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 South Miami
Window replacement in South Miami costs more than it does in most of Florida, and for a reason most homeowners don’t discover until the permit stage: every opening must carry a Miami-Dade County Notice of Acceptance (NOA), the strictest product-approval standard in the country. That’s not red tape. It’s physics. South Miami sits inside the High Velocity Hurricane Zone, and your windows are the first line of defense when a storm tracks up the Atlantic. We’ve been replacing them properly since 2011, and our crews know the difference between a City of South Miami permit and a Miami-Dade County one. If you’re pricing impact windows in the 33143 or 33155 zip codes, call (863) 862-5435 for a free in-home measure and a written quote you can hold us to.
Why Winslow Windows & Doors Is South Miami’s Preferred Window Replacement Company
Ed Winslow put his name on this business in 2011, and that name is on every job we do in South Miami. We’re not a national chain with a rotating cast of subcontractors. When we schedule a measure near Sunset Drive or off Ludlam Road, the person who walks your home works for us, wears our uniform, and has passed a background check. You’ll know who’s at your door before the truck pulls up.
South Miami homeowners call us for one reason more than any other: we answer the phone. A live person picks up, 24 hours a day, seven days a week. No voicemail loops. No call centers. If a window goes out during a storm at 2 a.m., you get a human being. Our Window Replacement team handles everything from single-unit impact swaps to full-home architectural glass packages, and our local reputation in South Miami is built on showing up when we say we will, with the price fixed before we order a single unit.
We’ve worked on hundreds of homes in this city, from mid-century CBS ranches near Dante Fascell Park to newer builds off Snapper Creek. We know South Miami’s housing stock. We know its building department. And we know the workmanship standard Ed demands on every opening we touch. That’s the 36500-Day Done Right Promise: if it’s not done right, we make it right. A hundred years of accountability. No national chain will put that in writing.
Our Window Replacement Services in South Miami
Full Frame Replacement
The original frames on South Miami’s 1950s and 1960s CBS ranches are often corroded beyond saving. Salt-humid air eats aluminum over decades, and once the frame itself is compromised, an insert won’t hold the way it should. Full frame replacement means we pull the entire unit down to the rough opening, rebuild what’s needed, and set a new impact-rated window that meets current HVHZ tolerances. For homes with jalousie windows, this is almost always the right call, because the rough openings were never sized for modern impact frames.

Insert Window Replacement
If your existing frames are square and structurally sound, an insert replacement saves labor and keeps your interior trim intact. This works well on South Miami homes where the original aluminum frames were high quality or where a previous partial replacement already upgraded the frame. We measure every opening individually. South Miami’s mid-century builders weren’t known for consistency, and we’ve seen rough openings vary by half an inch on the same wall.

Vinyl Replacement Windows
Vinyl impact windows handle South Miami’s salt-humid air far better than aluminum. No corrosion, no paint peeling, and the thermal performance is much stronger. For homeowners who want hurricane protection without the weight and maintenance of metal frames, vinyl is the workhorse. We install vinyl impact units from PGT and CWS in standard and custom sizes across South Miami, from townhouses near South Miami Station to single-family homes off Miller Drive.

Energy-Efficient Upgrade
South Miami’s cooling load runs roughly eleven months a year, and the windows you have now are probably leaking a third of your conditioned air. Switching from single-pane jalousies to impact-rated insulated glass changes what your AC unit has to do. We see electric bills drop meaningfully after a full-home replacement, and the federal 25C energy credit applies to qualifying units. We’ll help you understand what qualifies before you spend a dime.

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 South Miami
We’re an authorized installer for eight premium brands, and for South Miami homes we lean heavily on PGT, CGI, and CWS. These are Florida companies that engineer for the HVHZ from the first drawing, and their NOA approvals cover the configurations South Miami’s building department needs to see. Because we order so much of this product for South Miami and the surrounding areas, our turnaround on standard configurations is faster than most. Custom architectural glass from ES Windows runs longer, and we’ll tell you that before you commit, not after.
Common Window Replacement Problems We See in South Miami Homes
- Jalousie rough openings that don’t fit modern impact units. 1950s and 1960s CBS ranches in South Miami were built around jalousie windows, and those narrow openings don’t accept standard impact frames. We build out the jambs to meet HVHZ tolerances, a step contractors unfamiliar with this housing stock miss until the unit doesn’t seat.
- Corroded aluminum frames from salt-humid air. Year-round humidity plus coastal salt accelerates aluminum oxidation here faster than just about anywhere in Florida. Frames that look fine from inside are often pitted and weakening where they meet the stucco.
- Wrong-jurisdiction permit stalls. South Miami runs its own building department. Contractors from outside the city often pull Miami-Dade County permits by habit, then get stopped at inspection. We pull through the City of South Miami every time, before ordering anything.
- Insurance non-renewal on homes without impact glazing. Carriers are dropping South Miami policies on houses still running single-pane or jalousie windows. An impact-rated replacement with a wind-mitigation inspection is what gets your policy renewed and your premium down.
Pricing for Window Replacement in South Miami, FL
Impact windows in South Miami generally run $800 to $1,500 per window installed, with single-hung impact units starting around $900 and large or custom openings reaching $2,500 to $5,000 each. Whole-home packages on a typical three-bedroom ranch fall between $8,000 and $25,000, depending on opening count, floor height, frame material, and whether we’re doing full frame or insert work. Custom architectural glass and specialty finishes push that higher and add lead time. What moves the number most in South Miami is the condition of your existing openings; jalousie-era rough openings require build-out work that a straightforward retrofit doesn’t. We give free in-home measures and written, line-item quotes. The price we give you before ordering is the price you pay. Call (863) 862-5435 to schedule yours.
What Window Replacement Costs in South Miami
Let’s put real numbers on it, because vague estimates are how homeowners get burned. A standard impact window for a South Miami opening typically lands between $800 and $1,500 installed. Impact single-hung units run $900 to $1,800 depending on size and design pressure rating. Large fixed picture windows or custom geometric openings go $2,500 to $5,000 and up. A whole-home package on a mid-century CBS ranch usually falls between $8,000 and $25,000. What moves the price: the number of openings, the wind zone, whether your rough openings need frame build-outs for HVHZ compliance, and the glass package you choose. The measure is free. The quote is written, fixed, and good from the day you sign until the day we install. Call (863) 862-5435 and we’ll come out, measure every opening, and hand you numbers you can plan around.
Florida Pays You Back
South Miami homeowners have a few incentive programs working in their favor, and they stack. The My Safe Florida Home program offers matching grants up to $10,000 for qualifying wind-mitigation upgrades, including impact windows. There’s also a Florida sales-tax exemption on impact-resistant windows and doors, which is immediate savings at purchase. On the federal side, the 25C energy credit covers 30% of product cost on qualifying units, up to $600 per year. And after a wind-mitigation inspection, which typically costs $75 to $150, most carriers reduce the windstorm portion of your premium by around 25%. Program terms and insurance credits are set by the state and your carrier, not by us, but we’ll point you to the right paperwork and make sure your product choices qualify where possible.
Custom Work and Why the Schedule Takes What It Takes
On high-end South Miami projects, the schedule is driven by long-lead items, not by labor. Custom millwork, architectural glass, specialty finishes; these are made to order, and they run four to six weeks from approval to delivery. On a 1957 CBS ranch off SW 62nd Avenue, our crew replaced original jalousie windows with custom-sized PGT WinGuard impact-rated casements. The existing rough openings were an inch too narrow for standard units, so we built out the jambs with pressure-treated lumber to meet HVHZ tolerances, coordinated the City of South Miami permit before ordering, and fixed the price in writing before cutting a single frame. That’s the difference between planning and scrambling. If your project involves custom glass or designer coordination with an architect, we order early, lock the price, and keep the openings weathertight until the units arrive. Standard impact units, by contrast, can be installed in as fast as a single day once they’re in hand.
Impact Windows vs. Shutters: What South Miami Homeowners Should Know
Hurricane shutters stop debris, but they only work if someone is home to hang them, and they do nothing for a window’s thermal performance the other 364 days of the year. Impact windows are permanent protection, no panels to haul out of a garage at 11 p.m. before a storm makes landfall. For South Miami homeowners, the insurance math favors impact glazing too, carriers want the permanent mitigation, not the promise that you’ll close up before the wind hits. We don’t install shutters, and we don’t need to. The product we install does the job every hour of every day, storm or no storm.
We Also Serve Cities Near South Miami
Our crews serve South Miami and the surrounding area daily, including Miami, Hialeah, Miami Beach, and Coral Gables. If you’re in one of those cities and need Window Replacement in South Miami quality standards, call (863) 862-5435 and we’ll let you know when we can get a crew to your neighborhood.
Serving South Miami, FL - Our Local Coverage Area
We’re based in the South Miami 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 South Miami
You need a City of South Miami permit, not a Miami-Dade County permit. South Miami operates its own municipal building department, and pulling the county permit will stall your project at inspection. We handle this before ordering anything. Call (863) 862-5435 and we’ll walk you through the exact path for your address.
Probably not, because jalousie rough openings on South Miami’s mid-century CBS homes were built narrower than modern impact frames require. We build out the jambs with pressure-treated lumber to meet HVHZ tolerances, which adds a half-day per opening but keeps everything code-compliant. Call (863) 862-5435 for a measure and we’ll tell you exactly what your openings need.
A Miami-Dade Notice of Acceptance means the specific window configuration, including frame, glass, and hardware, has been tested and approved for use in the High Velocity Hurricane Zone. South Miami requires an NOA on every replacement unit. All the products we install, PGT, CGI, CWS, and the rest, carry current NOA approvals, and we provide the documentation with your permit package.
You won’t know the exact number until a licensed inspector completes a wind-mitigation inspection, which typically costs $75 to $150. But impact-rated windows with the proper NOA documentation almost always qualify for a windstorm premium reduction, often around 25% of the windstorm portion of your premium. Call (863) 862-5435 and we’ll walk you through what your carrier needs to see.
Salt-humid air near the coast accelerates aluminum oxidation, and South Miami sits in that corrosion zone year-round. Frames that look fine from inside are often pitting where they meet stucco or where weep holes trap moisture. If the frame is corroded enough to compromise the glazing seal, the unit needs replacement, not patching. Call (863) 862-5435 and we’ll tell you whether yours can be saved.
Written by Ed Winslow, Owner at Winslow Windows & Doors. Ed has led window and door installations across South Miami since founding the company in 2011.
Get a Free Estimate for Window Replacement in South Miami
If you’re ready to replace the old jalousies or upgrade to impact-rated glazing, the next step is a free in-home measure. We’ll come out to your South Miami home, inspect every opening, and hand you a written quote with the price fixed before we order a single unit. No change orders. No surprises at inspection. Call (863) 862-5435 now and speak to a live person. Ed’s name is on the door, and on every job we do. The one down the road.
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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