Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Custom & Geometric Windows Across Marco Island
Custom and geometric window work on Marco Island is a different trade than it is twenty minutes inland. Salt water wraps this island on all four sides, so a radius-top arch or a ten-foot trapezoid has to be specified, fabricated, and installed for an environment that corrodes hardware on every elevation, not just the street side. We build and install custom impact windows, arched and curved windows, geometric and shaped windows, and oversized openings for Marco Island homeowners who want the opening done right the first time, with a price locked in writing before the glass is ordered. Call (239) 326-9942 to schedule a free in-home measure and a written quote.
Why TruePane Windows & Doors Is Marco Island’s Preferred Custom & Geometric Windows Company
We’ve spent enough time on Marco Island jobs to know what the island does to a window. The 1960s and 70s Deltona Corporation stock is still everywhere on the interior streets, and those original jalousie and single-pane aluminum frames were never built for Collier County’s coastal wind zone. Homeowners here remember Hurricane Irma’s near-direct hit in 2017, and they remember which contractors returned calls afterward. We did. Dale Kessler founded TruePane in 2008 on a rule that names the company: if the pane is not true, the job is not done. For Marco Island customers, that means a background-checked, uniformed technician measures every rough opening twice, prices manufacturer lines side by side on paper, and registers both warranty layers before the truck leaves your driveway.
We are not the cheapest bid on Marco Island, and we don’t intend to be. We’re the company homeowners call when they want the arched window over the entry to still operate smoothly in ten years, when the canal-facing hardware on a geometric window needs to hold up to salt air that eats standard aluminum in half the time it does in Naples. Our Custom & Geometric Windows team treats a curved opening on Marco Island as a structural and corrosion problem to solve, not a stock unit to drop in. Dispatch and scheduling run through our South Florida office, and our crews serve Marco Island locally, so you’re never handed off to a regional call center. A live person answers the phone every time you call.
Our Custom & Geometric Windows Services in Marco Island
Custom Impact Windows
Every permitted window replacement on Marco Island must carry impact-rated glazing or shutters, and a custom opening doesn’t get a pass on that requirement. We fabricate impact-rated custom windows with Miami-Dade NOA laminated glass, matched to the design pressure the opening actually sees. On older Deltona homes, the masonry rough opening often needs structural reinforcement before a large-missile-rated custom sash can be installed, and we handle that in-house rather than punting it to a second contractor.

Geometric & Shaped Windows
Triangles, trapezoids, octagons, parallelograms. We build them all for Marco Island homes, and we spec the hardware for the actual exposure. A geometric window on a canal-front lot off Bald Eagle Drive corrodes on the back elevation just as fast as the front, because the canal system wraps behind most homes while Gulf breezes hit the street side. There is no sheltered rear exposure on this island. We order stainless hardware and marine-rated components where a mainland shop might quote standard aluminum and guarantee a callback.

Arched & Curved Windows
Arched and curved impact windows are long-lead items, and that’s the honest truth of the schedule. Custom fabrication for radius-top and full-arch units runs four to six weeks, and installation labor is the short part of the job once the glass shows up. We tell Marco Island homeowners this up front so the final inspection doesn’t stall because the glass wasn’t ordered in time. We recently fabricated and installed a radius-top arched custom impact window for a 1960s Deltona CBS ranch on a canal-front lot. The original single-pane aluminum jalousie frames had corroded past re-glazing, so our crew replaced the opening with an ES Windows arched unit, Miami-Dade NOA laminated glass, stainless hardware. Four years later, the sill pan, jamb, and hardware all still operate without the marine pitting we typically find on three other elevations. That’s what sizing every component for the salt load of this specific barrier island gets you.

Oversized Openings
Oversized openings on Marco Island are where design pressure gets real. A ten-foot by eight-foot custom impact window on a Gulf-facing elevation sees wind loads that a standard 3-0 by 5-0 unit never will, and the original 1960s masonry rough openings underneath those older homes were not framed with that in mind. We reinforce as needed, engineer the opening to the wind zone, and install units rated for the actual design pressure, never above +/-100 PSF, and never with a rating we can’t document.

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 Marco Island
TruePane is an authorized installer for more than a dozen manufacturer lines, and on Marco Island we work most often with PGT, ES Windows, and Mr-Glass for custom and geometric impact work. That matters because a custom arched unit from PGT is a made-to-order piece of glass, not a stock SKU pulled from a warehouse. We quote manufacturer lines side by side on paper so you see exactly what you’re buying, and we register both warranty layers in writing before the truck leaves your driveway. We stand behind the work, the warranty, and the promise, in writing.
Common Custom & Geometric Windows Problems We See in Marco Island Homes
- Corroded hardware on all four elevations. The canal system wraps behind most Marco Island homes while Gulf breezes hit the street side, so hinges, locks, and sill pans on a custom geometric window corrode on the back side just as fast as the front. Standard aluminum hardware won’t hold up, and the callback comes within a few years.
- Non-compliant original jalousie and single-pane aluminum frames. The Deltona Corporation era homes from the 1960s and 70s still fill the island’s interior streets, and their original windows fall far short of current Florida Building Code wind-load requirements. Retrofitting those openings for impact-rated custom glass often means reinforcing the masonry rough opening first.
- Under-specified design pressure on curved and oversized openings. A large-radius arch or a ten-foot trapezoid on a Gulf-facing elevation sees wind loads that a standard rectangular unit doesn’t. We see jobs where a previous bid quoted a unit without matching the design pressure to the opening, and the homeowner is left with a window that passes inspection but shouldn’t have.
- Wrong SHGC on western Gulf-facing custom glass. A low-E insulated unit with the wrong solar heat gain coefficient on a western exposure will leave the room glare-hot and uncomfortable even though the window is impact-rated. We spec glass coatings to the actual exposure, not to a generic Florida default.
Pricing for Custom & Geometric Windows in Marco Island, FL
Custom and geometric impact windows on Marco Island run higher than mainland pricing because the glass itself is made to order, the hardware has to be marine-rated, and the design pressure requirements are stricter in Collier County’s coastal wind zone. A typical custom impact window in standard sizes runs $800 to $1,500 per unit installed. Arched and geometric shapes run $2,500 to $5,000 per opening, and an oversized impact-rated custom window on a Gulf-facing elevation can push past that upper range. Whole-home custom impact packages in Marco Island generally run $8,000 to $25,000 or more depending on opening count, floor height, and how much structural reinforcement the existing rough openings need. The free in-home measure and written quote is the only way to get an exact number, and it costs you nothing. Call (239) 326-9942.
What Custom & Geometric Windows Costs in Marco Island
Here’s the honest breakdown on Marco Island custom window costs. Impact windows in standard sizes run $800 to $1,500 per window installed. Impact single-hung units run $900 to $1,800. Large or custom openings, meaning arches, radius tops, trapezoids, or anything over roughly 5 feet by 5 feet, run $2,500 to $5,000 installed. Whole-home packages run $8,000 to $25,000 and up. What moves the price on this island more than any mainland factor is the wind zone. Collier County’s coastal design wind speeds require impact-rated or shuttered openings on every permitted window and door replacement island-wide, and the design pressure rating on a curved or oversized opening has to match the actual exposure. Floor height changes the calculation. So does frame material. A custom arched window in aluminum is one price; the same arch in a thermally broken or wood-clad frame is another. We lock the price in writing before we order the glass, and that number doesn’t move once work starts unless you change the scope. That’s the square deal we’ve built the company on. Call (239) 326-9942 to schedule a free in-home measure.
Florida Pays You Back
Marco Island homeowners replacing original single-pane windows with impact-rated custom units are stacking several incentive programs at once. The My Safe Florida Home program offers matching grants up to $10,000 for qualifying wind-mitigation upgrades, and custom impact windows count. Florida also exempts impact-resistant windows and doors from sales tax. On the federal side, the 25C energy credit returns 30% of the product cost, up to $600 per year, on qualifying units. After a wind-mitigation inspection, which runs $75 to $150, Marco Island homeowners typically see windstorm premium credits averaging around 25% on the windstorm portion of their policy. The exact numbers come from your insurer and the program administrators, not from us, and we won’t quote a credit we can’t guarantee. What we can guarantee is that every custom impact unit we install carries Miami-Dade NOA or Florida Product Approval documentation matched to the opening, with design pressures stated in PSF and never exceeding +/-100. If you’re weighing impact windows against hanging hurricane shutters, the difference is simple: a custom impact window is permanent protection already in place when the storm arrives. No panels to store, no hardware to deploy in the dark, no wind-borne debris test you have to pass under stress. That comparison matters on Marco Island, where Irma’s near-direct hit in 2017 is still fresh for a lot of homeowners.
We Also Serve Cities Near Marco Island
Our crews serve Marco Island directly, and we also cover custom and geometric window work in Goodland, Naples, Immokalee, and Bonita Springs. If you’re on the island or just off it, the same crew, the same written quote, and the same 90-Day Done Right Promise applies. Call (239) 326-9942 and a live person answers.
Serving Marco Island, FL - Our Local Coverage Area
We’re based in the Marco Island 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 - Custom & Geometric Windows in Marco Island
Yes. Every permitted window replacement on Marco Island, regardless of shape, must carry impact-rated glazing or an approved shutter system. An arched or geometric window is a made-to-order piece of impact glass, and it has to meet the same Florida Building Code wind-load requirements as a standard rectangular unit. The design pressure has to match the actual opening, and the Miami-Dade NOA documentation has to follow the unit. Call (239) 326-9942 and we’ll walk you through what your specific opening requires.
We specify stainless and marine-rated hardware on every elevation, not just the street side, because Marco Island’s canal system wraps behind most homes while Gulf breezes hit the front, and there is no sheltered rear exposure on this island. Standard aluminum hardware corrodes measurably faster here than in East Naples or Goodland, and the callback is a hardware swap inside a few years. We size every component for the salt load this specific barrier island throws at it. Call (239) 326-9942 for a free in-home measure and a quote that accounts for your actual exposure.
Because the original masonry rough openings on 1960s and 70s Deltona homes were not framed for modern impact-rated custom sashes, and many of them need structural reinforcement before the new window can be installed. Add in the four to six week fabrication lead time for custom arched or geometric impact glass, and the schedule on an older Marco Island home runs longer than on a new build where the opening was engineered for the window from the start. The lead time on the glass, not the installation labor, sets the calendar. Call (239) 326-9942 and we’ll give you an honest timeline for your specific opening.
Yes, when the glass is spec’d to the actual exposure. An impact-rated custom window with the right low-E coating and the correct solar heat gain coefficient for a western Gulf-facing opening will cut heat gain and reduce the cooling load in that room. The key is matching the SHGC to the exposure, because a western-facing custom window with the wrong glass will be glare-hot and uncomfortable even though it’s impact-rated. Call (239) 326-9942 to get a quote with glass options matched to your specific elevations.
We can’t reproduce the jalousie mechanism itself, which was an aluminum louvered window that leaks air and fails impact standards outright. What we can do is build a custom geometric or arched window in the same rough opening with a slim frame profile and glass configuration that preserves the mid-century sightlines while meeting current Florida Building Code impact requirements. The opening gets reinforced where it needs it, the new window gets rated for the wind zone, and the original character of the home stays intact. Call (239) 326-9942 for a free in-home measure and we’ll show you options in person.
Contact TruePane Windows & Doors in Marco Island
If you’re on Marco Island and you have a custom window, an arched opening, or an oversized geometric run that needs to be done right, call (239) 326-9942. A live person answers, 24 hours a day, 7 days a week. We’ll schedule a free in-home measure, quote manufacturer lines side by side in writing, and give you a price that doesn’t move once work starts. If the pane is not true, the job is not done, and we stand behind that on every opening we touch in Marco Island.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving Marco Island since 2008.
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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