Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Sliding Glass & Patio Doors Across Iona
Sliding glass and patio door replacement in Iona typically runs $2,800 to $6,500 for a standard 6-foot impact-rated unit installed, with larger multi-panel openings landing between $6,000 and $12,000. Most Iona homeowners get a same-week measure and a written line-item quote within 24 hours of calling. If your slider is original to a pre-1994 CBS ranch along McGregor Boulevard, you’re likely facing a full-frame tear-out, not a pocket replacement, and we’ll walk you through exactly what that means before you spend a dime. Call (239) 453-7751 and a live person answers, day or night.
We’re Sliding Glass & Patio Doors specialists, and we know Iona’s housing stock down to the block. The double-salt exposure from the Caloosahatchee River and Gulf tidal air eats aluminum frames faster here than almost anywhere else in Lee County. That’s not a sales line. It’s what we see on every third service call we run through this corridor.
Why Winslow Windows & Doors Is Iona’s Preferred Sliding Glass & Patio Doors Company
Ed Winslow put his name on this business in 2011, and that name is on every job we do in Iona. We’re not a franchise with a rotating crew roster. Our technicians are background-checked, uniformed, and they know this community because they work it every week. Homeowners along McGregor Boulevard, in the Whiskey Creek and Iona Gardens neighborhoods, and out toward the Sanibel Causeway approach all deal with the same coastal reality: salt, humidity, and a building department that hasn’t loosened up since Hurricane Ian.
We carry that local knowledge into every quote. When a Lee County inspector requires Miami-Dade NOA documentation on a slider unit, we already know before we show up. That’s the difference between a permit that clears on the first submission and a job that stalls for three weeks waiting on paperwork. Ed’s name is on the door and on every job we do. A neighbor you can call at 2 a.m. and someone will actually answer.
Our Iona customers get the full-standing deal that every Winslow customer gets, no fine print. $40 off any repair over $200. A free second opinion on any written estimate. No trip charge inside Lee County. And a permanent 10% discount for seniors and veterans. Those aren’t seasonal promotions. They’ve been our policy since the beginning.
Our Sliding Glass & Patio Doors Services in Iona
Iona’s housing stock is specific: 1970s through 1990s single-story CBS ranches, many still carrying original single-pane aluminum sliders installed before Florida’s post-Hurricane Andrew 1994 code overhaul. That shapes what we do here more than any brochure ever will.
Impact-Rated Sliding Glass Patio Doors with Miami-Dade NOA
This is the service that matters most in Iona right now. Lee County’s post-Ian enforcement posture means inspectors in coastal CDP zones are requiring Miami-Dade NOA documentation on the unit itself, not just a Florida Statewide Approval. Iona sits squarely in that enforcement zone. We stock and install PGT and CGI impact sliders that carry both Florida Product Approval and Miami-Dade NOA, so your permit doesn’t stall on a paperwork technicality. Design pressures are matched to the opening, never above +/-100 PSF, and we never label a wind speed as a design pressure.

Full-Frame Replacement for Pre-1994 Aluminum Sliders
If your Iona home still has its original aluminum slider, a pocket replacement won’t pass current HVHZ code. The old frames don’t have the structural backbone for large-missile impact ratings. We do full-frame tear-outs: remove the old unit to the rough opening, install a new buck and flashing system, and set the impact-rated frame properly. This is the dominant job type along the McGregor Boulevard corridor, and we’ve done enough of them in Iona to quote accurately from the first measure.

Low-E Insulated Glass Upgrades for Coastal Salt Exposure
Iona’s double-salt air wrecks aluminum frames, but it also beats on glass coatings. Older single-pane sliders have SHGC values above 0.80, which means your AC is fighting the sun all summer. We upgrade to insulated laminated Low-E units that cut solar heat gain by more than half. For homes near the estuary, that’s real money off the FPL bill every month, not a marketing number.

Slider Track and Roller Service for Iona Homes
Not every slider needs full replacement. If your 2000s-era aluminum frame is still square but the track is binding or the rollers are shot, we can often rebuild the hardware and replace weatherstripping for $350 to $850, depending on the unit. Salt spalling on the jamb is the tell. If we see deep pitting or flaking aluminum, we’ll tell you honestly that repair money is better spent on replacement. Ed’s promise: if it’s not done right, we make it right. No weasel clauses.

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 Iona
We install PGT, CGI, and Therma-Tru sliding glass doors, and we’re authorized installers for all eight brands in our lineup, including ViewLux for coastal contemporary designs. For Iona specifically, PGT’s 570 series vinyl impact slider is the workhorse: it carries Miami-Dade NOA, handles the wind zone along Iona’s coastal corridor, and the vinyl frame shrugs off the salt spray that destroys aluminum. CGI’s Estate Collection is our go-to for larger openings where homeowners want a heavier aluminum look without corrosion worries. Because we stock common PGT and CGI parts locally, we can turn around hardware and weatherstripping repairs in Iona faster than a company running parts out of Orlando. Upfront pricing. No surprises on the invoice.
Common Sliding Glass & Patio Doors Problems We See in Iona Homes
- Aluminum frame spalling from double-salt exposure. The Caloosahatchee estuary to the north and Gulf tidal air to the west mean Iona frames oxidize faster than inland Lee County. We regularly see 15- to 20-year-old aluminum sliders with jamb and sash pitting deep enough to compromise the weatherstripping channel.
- Failed weatherstripping on mid-2000s sliders. Same salt load, different symptom. Seals dry out, crack, and let air and water past. Post-Ian building inspections catch this, and it fails the inspection. We replace seals as a repair when the frame is sound, but we’re honest when it isn’t.
- Original single-pane sliders on pre-1994 CBS ranches. These units can’t meet current HVHZ large-missile impact ratings without a full-frame tear-out. If you’re in Whiskey Creek or along McGregor, chances are this is your unit.
- Binding tracks from hurricane debris and salt grit. Ian left a lot of fine particulate in the air and in the tracks. Salt grit accelerates roller wear. We clean, lubricate, and replace rollers as a same-visit fix when the frame is still viable.
Pricing for Sliding Glass & Patio Doors in Iona, FL
Here’s straight talk on what Iona homeowners actually pay. A standard 72×80 impact-rated vinyl slider with Miami-Dade NOA, installed with full permit, runs $3,200 to $5,800 depending on finish package and whether we’re doing a pocket replacement or a full-frame tear-out. A three-panel 12-foot opening runs $7,000 to $11,500. Add Low-E laminated glass and you’re looking at $400 to $900 more per panel. Full-frame tear-outs on pre-1994 ranches add $1,200 to $2,400 because of demolition, new bucking, and stucco repair around the opening. We give you a written quote before any work starts, and that number doesn’t move unless we uncover something structural behind the wall, which we’ll show you in photos before we touch it. Call (239) 453-7751 to schedule your free in-home measure.
What Sliding Glass & Patio Doors Costs in Iona
Let’s anchor the numbers. Impact windows in Lee County generally run $800 to $1,500 per window installed. An impact single-hung runs $900 to $1,800. Large or custom openings, like a 16-foot stacking slider in a Gulf-view living room, land between $2,500 and $5,000 per unit. Whole-home packages, which is what most Iona homeowners do after Ian, run $8,000 to $25,000 and up depending on opening count and wind zone. What moves the price in Iona specifically: floor height (second-story units cost more for installation), wind zone (Iona’s coastal corridor pushes design pressures up), and whether you’re in a pocket-replacement or full-frame scenario. Frame material matters too. Vinyl handles salt better and costs less; aluminum with a marine finish costs more but some HOAs and architectural styles demand it. We do a free in-home measure and hand you a written quote. That’s the number. We don’t play the re-quote game.
One comparison worth making. Impact windows versus hurricane shutters: shutters protect glass only when someone’s home to deploy them, and they don’t stop solar heat gain during the nine months of the year when there’s no storm. An impact slider is always on duty. No panels to haul out of the garage at midnight. No hardware to maintain against salt corrosion. We don’t sell or install shutters. We sell the permanent solution, and in Iona’s post-Ian enforcement environment, it’s the one that passes inspection.
Florida Pays You Back
The incentives in Florida stack. My Safe Florida Home offers matching grants up to $10,000 for qualifying wind-mitigation upgrades, and impact-rated sliding glass doors are squarely in scope for Iona homeowners who meet income and home-value thresholds. Florida’s sales tax exemption on impact-resistant windows and doors takes roughly 6% off the top of your product cost at purchase. The federal 25C energy credit returns 30% of product cost, up to $600 per year, on qualifying energy-efficient units. And after a wind-mitigation inspection, which runs $75 to $150 in Lee County, many Iona homeowners see their windstorm premium drop by around 25% on the windstorm portion. We can’t guarantee your carrier’s number, and programs change, so we’ll point you to the current applications and let your inspector and insurer handle the math.
We Also Serve Cities Near Iona
Our crews work the whole Lee County coastal corridor. Beyond Iona, we run sliding glass and patio door jobs in Fort Myers, Cape Coral, Lehigh Acres, and North Fort Myers. Same live phone, same written quotes, same 36500-Day Done Right Promise. The one down the road.
Serving Iona, FL - Our Local Coverage Area
We’re based in the Iona 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 Glass & Patio Doors in Iona
Yes, in Iona’s coastal CDP zones, Lee County inspectors after Hurricane Ian are requiring Miami-Dade NOA documentation on the unit itself, not just a Florida Statewide Approval. Florida Product Approval covers statewide code compliance; Miami-Dade NOA certifies the unit for the stricter High Velocity Hurricane Zone standard. If your quote lists a slider with Florida Product Approval only, the permit may get flagged. We spec PGT and CGI units that carry both, so there’s no stall at the building department. Call (239) 453-7751 and we’ll price it correctly the first time.
Iona’s double-salt exposure accelerates aluminum oxidation faster than inland Lee County. The Caloosahatchee River estuary to the north and Gulf tidal air to the west mean your 20-year-old aluminum frame is effectively like a 35-year-old frame in Fort Myers. Spalling jamb metal and cracked weatherstripping channels are the tell. We see it constantly along McGregor Boulevard and in Whiskey Creek. If the frame is still structurally sound, we repair. If not, we’ll show you the photos and recommend replacement.
Almost never, if your home is pre-1994 CBS construction. The existing aluminum frame was never engineered for the large-missile impact loads current HVHZ code requires in Iona’s wind zone. Glazing alone doesn’t fix the frame, and the inspector will flag it. Full-frame replacement is the code-compliant path. We’ll verify your home’s build date and wind zone before we quote, so you’re not paying for a plan that won’t pass.
An old single-pane slider in Iona typically has a solar heat gain coefficient above 0.80, meaning 80% of the sun’s heat passes straight through. A new insulated laminated Low-E unit drops that to 0.25 or lower. That’s a measurable reduction in the heat load your AC fights every afternoon, especially for west-facing sliders on the Gulf side of Iona. It’s not a marketing claim; it’s physics, and your FPL bill reflects it.
Most Iona homeowners see around a 25% reduction on the windstorm portion of their premium after a wind-mitigation inspection verifies impact-rated openings. The inspection costs $75 to $150 in Lee County. A new impact sliding glass door with Miami-Dade NOA is one of the strongest credits available. We’ll give you the documentation your inspector needs. Call (239) 453-7751 for an exact quote on your slider, and we’ll walk you through the inspection paperwork free.
The Local Enforcement Detail That Changes Everything in Iona
Iona is one of the only Lee County communities where the county’s post-Ian enforcement posture requires Miami-Dade NOA documentation on the window unit itself, not just a Florida Statewide Approval. That makes product selection for sliding glass patio doors here a harder cutoff than even in nearby Cape Coral. Here’s what that means in practice: we replaced a corroded 1980s aluminum slider on a McGregor Boulevard ranch with a PGT 570 series vinyl impact slider carrying both Florida Product Approval and Miami-Dade NOA, after the Lee County inspector flagged the original quote for lacking NOA on the unit. The old frame’s weatherstripping had disintegrated under the Caloosahatchee’s salt spray, and the single-pane glass had an SHGC above 0.80. The new insulated laminated unit dropped the solar heat gain by more than half. That’s the job we do in Iona every week: knowing the enforcement stance before we quote, so your permit clears and your door holds.
Impact-rated. Energy-certified. Done right the first time, or we come back.
Call (239) 453-7751 to schedule your free in-home estimate for sliding glass and patio doors in Iona. Ed Winslow’s name is on the door, and he stands behind every job we do.
Written by Ed Winslow, Owner at Winslow Windows & Doors, serving Iona and Lee County since 2011.
Six Reasons Homeowners Choose Winslow 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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