Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Custom Windows & Doors Across Stock Island
Custom windows and doors in Stock Island have to meet a standard most of Florida never sees. The entire island sits inside Monroe County’s High Velocity Hurricane Zone, which means every replacement opening must carry a Miami-Dade Notice of Acceptance rated for wind speeds over 180 mph. Most products sold on the mainland don’t clear that bar. Our Custom Windows & Doors team works with Stock Island homeowners and property owners every week on compliant impact-rated units, custom shapes, and architectural grilles built for salt air and storm season. If you’re pricing a replacement or planning a renovation, call (813) 320-9346 and we’ll walk you through what the code actually requires, on your street, in your house type.
Why TruePane Windows & Doors Is Stock Island’s Preferred Custom Windows & Doors Company
We’re a second-generation glazier’s shop, founded by Dale Kessler in 2008, and we’ve been doing custom glass work along the Keys and South Florida since 2008 through that craft lineage. On Stock Island specifically, our crews know the difference between a pre-Andrew CBS cottage on 5th Avenue and a newer concrete home off College Road. That matters when you’re quoting an opening size that doesn’t match any standard impact SKU.
Our technicians are background-checked and uniformed. They measure every opening twice, quote manufacturer lines side by side on paper, and register both warranty layers before the truck leaves the driveway. Every job carries the 90-Day Done Right Promise, backed by The Keystone Standard. If it’s not done right, we make it right. No paperwork fights, no arguing. Dale’s founding rule still governs every install: if the pane is not true, the job is not done.
We know Stock Island’s housing stock. We know which streets have older manufactured homes with non-standard rough openings. We know what salt spray does to aluminum frames within two or three years. That local knowledge shapes how we quote, what we specify, and how we flash and seal every opening.
Our Custom Windows & Doors Services in Stock Island
Custom Shape Windows
Arched transoms, radius corners, trapezoid openings, eyebrow windows. Stock Island’s older CBS cottages and fishing-era homes often have window shapes that don’t exist in a standard catalog. We measure the opening precisely, order or fabricate the custom unit, and install it with the same NOA-rated glazing and marine-grade hardware any rectangular window would get. A custom octagon window in a gable on 7th Avenue has to survive the same 180 mph wind load as a standard slider. We won’t install a unit that can’t.

Commercial Storefront Glazing
Stock Island’s commercial strips along US-1 and around the shrimp docks run on storefront glass that takes a beating from salt, wind, and hurricane season. We replace and install commercial storefront glazing systems rated for Monroe County HVHZ, including entry systems, transoms, and fixed lites. For property owners, we coordinate with your permit requirements and provide documented NOA compliance so the inspection passes cleanly.

Curtain Wall Systems
For larger commercial or mixed-use buildings on Stock Island, curtain wall systems have to account for wind loads that mainland engineers often underestimate at first glance. We work with your architect or structural plans, specify curtain wall components with the right pressure ratings, and install with sealant details built for salt spray. We quote manufacturer lines side by side so you see the actual performance data, not a sales summary.

Architectural Grilles & SDLs
Simulated divided lites and architectural grilles give a custom window the character of the old fishing-cottage sashes without sacrificing impact performance. On Stock Island, we build grilles into NOA-rated units so you get the traditional look and the storm rating. No add-on muntins that rattle in wind, no afterthought. We order them as integrated components within the sealed unit or as structural exterior grilles, depending on the product line and wind load.

Impact-Rated Glazing
This is the default on Stock Island. Every custom window or door replacement must meet Monroe County HVHZ standards. We specify-and-install impact-rated glazing from manufacturers whose products carry current Miami-Dade NOAs. That includes Andersen, Pella, Marvin, PGT. We’ll show you the NOA documentation for the exact unit we’re quoting. Not a similar line. Not a “comparable” product. The actual product, with the actual rating, on paper.

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 Stock Island
We’re an authorized installer for more than a dozen manufacturer lines, including Andersen, Pella, and Marvin. That authorization matters because installing a window voids a manufacturer warranty as quickly as a bad flashing job does. We register both warranty layers in writing on every Stock Island job, durations stated, before the truck leaves. If you already have Andersen or Marvin windows that need new glass, hardware, or weatherseals, we service those too. We keep common components in local stock for faster turnaround on repair work across Stock Island.
Common Custom Windows & Doors Problems We See in Stock Island Homes
- Jalousie windows that can’t be made code-compliant. Stock Island has a large number of pre-1990 homes still running louvered jalousie windows. They cannot be hurricane-rated no matter what you bolt to them. When a permit is pulled for any real renovation, those openings almost always have to come out and get replaced with NOA-approved impact units.
- Salt spray corrosion eating aluminum frames and hardware. Surrounded by tidal water on all sides, Stock Island sees salt air constantly. Standard aluminum frames and door hinges pit and corrode within a few years. Marine-grade hardware and anodized or PVC-clad frames are not an upsell here. They’re baseline if you want a window that lasts a decade.
- Non-standard rough openings in older manufactured homes. Many older manufactured homes on Stock Island have rough opening dimensions that don’t match any standard impact-window SKU. Contractors who don’t know the market will try to make a standard size work with shims and caulk. The result fails wind-load tests or leaks within two seasons. We quote custom orders or site-built bucks up front, honestly.
- Failed seals and fogged glass in non-marine-grade units. Humidity is constant here, and salt accelerates seal failure in insulated glass units that were never specified for a coastal environment. If your custom window fogs between the panes, the seal is gone, and the unit needs replacement, not cleaning.
Pricing for Custom Windows & Doors in Stock Island, FL
A custom shape window on Stock Island typically runs $900 to $2,800 per opening, depending on size, shape complexity, and whether the existing rough opening needs modification. Commercial storefront glazing starts around $75 to $150 per square foot installed, with impact-rated glass at the higher end. Curtain wall systems run $120 to $250 per square foot, driven by engineering requirements and wind-load ratings. Architectural grilles and SDLs add $150 to $500 per window depending on pattern and whether they’re internal or exterior.
The factor that moves every quote on this island is the HVHZ requirement. A cheap quote that leaves out a Miami-Dade NOA-rated unit, site-built bucks, or the permit paperwork is not cheap. It’s a failed inspection and a replacement you’ll pay for twice. Our quotes are line-item, on paper, with manufacturer names and NOA numbers. Call (813) 320-9346 for a free estimate on your specific openings. We’ll quote it honestly, the first time.
What Stock Island’s HVHZ Code Actually Requires
Stock Island sits entirely within Monroe County’s High Velocity Hurricane Zone, one of only three Florida counties with that designation. Every window and door you replace, and most you repair, must carry a Miami-Dade Notice of Acceptance rated to design wind speeds exceeding 180 mph. That’s not a suggestion from your contractor’s bid sheet. It’s the building code, enforced at permit and inspection.
What that means in practice: a compliant quote includes the NOA number for the exact product being installed, a permit application filed with Monroe County, and an inspection that passes without notes. A cheap quote leaves the NOA off the paperwork, or installs a unit rated for 150 mph because “it’s probably fine.” It’s not fine. If a storm hits and the window fails because it lacked the required rating, most insurance policies will reduce or deny the claim based on non-compliant construction.
On 5th Avenue near the shrimp docks, we replaced a row of corroded jalousie windows in a 1970s CBS cottage with NOA-approved impact-rated casement units. The original openings were non-standard, so our crew built custom site-built bucks, then flashed and sealed every jamb against salt spray before installing ViewLux impact-rated glazing with marine-grade hardware. That job had to pass Monroe County inspection. It did, because the NOAs were on file, the permit was real, and the work matched what the drawings said.
When you compare quotes on Stock Island, ask for the NOA number. Ask which county inspection office will sign off. Ask what happens if the unit fails a wind-load test. A contractor who can’t answer those three questions in writing is quoting you a mainland job on an island that doesn’t allow one.
We Also Serve Cities Near Stock Island
Our crews work throughout the Lower Keys and nearby mainland communities, including Acacia Villas, Alafaya, Altamonte Springs, and Altoona. If you’re nearby and need Custom Windows & Doors in Stock Island standards applied to your property, call us. We quote each city’s code requirements correctly, and we don’t skip the paperwork.
Serving Stock Island, FL - Our Local Coverage Area
We’re based in the Stock 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 Windows & Doors in Stock Island
Your custom windows must carry a Miami-Dade Notice of Acceptance rated to design wind speeds exceeding 180 mph. Stock Island is entirely within Monroe County’s High Velocity Hurricane Zone, one of only three Florida counties with that designation. Any unit without that rating will not pass inspection. Call (813) 320-9346 and we’ll tell you exactly which products clear the bar on your street.
No. Jalousie windows cannot be made hurricane-safe, period. Monroe County code does not treat add-on storm panels as sufficient for any permitted work on those openings. Older Stock Island homes with jalousie windows are typically required to have the entire opening replaced with NOA-approved impact units. We quote full-frame replacements for those jobs because short patches won’t pass.
Ask your contractor for the Miami-Dade NOA number for the exact product being installed, confirm the permit number with Monroe County, and make sure the final inspection is scheduled before you pay in full. We give every Stock Island customer the NOA documentation in writing, and we pull permits on every job. Your window either has the paperwork or it doesn’t. Call (813) 320-9346 if you want someone to review a quote you’ve already received.
Yes. Documented compliance with Monroe County HVHZ requirements, including NOA numbers and a passed final inspection, is evidence your insurer will recognize if you file a claim after a storm. Non-compliant windows are a fast path to a reduced settlement or a denied claim. We register both warranty layers and leave you with the NOA paperwork on every Stock Island install.
Because a large share of Stock Island’s older homes, especially manufactured homes and pre-Andrew CBS cottages, have rough opening sizes that don’t match standard impact-window SKUs. Mainlanders can pull a stock unit off the shelf. Here, the opening often has to be reframed with site-built bucks or the unit custom-ordered. We quote that work up front and do it correctly the first time.
Call TruePane for a Free Stock Island Estimate
If you need custom windows or doors on Stock Island, call (813) 320-9346. A live person answers, 24 hours a day, every day. We’ll talk through your openings, your house type, and what Monroe County actually requires. No call center, no callback form, no pressure. Just a straight answer and a free line-item estimate from a company that plans to be in town in thirty years.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving Stock Island and the Lower Keys with custom windows and doors built for Monroe County’s HVHZ code.
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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