Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Window Replacement Across Gulfport
Window replacement in Gulfport usually runs $600-$1,400 per opening for a standard impact-rated insert, and $1,100-$2,600 for a full frame replacement when the old jalousie comes out and the opening needs rebuilding. Most of the calls we take from Gulfport homeowners start the same way: an insurance renewal letter from Pinellas County Citizens or a private carrier flags the original jalousie windows, and the homeowner needs a licensed contractor who can get the work done before the policy lapses. We know this housing stock. We know Boca Ciega Bay salt air and what it does to aluminum frames. And we answer the phone when you call: (954) 280-4413.
Why TruePane Windows & Doors Is Gulfport’s Preferred Window Replacement Company
TruePane has been putting windows into Florida homes since 2008, and Gulfport’s older cottages are exactly the kind of work we were built for. Dale Kessler founded this company in 2008 with a rule that still governs every install: if the pane is not true, the job is not done. That means our technicians measure every opening twice, write your manufacturer quote side by side on paper, and register both warranty layers before the truck leaves your driveway. No exceptions.
What that looks like on a Gulfport job: a background-checked, uniformed crew shows up when we said they would, and they treat your 1952 CBS bungalow the way they would treat their own mother’s house. Our customers in Gulfport call us back when a neighbor gets the same insurance letter. That’s the reputation we want, and it’s the one we’ve earned. We also keep the work local: dispatch and scheduling run from our South Florida office, but the crews who show up in Gulfport work this area regularly. They know the streets, the lot sizes, and the rough-opening problems that come standard on pre-1970 construction.
Our Window Replacement Services in Gulfport
Full Frame Replacement
When a jalousie window comes out of a Gulfport cottage, what’s left behind is rarely a clean opening. Full frame replacement means removing the old frame, inspecting the rough opening, and building the new unit correctly from the stud or block out. In Gulfport, this is the job we recommend for most original jalousie conversions, because the shallow rough openings and salt-eaten lintels on these older homes usually can’t accept a standard insert without corner-cutting. The result is a window that’s strapped, flashed, and impact-rated to current Florida Building Code, not just one that looks new from the curb.

Insert Window Replacement
If your existing frame is square, sound, and deep enough, an insert replacement fits a new window inside the old frame. It’s less invasive and usually less expensive. But in Gulfport, we inspect before we quote an insert. Salt corrosion can hollow out a frame that still looks serviceable from the living room, and installing a new window into a compromised frame just means paying twice. When the frame passes inspection, an insert replacement keeps your interior trim intact and gets the job done in a single visit for most openings.

Storm Window Replacement
Gulfport sits directly on Boca Ciega Bay, inside Pinellas County’s wind-borne debris region. That is not a marketing detail; it is a building-code mandate. Storm window replacement here means impact-rated glazing that will hold against wind-driven debris and meet the opening-protection credit your insurer is asking for. We quote PGT and CGI lines side by side on paper so you can see exactly what you’re buying and what the wind-load rating actually covers. A jalousie window fails a wind mitigation inspection automatically. An impact-rated unit with proper anchoring does not.

Energy-Efficient Upgrade
Older Gulfport homes lose conditioned air through single-pane jalousies and worn aluminum frames, and the salt air compounds the problem by degrading seals and hardware faster than even a few miles inland. When we upgrade a home to impact-rated, low-E insulated glass, the windstorm insurance box gets checked and the electric bill drops in the same month. We help you choose the glass package that makes sense for a west-facing cottage versus a shaded lot on a brick side street, and we put the numbers in writing before any window is ordered.

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 Gulfport
TruePane is an authorized installer for more than a dozen manufacturer lines, including, PGT, CGI, and ES Windows. For Gulfport work in particular, we lean on PGT and CGI for impact-rated units that are engineered for coastal, wind-borne debris regions like Pinellas County, and we stock local replacement parts for common Gulfport failures: jalousie operators, corroded hardware, and sash balances. When you call (954) 280-4413, we can tell you which manufacturers are available for your opening size and what the lead times look like before you commit.
Common Window Replacement Problems We See in Gulfport Homes
- Insurance-flagged jalousies. Gulfport’s 1940s-1960s cottages were built with jalousie windows as standard. They ventilate well. They also automatically fail Pinellas County wind mitigation inspections, which is why most of our Gulfport calls begin with an insurance renewal letter, not a storm. The homeowner isn’t replacing a broken window; they’re replacing a failed inspection finding before the policy term ends.
- Shallow rough openings. On 54th Street South, our crew pulled a salt-corroded aluminum jalousie from a 1952 CBS bungalow and found the original rough opening was only 2¾ inches deep, too shallow for a standard impact-rated frame. We scanned the jamb, wrote the upcharge for a custom-depth fusion-welded frame and flashing tape detail into a change order, and had the owner approve it in writing before we cut anything. That’s the norm on Gulfport jalousie conversions, not the exception.
- Salt-eaten steel lintels. Decades of salt-laden air off Boca Ciega Bay oxidize aluminum frames and corrode the steel above them. When we remove an old frame and find the lintel failing, the load above the opening has to be re-supported before the new impact unit goes in. That’s the kind of discovery a permit triggers, and the kind a contractor either prices for or hides from you.
- Unpermitted past work. A homeowner in Gulfport occasionally finds that a previous owner swapped a window without pulling a permit. No header, missing flashing tape, or a unit that was never strapped to the CBS. When the new permit is pulled for the replacement, the inspector flags the old violation, and the job now includes correcting it. We tell you before we cut. That’s the standard.
Pricing for Window Replacement in Gulfport, FL
A standard insert replacement in Gulfport runs $600-$1,400 per opening, depending on size, glass package, and whether impact rating is required, which it almost always is on pre-1970 construction near the water. Full frame replacement runs $1,100-$2,600 per opening, and that range accounts for the custom frame depths, flashing work, and lintel repairs that older Gulfport cottages commonly need once the wall is open. Historic window restoration on Gulfport’s original wood-framed windows runs $850-$2,200 per unit, depending on condition and whether the sash needs dismantling and epoxy repair. If the opening needs custom-depth framing or a new header, that gets priced in writing and approved by you before we cut anything. We do not hide change orders and we do not surprise you at the end. Call (954) 280-4413 for a free estimate on your specific openings.
We Also Serve Cities Near Gulfport
Our crews work Gulfport regularly, and they also cover Gulfport neighbors like Acacia Villas, Alafaya, Altamonte Springs, and Altoona. If you’re just outside the Gulfport city line, the same team that knows your jalousie stock and your insurance requirements is the team you’ll get. For more on what a full Window Replacement looks like on Florida cottages, see our service page. Then call us at (954) 280-4413.
Serving Gulfport, FL - Our Local Coverage Area
We’re based in the Gulfport 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 - Window Replacement in Gulfport
Your jalousie windows were flagged because they automatically fail the ‘opening protection’ credit in Pinellas County wind mitigation inspections, and Gulfport’s dense concentration of 1940s-1960s cottages with original jalousies means carriers see this finding constantly. Citizens and private insurers require wind mitigation documentation before binding or renewing policies on older Gulfport homes, and a jalousie cannot meet the current Florida Building Code wind-load requirement no matter how well it’s maintained. The fix is impact-rated replacement windows that are properly strapped and anchored to your CBS walls. Call (954) 280-4413 for an exact quote. Estimates are free.
Yes, in most Gulfport cottages built before 1970, the rough opening behind a jalousie window is often less than three inches deep, which is too shallow for a standard impact-rated insert frame. When that’s the case, we either build the opening out or order a custom-depth fusion-welded frame, and either way, it becomes a full frame replacement, not an insert. We measure and scan the opening first, then put the exact approach and price in writing before any cutting happens. Call (954) 280-4413 and we’ll tell you what your openings can actually take.
Look for fogging or condensation between the panes of double-pane glass, white oxidation crusting on aluminum frames, and hardware that binds or flakes when you crank a jalousie. Gulfport’s constant salt-laden air off Boca Ciega Bay accelerates all three, and a window that looks intact from inside may have a dead seal and a corroded frame that’s already past repair. If you’re seeing fog or flaking, call (954) 280-4413. We’ll tell you whether repair or replacement is the honest answer, and the estimate is free.
Yes, window replacement in Gulfport requires a permit, and when that permit is pulled on an older home, it triggers inspection of the opening for strapping, headers, and flashing that previous unpermitted work may have never had. The inspector checks that the new impact-rated unit is properly anchored to the CBS and that the load above the opening is supported. If we find unpermitted work or a rotted header once the wall is open, that gets priced in writing and approved by you before we correct it. Call (954) 280-4413 for a free estimate and we’ll walk you through the permit path on your specific house.
We stop cutting and we call you. Any surprise behind the wall gets photographed, explained, and priced as a written change order, and we do not continue until you approve it in writing. On Gulfport’s older homes, the common discoveries are salt-eaten lintels that must be re-supported, missing flashing tape, or windows that were never strapped to the CBS, and all of those become code-mandated corrections once the permit is open. The Done Right Promise covers our workmanship, but the pricing conversation happens before the work, not after. Call (954) 280-4413 to schedule your free estimate.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving Gulfport 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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