispatch a crew; he shows up with his own hands on the tools, using Rotobrush rotary systems and Nikro HEPA vacuums that match what remediation professionals use, not the rental-grade equipment you see in big-box stores.
Our response time to Fort Myers Beach averages under an hour because we know the island’s access patterns — when the Causeway backs up, when Estero Boulevard construction shifts traffic, which stilt-home developments have utility access from the rear versus the front. We’ve worked in the 33931 ZIP from one end to the other, from the older cottages near Times Square to the rebuilt elevations toward the south end. That local routing knowledge saves you waiting time.
What really separates us here: we understand the post-Ian landscape. Surviving pre-Ian homes often have fiberglass duct liner that absorbed storm surge and now hosts persistent mold colonies unreachable by standard cleaning — duct repair here frequently requires full liner replacement rather than simple patching. Charles has done this work dozens of times on the island since 2022. He knows which homes have the old liner, where the air handlers sat during the flood, and how to assess whether sealing alone will hold or whether you’re looking at section replacement.
Our Duct Repair & Sealing Services in Fort Myers Beach
Duct Sealing with Mastic Sealant
Metal duct joints in Fort Myers Beach’s elevated homes — especially in the under-deck crawl spaces where salt-laden humidity concentrates — corrode at rates we don’t see even 15 miles inland toward Cape Coral. We seal these joints with professional-grade mastic, not foil tape that peels in six months. For a typical stilt home in the 33932 area, mastic sealing of accessible metal runs runs $280–$450. We pressure-test after sealing to verify you’re not losing conditioned air into the crawl space.
Flex Duct Repair
This is our most frequent Fort Myers Beach call since Ian. Flex duct crushes easily under debris impact, separates from air handlers when surge shifts equipment, and degrades faster in the island’s constant A/C runtime. We recently repaired a flex-duct system in a mid-century beach cottage on Estero Boulevard, where the supply runs had pulled loose from the air handler after Ian’s surge. We sealed the connection with mastic, replaced a crushed section with new insulated flex, and installed an Aprilaire 8190 filter slot to catch the sand and sunscreen debris typical of vacation-rental turns. Flex duct repair in Fort Myers Beach typically runs $320–$580 depending on linear footage and access difficulty.
Metal Duct Repair
Older Fort Myers Beach homes — the pre-2000 cottages and low-rise condos that survived Ian — often have galvanized metal trunk lines that have been corroding since before the storm. Salt-air humidity accelerates rust at joints and seams, creating invisible leaks that spike your FPL bill. We cut out corroded sections, fabricate replacements, and seal with mastic. Where metal has degraded past repair, we’ll advise honestly: sometimes section replacement costs more than upgrading to modern flex in a difficult crawl space.
Duct Insulation Replacement
Fiberglass duct liner in Fort Myers Beach’s surviving pre-Ian structures is our biggest concern. When Ian’s surge saturated these liners, the material became a permanent mold reservoir. Standard cleaning can’t reach the biological growth embedded deep in the fiberglass. We cut out contaminated liner, install new foil-faced insulation where appropriate, or transition to unlined metal with external wrap. This is specialized work — most duct cleaners won’t touch it. In Fort Myers Beach, full liner replacement in a typical residential system runs $680–$1,200.

What happens when you call
- 1
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 Fort Myers Beach
We stock parts and materials from Honeywell, Aprilaire, and Guardsman — brands that hold up in coastal environments, not hardware-store generics that fail in salt air. For Fort Myers Beach customers, that means faster turnaround: we’re not ordering parts from the mainland and making you wait. Charles carries common flex duct sizes, mastic, and insulation materials on his truck, and our supplier in Cape Coral stocks the Honeywell media filters and Aprilaire humidistat components that integrate with systems common in the island’s vacation rentals. When you’re managing a rental property with back-to-back bookings, that parts availability matters.
Common Duct Repair & Sealing Problems We See in Fort Myers Beach Homes
- Salt-humidity corrosion of metal duct joints in under-structure crawl spaces. The constant Gulf breeze pushes salt-laden air through every gap in a stilt home’s lower level. Metal joints that would last 20 years inland show pinhole leaks and seam separation in 8–12 years here. The leaks are invisible — you feel them as uneven cooling and rising electric bills.
- Mold colonization inside fiberglass duct liner that recontaminates after cleaning. This is the Ian legacy. Surviving homes with pre-storm liner absorbed surge water that standard drying never reached. We open these ducts and find black mold thriving on the fiberglass backing. Cleaning sprays the surface; the colony returns. Only cutting out the liner solves it.
- Flex duct crushed or separated from air handlers due to storm surge debris or improper reinstallation. Post-Ian rebuilds sometimes prioritized getting A/C running over doing it right. We’ve found flex duct held with zip ties, runs kinked around new framing, and connections sealed with duct tape that’s already failing. The system “works” — until it doesn’t, and your rental guest calls at 10 PM.
- Vacation-rental debris loading that overwhelms standard filtration. Sand, sunscreen aerosols, and moisture from constant turnover strain duct systems designed for residential use. Filter slots clog faster, blower motors work harder, and flex duct connections loosen from vibration. Property managers on Fort Myers Beach need more frequent inspection cycles than primary residences.
Pricing for Duct Repair & Sealing in Fort Myers Beach, FL
Here’s what duct repair and sealing costs in the Fort Myers Beach market right now:
| Service | Typical Range |
|---|---|
| Mastic sealing of accessible metal joints (per system) | $280–$450 |
| Flex duct repair / section replacement | $320–$580 |
| Metal duct section repair / fabrication | $380–$650 |
| Duct insulation / liner replacement | $680–$1,200 |
| Full system assessment with pressure testing | $150–$225 (credited toward repair) |
What moves you within these ranges: access difficulty (crawling a sandy under-deck space takes longer than a garage attic), linear footage of damaged duct, and whether we’re working around a booked rental with a hard deadline. Post-Ian homes with hidden flood damage sometimes reveal additional compromised sections once we open the system — we’ll show you before we proceed, never surprise you. Estimates are free. Call (833) 858-4048 and Charles will walk through your specific situation.
We Also Serve Cities Near Fort Myers Beach
We regularly cross the bridges for duct repair work in Iona, Cypress Lake, McGregor, and Villas — mainland homes that share Fort Myers Beach’s humidity but escaped the direct surge damage. If you’re managing properties across Lee County, we can coordinate multi-location assessments to keep your scheduling efficient.
Serving Fort Myers Beach, FL — Our Local Coverage Area
We’re based in the Fort Myers Beach 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 — Duct Repair & Sealing in Fort Myers Beach
No. Standard duct cleaning cannot remove mold that’s embedded in saturated fiberglass duct liner. The cleaning process reaches the duct interior surface, but Ian’s surge drove contamination deep into the porous liner backing. We’ve inspected dozens of Fort Myers Beach homes where previous “cleaning” left the mold colony intact — the musty smell returns within weeks. We cut out contaminated liner and replace it, then seal the system properly. Call (833) 858-4048 for an assessment — we’ll tell you honestly whether cleaning is sufficient or if you’re looking at liner replacement.
We can access most stilt-home crawl spaces, and yes, we work in those conditions regularly — it’s standard for Fort Myers Beach. Charles carries protective equipment and work platforms for sandy, tight spaces. Where access is genuinely impossible (some older homes have less than 18 inches of clearance), we may need to create a small access panel or work from the interior side. We’ll assess this during your free estimate and give you the actual approach, not a vague promise. Call (833) 858-4048 to schedule.
For Fort Myers Beach vacation rentals with 40-plus weeks of annual occupancy, we recommend duct system inspection every 18–24 months, with filter changes every 60–90 days during peak season. The sand, sunscreen particulates, and moisture from constant guest turnover load filters and duct connections faster than residential use. We’ve set up scheduled maintenance plans with several island property managers — Charles handles the inspections personally, and we coordinate around your booking calendar. Call (833) 858-4048 to discuss a maintenance schedule.
Yes, significantly faster than equivalent ductwork in Cape Coral or Fort Myers proper. Fort Myers Beach’s barrier-island position means salt-laden air penetrates attic vents and soffit gaps year-round, not just during storms. Galvanized steel joints show corrosion in 8–12 years here versus 15–20 inland. We inspect for pinhole leaks and seam separation, then seal with mastic or replace sections as needed. If your attic ducts are original to a pre-2000 home, they’re likely due for assessment regardless of visible symptoms. Call (833) 858-4048 for a free evaluation.
Not necessarily, but you need inspection, not assumption. We’ve found many Fort Myers Beach homes where the new air handler was connected to old flex duct that had pulled loose, kinked, or filled with debris during the storm. The system runs, but efficiency is poor and the new equipment works harder than it should. Charles pressure-tests the full system after any air handler replacement to verify compatibility. Sometimes it’s just resealing connections; sometimes sections need replacement. We’ll show you exactly what we find. Call (833) 858-4048 for an honest assessment.
Written by Charles Rodriguez, Owner at Pinnacle Air Duct Cleaning Service Florida, serving Fort Myers Beach since 2008.