Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Sliding & Patio Doors Across Key Colony Beach
A sliding patio door replacement in Key Colony Beach typically runs $2,400 to $6,800 for a standard impact-rated unit installed, and most jobs are completed in a single visit once the door is ordered. Every replacement here must meet Monroe County’s 180-mph design wind speed code, which means a Miami-Dade or Florida Product Approval-certified impact door, no exceptions. TruePane Windows & Doors has been installing impact-rated sliding and patio doors on Key Colony Beach canal homes long enough to know what is behind the drywall before we open it. Call (813) 320-9346 for a free estimate, and a live person answers.
Why TruePane Windows & Doors Is Key Colony Beach’s Preferred Sliding & Patio Doors Company
Dale Kessler founded TruePane in 2008 on a rule that still hangs in the shop: if the pane is not true, the job is not done. We are not a franchise operation running crews through the Keys on a schedule written in a regional office. Our technicians know that a sliding door on Key Colony Beach is never just a sliding door. It is a salt-water barrier, a hurricane line of defense, and the most-used opening in a home that sits on a canal grid where the wind comes from every direction. Our work in Key Colony Beach has taught us that older CBS homes from the 50s, 60s, and 70s hide rough openings that are rarely square and headers that were undersized the day they were framed.
We dispatch scheduling from our South Florida office, with crews serving Key Colony Beach locally. That means shorter drive times, faster response when a door binds or a handle seizes, and technicians who know the difference between a home off Marlin Drive and one on Coco Plum Drive. We register both manufacturer warranty layers in writing before our truck leaves your driveway, and every job carries the 90-Day Done Right Promise. If it is not done right, we make it right. No paperwork fights, no fine print, no arguing.
Our Sliding & Patio Doors Services in Key Colony Beach
Our Sliding & Patio Doors team handles replacement, new installation, and service work across Key Colony Beach. Here is what we do most often in this city.
Patio Sliding Doors
Patio sliding doors on Key Colony Beach are typically originals from the 1960s or 1970s: single-pane aluminum units with tired rollers and weatherstripping that gave up a decade ago. We replace them with impact-rated units carrying Miami-Dade or Florida Product Approval certification, set into reframed openings when the existing frame has corroded into the surrounding block. In Key Colony Beach, the standard order is a marine-grade aluminum or vinyl impact sliding door with fused-welded frame corners and stainless steel rollers.

Panoramic Sliding Systems
Some Key Colony Beach homeowners want more glass and fewer vertical mullions, especially those with canal views worth preserving. Panoramic sliding systems use multi-panel stacking doors that open a wall rather than a doorway. These systems run heavier glass lites, which means the header and sill framing matter even more here, where salt air has been working on the structure for fifty or sixty years. We check the rough opening before we quote so the price on paper matches the work we actually do.

Heavy-Duty Sliding Doors
Heavy-duty sliding doors serve Key Colony Beach homes that take direct exposure, whether that is open water on the Atlantic side or constant ground-level salt mist off the canals. These units use reinforced frames, thicker laminated glass, and hardware rated for cycles far beyond what a standard residential door will see. On canal-side homes, we recommend marine-grade stainless steel hardware as a baseline, not an upgrade, because the corrosion timeline here is measured in years, not decades.

Pocket & Barn Doors
Not every home on Key Colony Beach can give up wall space for a swing door, and some floor plans from the original 1950s buildout were tight to begin with. Pocket sliding doors tuck into the wall, and barn-style doors ride on exposed track, both of which work well in smaller rooms and laundry or utility areas. We size both to the actual wall cavity and chase dimensions, which on older local homes sometimes means reframing the pocket opening to square. The same 180-mph impact requirement applies when these doors are part of the exterior envelope, and we spec them accordingly.

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 Key Colony Beach
We are an authorized installer for PGT, CGI, and Simonton, among more than a dozen manufacturer lines. That matters in Key Colony Beach because these three manufacturers build impact-rated sliding and patio doors that are already approved for Monroe County’s 180-mph design wind speed, which means the product approval paperwork clears the permit desk without back-and-forth. We stock common replacement parts for PGT and CGI units locally, so a worn roller or a pitted lock can often be swapped the same week rather than shipped from a mainland distributor. When we quote a door, we put the manufacturer lines side by side on paper so you see exactly what you are buying, including the warranty durations stated in writing.
Common Sliding & Patio Doors Problems We See in Key Colony Beach Homes
- Seized lower locks and corroded thresholds before hurricane season. Constant salt mist at ground level on interior canal streets attacks door hardware just as hard as it does on open-water lots. We regularly get calls in May and June from Key Colony Beach owners who tried to secure their sliding door for the first time all year and found the lock frozen solid.
- Original jalousie and single-pane patio doors that fail the 180-mph impact requirement. The 1950s through 1970s housing stock on Key Colony Beach still holds plenty of original louvered jalousie windows and non-impact sliding doors. Every one of them fails Monroe County’s current replacement code, and opening the wall for the door replacement often reveals what else is out of compliance.
- Rough openings out of square and undersized headers. Older CBS construction on Key Colony Beach was not framed for today’s impact-rated laminated glass, which is heavier. We open the wall and measure before we order the door, and we reframe to code when the header is not deep enough to carry the new load.
- Cloudy or fogged glass between the panes. Salt air works on seals over time, and once the desiccant inside an insulated glass unit is saturated, the glass fogs permanently. On Key Colony Beach, a fogged sliding door panel usually means replacing the panel with an impact-rated unit that meets current code, not just swapping glass into the old non-impact frame.
Pricing for Sliding & Patio Doors in Key Colony Beach, FL
A typical impact-rated patio sliding door in Key Colony Beach runs $2,400 to $4,900 installed, depending on size, manufacturer, and how much reframing the opening requires. Panoramic sliding systems with multiple stacking panels start around $7,500 and can reach $14,000 for larger openings with heavier glass. Heavy-duty sliding doors land between $4,000 and $8,000. The biggest swing factor locally is not the door itself, it is what we find when we open the wall: corroded jambs, undersized headers, outdated wiring, and failed waterproofing that the permit triggers a fix for. That is why our contract includes a written allowance for opening the jamb and a line item for code-required repairs, priced and approved in writing before we touch anything. Call (813) 320-9346 for a free estimate. And yes, we will put the number on paper before you decide.
Opening up an older Key Colony Beach home is the single biggest reason a sliding door quote moves. Here is how we handle it: we inspect the rough opening first, we write allowances into the contract so you see the honest price range, and any surprise we find is priced and approved by you in writing before our crew touches it. We do not open a wall and then hand you a change order with a shrug. That is not how a square deal works.
We Also Serve Cities Near Key Colony Beach
Our Sliding & Patio Doors in Key Colony Beach crew also covers Marathon, Big Pine Key, Tavernier, and Key Largo. If you are in one of those communities and need an impact-rated sliding door replaced or serviced, the same team handles the work with the same standards. Call (813) 320-9346 and we will send a technician who knows the Keys, not just a map of them.
Serving Key Colony Beach, FL - Our Local Coverage Area
We’re based in the Key Colony 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 - Sliding & Patio Doors in Key Colony Beach
Monroe County code requires a 180-mph design wind speed rating on all replacement windows and doors, without exception for interior canal lots. That means every replacement sliding door in Key Colony Beach must carry Miami-Dade or Florida Product Approval certification, regardless of whether the home faces open water, a canal, or an inland street. The canal-side streets generate the same constant salt mist at ground level as oceanfront lots, so the durability case matches the code case. Call (813) 320-9346 and we will quote the specific impact-rated door your opening needs.
Yes, if the door itself is solid and impact-rated, replacing the handle and lock is a same-visit repair, and marine-grade stainless steel hardware is what we will install on any Key Colony Beach door. If the door is a single-pane non-impact unit from the 1960s or 1970s, the rusted hardware is usually a sign that the frame and threshold are next, and the whole unit may be nearing replacement. Call (813) 320-9346 and we will tell you straight which situation you are in.
We stop work, we document what we found, and we price the required repair in writing before we proceed. On a canal-front home off Marlin Drive, we opened a wall for a slider replacement and found a header that was undersized the day it was framed, plus salt air leaking through old jalousie windows into the wall cavity. Our contract already had a written allowance for opening the jamb, so the reframing and butyl-tape flashing were priced and approved by the homeowner before our crew touched the framing. That is the only way we work: inspection first, written approval before any extra work. Call (813) 320-9346 if you want a free estimate on a job where the surprises are priced before they happen.
Yes, and for many Key Colony Beach homes this is the smartest sequence. The jalousie windows and the old sliding door both fail current impact code, and the wall between them is often load-bearing CBS that we need to assess anyway. We can reframe the opening, pull out the jalousies, set a new header, and install a multi-panel panoramic sliding system that gives you the canal view the original builder blocked with vertical mullions. This is a larger job, usually $9,000 to $16,000 depending on opening width and glass package. Call (813) 320-9346 for a written line-item quote.
The insulated glass unit has lost its seal. On Key Colony Beach, years of salt-laden air and sun exposure break down the sealant, and once the seal fails, moisture gets in and condenses between the panes permanently. There is no repair for a failed seal; the glass panel gets replaced. If the door is an older non-impact unit, code requires the replacement panel and frame to be impact-rated, which usually means a full door replacement. Call (813) 320-9346 and we will measure and quote the right panel or door for your opening.
Call TruePane Windows & Doors for Sliding & Patio Doors in Key Colony Beach
If you live in Key Colony Beach and your sliding door is binding, corroded, fogged, or just old enough to vote, call (813) 320-9346 for a free estimate. Dale Kessler and the TruePane team have been doing this work long enough to know what is behind your wall before we open it, and we price every job with the surprises written into the contract, approved in writing before we touch a thing. Both warranty layers registered, durations stated, 90-Day Done Right Promise on every job. A live person answers the phone, and we will be there when we say.
Written by Dale Kessler, Owner of TruePane Windows & Doors.
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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