Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Impact Windows & Doors Across North Key Largo
Impact window and door replacement in North Key Largo runs $1,800 to $4,500 per opening for most custom CBS homes, with whole-home retrofits inside Ocean Reef Club typically landing between $45,000 and $120,000 depending on glass packages and anchoring conditions. Lead times drive the calendar more than labor does: manufacturer production slots for impact-rated units run 8 to 14 weeks, so the smart move is to lock your order before the November-April season rush. Call TruePane Windows & Doors at (448) 428-7290 and we’ll walk your openings, spell out the fixed price in writing, and coordinate the Club access credentials before anything gets ordered.
We know North Key Largo the way a glazier should: salt air off Card Sound, CBS walls that fight standard anchoring, and a gate at Ocean Reef Club that reminds every contractor this is a different kind of job. Our Impact Windows & Doors team has been setting impact-rated glass on this stretch of the Keys long enough to know that the schedule starts with club credentialing, not with a truck rolling up.
Why TruePane Windows & Doors Is North Key Largo’s Preferred Impact Windows & Doors Company
Dale Kessler founded TruePane in 2008 on a rule that still governs every job: if the pane is not true, the job is not done. That standard matters more in North Key Largo than almost anywhere else in Florida. This is a market where a voided warranty on a $3,800 impact slider is not an inconvenience, it’s five figures of exposure the next time a storm tracks through. We register both manufacturer warranty layers in writing before our truck leaves the driveway. Durations are stated on paper, not promised over the phone.
Our technicians are background-checked, uniformed, and trained as apprentices and journeymen, not day labor. When they work inside an Ocean Reef Club home, they work the way they would in their own mother’s house. That’s not a slogan. It’s the standard that lets us put a workmanship guarantee behind every install for 90 days with no paperwork fights and no arguing. We stand behind it.
Live person answers the phone 24 hours a day, 7 days a week. Not a voicemail tree, not a callback form, not a regional call center. When a seasonal owner calls from Connecticut in July to check on a storm-damaged window discovered by a caretaker, someone who knows North Key Largo picks up the phone.
Key takeaways:
- Fixed pricing in writing before any glass is ordered - no change orders, no surprise line items
- Both manufacturer warranty layers registered in writing, durations stated, before the truck leaves
- Done Right Promise on every job, no fine print that covers neither
- Authorized installer for more than a dozen lines, including CGI, PGT, and ES Windows, with side-by-side quotes on paper
Our Impact Windows & Doors Services in North Key Largo
Hurricane Impact Windows
Most Ocean Reef Club homes built before 2002 still carry single-pane aluminum windows that fail Monroe County wind-load certification and would crack under flying debris during an August storm. We replace them with impact-laminated, low-E, argon-filled units certified to handle 150+ mph wind loads. The original aluminum frames on these homes are often so corroded from Card Sound salt air that we replace the full jamb anchoring, not just the sash. On a custom CBS home inside Ocean Reef Club, we replaced twenty-year-old single-pane aluminum double-hungs with fusion-welded impact-rated frames. The original jamb anchoring had corroded from decades of salt exposure, so our crew installed marine-grade stainless fasteners and fresh flashing tape before setting the new units. That work held its seal through the next season’s first squall.

Impact Sliding Glass Doors
Sliders facing Biscayne Bay take the worst of it. Salt-laden air seizes aluminum tracks, corrodes rollers, and degrades EPDM seals within a few years. We specify anodized or PVC-clad frames, stainless hardware, and impact-laminated glass rated for the 150 mph mandate. A seized slider in a seasonal home left unoccupied from May to November turns into a bigger problem: water finds the compromised seal and works into the subfloor before anyone notices. We coordinate replacement while owners are away, with photos and a written report sent before the work begins.

Impact Entry & French Doors
French doors on elevated Ocean Reef homes bind in July and leak by September. The salt air and humidity swell wood frames and corrode hinges, and a door that drags against its threshold is a door that will not seal when the next storm pushes wind-driven rain against it. We install impact-rated entry and French door systems with marine-grade hardware and fresh flashing, resetting the rough opening to square before the new unit goes in. A square deal means the door swings true on the day we leave and the day the next storm arrives.

Impact Garage Doors
Garage doors in North Key Largo are the most overlooked opening on the house. A non-impact-rated garage door that fails under wind load depressurizes the entire structure, and Monroe County code now requires impact certification for these replacements. We install reinforced impact garage door systems braced to the wind-load mandate, with stainless tracks and hardware that resist the salt air that seizes standard components. Most of these jobs are completed in a single visit.

Wind Mitigation & Code Compliance
Monroe County’s building department enforces impact certification for all replacement openings, and Ocean Reef Club’s own property management adds a credentialing layer on top of that. We handle both. Our team coordinates the club access credentials before work is scheduled, pulls permits, and schedules inspections so the paper trail is complete before the owner flies back for the season. We do the compliance work correctly the first time, because a failed wind mitigation inspection on a custom North Key Largo home means weeks of delay and another round of scheduling through the gate.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in North Key Largo
We are an authorized installer for CGI, ES Windows, and ECO Window Systems, along with more than a dozen other manufacturer lines. The brand matters less than how it is specified and set. We quote manufacturer lines side by side on paper so a homeowner sees exactly what they are buying: glass package, frame finish, anchoring hardware, and both warranty durations in writing. If you already have PGT, Andersen, or Marvin units in a North Key Largo home, we service those too. We keep common replacement hardware for the brands we install, which means faster turnaround when a seal fails or a roller binds.
Common Impact Windows & Doors Problems We See in North Key Largo Homes
- Salt corrosion on standard aluminum frames: Card Sound and Biscayne Bay air attacks aluminum within a few years, pitting the finish and seizing hardware. Homes with standard aluminum frames need marine-grade stainless fasteners and anodized or PVC-clad replacements, or the new units start degrading before the first warranty period ends.
- Fogged impact insulated glass: The salt air accelerates EPDM seal failure. We see impact insulated glass units fog between panes within three to five years on older installs, a sign the desiccant is exhausted and the unit is no longer doing its job.
- Storm damage in unoccupied seasonal homes: Owners who depart in May often return in November to find water intrusion behind compromised flashing tape that went unnoticed all summer and fall. We walk these properties with the owner or caretaker and document what failed before we propose the fix.
- Non-impact single-pane windows in older Ocean Reef homes: These fail Monroe County wind-load certification and crack under flying debris during an August storm, leaving an unoccupied interior exposed for months. Replacing them is not an upgrade, it is a code requirement.
Pricing for Impact Windows & Doors in North Key Largo, FL
A typical impact window replacement in North Key Largo runs $1,800 to $3,200 per opening for a standard CBS retrofit. Impact sliders run $4,000 to $9,000 depending on width and glass package. Impact entry doors start around $3,500 and run to $8,000 for custom fiberglass or steel with sidelites. Impact garage doors run $4,500 to $10,000. The variables that move these numbers are glass package, frame finish, anchoring condition, and whether the existing rough opening is square. We give you a fixed price in writing before any glass is ordered. Call (448) 428-7290 for a free estimate with no surprise line items and no change orders halfway through the job.
We Also Serve Cities Near North Key Largo
Our crews serve North Key Largo and the surrounding communities, including Homestead, Key Largo, Florida City, and Homestead Base. If your home sits on the mainland side of Card Sound Road or down toward the bridge, we’ll make the drive and bring the same fixed pricing and written warranty registration. Dispatch and scheduling are coordinated from our Miami (South FL) office, and crews serve North Key Largo locally.
Serving North Key Largo, FL - Our Local Coverage Area
We’re based in the North Key Largo 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 - Impact Windows & Doors in North Key Largo
Every contractor on an Ocean Reef Club job must obtain pre-approved access credentials through the club’s property management before setting foot on site, and that process can add days to a project if it is not coordinated upfront. We start the credentialing paperwork before the quote is signed, so the gate does not become the bottleneck. Call (448) 428-7290 and we’ll explain the current turnaround time for club access on your specific street.
In most cases, yes. Fog between the panes of an impact insulated glass unit means the seal has failed and the desiccant is exhausted. The glass unit itself is replaceable on some manufacturer lines without pulling the entire frame, but if the frame has corroded from salt air, a full replacement is often cheaper than rebuilding hardware and tracks piece by piece. We’ll tell you which side of that line your windows fall on, and give you the fix price in writing before we start.
Card Sound and Biscayne Bay air corrodes standard zinc and galvanized fasteners within a few years, which compromises the anchorage that keeps impact windows in the frame during a wind-load event. We use marine-grade stainless fasteners and flashing tape on every North Key Largo install, and we inspect existing jamb anchoring before setting new units. Skipping that step voids the point of impact-rated glass.
Yes. A large share of Ocean Reef Club homes sit unoccupied from May through November, and we routinely schedule replacements during those months. We coordinate access through the caretaker or property management, photograph every stage of the work, and leave a written report with both warranty registrations completed before the truck leaves. Call (448) 428-7290 before you fly out and we’ll hold a production slot for your job.
Monroe County’s building department verifies that every replacement opening carries impact-rated glazing certified to the 150+ mph wind-load mandate, that flashing and anchoring meet current code, and that the product approval number on the glass matches the permit. We pull the permit, schedule the inspection, and stand behind the result. A failed inspection is our problem to fix, not yours to chase.
If you are ready to price impact windows and doors in North Key Largo, call (448) 428-7290. We’ll give you real numbers in writing, register both warranty layers before the truck leaves, and coordinate the Ocean Reef Club access so the job moves on schedule. Free estimates, no fine print, no surprises.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving North Key Largo and the surrounding Florida Keys communities.
Six Reasons Homeowners Choose TruePane Windows & Doors
Impact systems engineered to design pressures up to +/-100, matched to your wind zone - your openings hold when the storm arrives.
Low-E insulated impact glass from our manufacturer lines commonly cuts monthly cooling bills 20-30%.
Laminated impact glass shuts out up to 40% of outside noise - traffic, neighbors, weather.
Monitoring services run $30-90 a month. Laminated impact glass resists forced entry around the clock, with no subscription.
Florida homeowners average around 25% savings on the windstorm portion of their policy after protecting every opening - some homes qualify for more.
A full impact package upgrades curb appeal, buyer confidence and appraised value in one project.



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