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 Coral Gables
Window replacement in Coral Gables carries a unique set of rules you won’t find anywhere else in Miami-Dade. Every exterior opening must clear two separate reviews: the county’s High Velocity Hurricane Zone impact-glazing mandate, and the City of Coral Gables Board of Architects sign-off on how the windows look. That second layer catches a lot of homeowners off guard, and it’s why off-the-shelf impact units routinely get rejected here. We’re Winslow Windows & Doors, and we’ve been navigating both hurdles since 2011. Call us at (727) 860-0593 and you’ll reach a live person who can tell you whether your project needs Board review, custom fabrication, or both, before you spend a dollar.
Why Winslow Windows & Doors Is Coral Gables’s Preferred Window Replacement Company
Ed Winslow’s name is on the door, and on every job we do in Coral Gables. That’s not a slogan. It’s how we’re built. We’re locally owned and owner-operated, with a published address and license number, not a faceless national chain that hands you a ticket number. Homeowners along Old Cutler Road, in the Biltmore area, and throughout the Riviera section call us because they’ve been burned before by vague estimates and crews that vanish after the check clears. Our technicians are background-checked and arrive in uniform, so you know exactly who’s at your door before the truck pulls up. And someone answers our phone 24 hours a day, seven days a week. Not a voicemail loop. A person.
Our Done Right Promise backs every installation in Coral Gables. If it’s not done right, we make it right. Period. That’s a standard of accountability written into every job.
Our Window Replacement Services in Coral Gables
Here’s what we handle most often in Coral Gables, from whole openings to targeted upgrades. For a deeper look at the full scope of what we do, see our Window Replacement page. This page focuses on the Coral Gables-specific realities.
Full Frame Replacement
Older Coral Gables homes, especially the 1920s through 1950s Mediterranean Revival stock, often have rotted wood bucks, corroded aluminum frames, or settling around the original rough openings. Full frame replacement removes the entire existing window down to the rough opening, letting us correct water intrusion, flashing, and framing issues before installing a Miami-Dade Product Approved impact unit. This is the right call for most historic homes because it creates a clean, square opening that a custom arched or radius top unit can actually seat into properly.

Insert Window Replacement
If your existing frames are square and structurally sound, an insert replacement fits a new impact-rated sash and frame inside the old frame pocket. This is faster and less invasive, but it only works when the original rough opening is true to standard dimensions. In Coral Gables, that’s less common than people assume. We measure every opening with laser precision before recommending inserts, because a frame that looks solid from the inside is often hiding corrosion from Biscayne Bay’s salt air on the exterior side.

Vinyl Replacement Windows
Vinyl holds up well in Coral Gables when it’s spec’d correctly, meaning welded corners, reinforced meeting rails, and a multi-chamber profile that resists the bay-driven humidity. For homeowners who want lower maintenance than painted wood and better thermal performance than old single-pane aluminum, vinyl replacement windows are a solid middle path. One caveat: the Board of Architects cares about how frames look from the street, so color and profile selection matters more in Coral Gables than in most Florida cities. We help you present options the Board will actually approve.

Energy-Efficient Upgrade
Replacing jalousie or single-pane windows with Low-E impact glass changes how a Coral Gables house feels in August. The right glass package cuts solar heat gain substantially, and combined with thermally broken frames, it reduces the load on your AC system. The federal 25C energy credit can offset part of the product cost. We’ll walk you through what qualifies when we quote the job, because the credit applies to specific glass and frame combinations, not every window on the market.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Coral Gables
Coral Gables homes need products that clear Miami-Dade’s HVHZ testing and survive long-term salt exposure. We install authorized product lines including PGT, CGI, CWS, ES Windows, ECO Window Systems, Mr-Glass, Therma-Tru. PGT and CGI are the workhorses for Coral Gables impact work, but for custom arched openings where the Board of Architects demands specific profiles and finishes, we often spec CWS, ES Windows, or ECO Window Systems, because their custom-radius capabilities and finish options align with the Mediterranean Revival palette. We don’t sell brands we aren’t authorized to install, and we won’t push a product that can’t pass the Board’s aesthetic review.
Common Window Replacement Problems We See in Coral Gables Homes
Every city has its repeat offenders. These are the ones we run into constantly across Coral Gables:
- Arched openings that don’t match stock radii. Coral Gables Mediterranean Revival homes almost never have a manufacturer’s standard arch. The radius on a 1926 George Merrick home in French Normandy Village is different from a 1950s CBS ranch near Riviera. Quoting a stock arch means the unit won’t seat, the reveal will look wrong, and the Board of Architects will flag it. We laser-measure every arch and order custom-radius impact units with appropriate lead times.
- Aluminum frames corroding from bay-driven salt air. Located roughly two miles from Biscayne Bay, the entire city is in a salt-spray zone. Untreated aluminum frames pit and fail years early. We specify thermally broken frames with marine-grade finishes and stainless steel hardware on every opening within sight of water, and honestly, on most of the rest of Coral Gables too.
- Board of Architects rejections on stock impact windows. Homeowners who buy windows from a big-box store and file for a permit often find the application bounced because the product doesn’t match the city’s Mediterranean Revival character requirements. This happens constantly. The fix is submitting the right product with the right documentation the first time, which is something we handle as part of our scope.
- Oolitic limestone surrounds cracking during rough removal. Many original Coral Gables windows are set into carved coral rock surrounds. Aggressive demolition cracks the stone. Our crews cut openings carefully and know how to preserve the surround while getting the new unit to seat cleanly. It’s slower. It’s also the only way to do it without damaging the thing that makes the house valuable.
Pricing for Window Replacement in Coral Gables, FL
A typical impact window replacement in Coral Gables runs $800 to $1,500 per window installed. Impact single-hung units run $900 to $1,800. Large or custom arched openings, which are common in the city’s Mediterranean Revival stock, run $2,500 to $5,000 per opening depending on radius, finish, and design pressure. Whole-home packages typically land between $8,000 and $25,000 or more. The Coral Gables-specific variables that move the price are Board of Architects compliance documentation, custom arch fabrication, salt-air upgrades on frames and hardware, and the structural condition of the rough opening in an older home. Call (727) 860-0593 for a free in-home measure and a written line-item quote. No trip charge inside our home county, and you’ll get a fixed number before any work starts.
What Window Replacement Costs in Coral Gables
The numbers above assume stock-size impact units with standard finishes. Here’s what shifts them. Opening count is the biggest lever: a 1950s CBS ranch with eight rectangular openings is a very different job from a 1920s two-story with twelve arched openings and custom frame profiles. Wind zone matters too: Coral Gables sits squarely in the High Velocity Hurricane Zone, so every unit must carry Miami-Dade NOA or Florida Product Approval with design pressures matched to the specific opening, and floor height increases the wind-load requirements. Frame material and finish are the other big variables. Thermally broken marine-grade aluminum costs more than standard builder-grade, and the Board of Architects often requires specific simulated divided light patterns and finish colors that move the price upward.
What doesn’t change is the way we quote. Free in-home measure. Written line-item estimate. Fixed pricing with no change orders. If your written estimate includes a line item for Board of Architects documentation and custom fabrication, that’s the price. We don’t come back later asking for more because an arched opening turned out to be a non-standard radius. We already measured it.
Florida Pays You Back
Window replacement in Coral Gables is expensive, and the incentives are real, but they stack differently for every homeowner. The My Safe Florida Home program offers matching grants up to $10,000 for qualifying wind-mitigation upgrades. Florida waives sales tax on impact-resistant windows and doors, which saves you six percent or more on the product cost right off the top. The federal 25C energy credit can return 30 percent of qualifying product cost, up to $600 per year, on energy-efficient units. And after a wind-mitigation inspection, which typically runs $75 to $150, many carriers reduce the windstorm portion of your premium by around 25 percent on average. We’re not tax advisors and we don’t guarantee what any program or carrier will pay, but we’ll point you to the right resources and provide the documentation your inspector or accountant needs.
The One Comparison That Matters in Coral Gables
Impact windows versus hurricane shutters. Shutters cost less upfront, but someone has to hang them before every storm, store them the rest of the year, and they do nothing for daily comfort, energy bills, or UV damage. Impact windows are permanent protection. They’re always in place. They block wind-borne debris the moment it hits, with no action required from you. For a Coral Gables homeowner with arched openings and ornamental surrounds, shutters are also an aesthetic compromise the Board of Architects will scrutinize. Impact windows keep the opening clean and the protection invisible. That’s the trade-off. We’ll give you honest numbers for both options if you want to compare.
One more comparison worth making: a big-box retailer’s install program versus a licensed impact specialist. Big-box pricing looks lower until the Board of Architects rejects the product, the permit stalls, and the install crew isn’t licensed to pull an HVHZ permit in the first place. We handle the county permit, the Board submittal, the custom fabrication, and the installation under one roof, with a real owner’s name attached. That’s not a scare tactic. It’s what we’ve watched happen to Coral Gables homeowners for years.
A Real Coral Gables Job, Start to Finish
On a 1920s Mediterranean Revival home in the French Normandy Village neighborhood, our crew replaced three arched casement openings with custom-radius PGT impact units after the Board of Architects flagged the original stock-arch proposal for not matching the home’s oolitic limestone surrounds. We laser-measured each arch’s exact radius, ordered CGI-certified units with a 10-week lead time, and installed them with thermally broken frames and stainless steel hardware to handle the bay-driven salt air. The Board approved the resubmittal in one cycle. The homeowner got windows that look like they belong to the house and meet the strictest wind code in the country. That’s the Coral Gables job, done the way it has to be done here.
We Also Serve Cities Near Coral Gables
Our Coral Gables crew also serves homeowners across the surrounding area, including Miami, Miami Beach, Hialeah, and Miami Gardens. If you’re on the edge of the city limits or just over them, call us. Dispatch and scheduling are coordinated from our Miami office, and crews serve Coral Gables locally. We’ll tell you upfront whether your project falls under Coral Gables Board jurisdiction or county-only permitting.
Serving Coral Gables, FL - Our Local Coverage Area
We’re based in the Coral Gables 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 Coral Gables
Yes. Every exterior window replacement in Coral Gables requires Board of Architects sign-off in addition to Miami-Dade County’s HVHZ impact-glazing permit. The Board reviews the product for aesthetic compatibility with the city’s Mediterranean Revival character, while the county reviews it for structural wind resistance. Both clearances are required before work starts. Call (727) 860-0593 and we’ll tell you exactly which submittals your project needs.
Custom-radius impact units for Coral Gables arched openings typically take 10 to 16 weeks from approved shop drawings to delivery. Stock-size impact windows ship much faster, usually within a few weeks. The Board’s submittal cycle runs in parallel, not after, if you plan it right. We order fabrication immediately after the Board approves the product spec, which keeps the total timeline as short as possible. Anyone quoting a two-week turnaround on a custom Coral Gables arch is guessing.
Impact-rated glazing is mandatory on every exterior opening in Coral Gables. Shutters cannot substitute for impact glazing in the High Velocity Hurricane Zone when windows are being replaced. You can have impact windows and shutters both, but you cannot replace old windows with non-impact units and rely on shutters alone. This is countywide law, not a Coral Gables-specific rule, but it applies to every replacement project here. Call (727) 860-0593 for a free estimate on compliant impact windows.
Yes, substantially. Jalousie windows leak conditioned air constantly and single-pane aluminum transfers heat straight into the house. A Low-E impact glass package in a thermally broken frame reduces solar heat gain and air infiltration enough that most Coral Gables homeowners notice lower cooling costs within the first full summer. The exact savings depend on your home’s orientation, shade, and existing insulation, but the physical difference between a 1960s jalousie and a modern Low-E impact unit is not subtle. The 25C federal energy credit can help offset the product cost.
It depends on your address. Homes inside local historic districts or with individual landmark designations go through a second preservation review layer beyond the standard Board of Architects process. The review can restrict frame material, finish, muntin pattern, and glass type. Homes outside designated historic districts generally only need the Board of Architects sign-off plus the county HVHZ permit. If you tell us your address, we’ll check the designation status before you spend anything on product.
Call Winslow Windows & Doors for Your Coral Gables Window Replacement
You’re not buying windows. You’re buying a job done right, on a house that was built before any of the rules we now have to follow existed. Someone has to reconcile those two things, and that’s the work we do every day in Coral Gables. Call (727) 860-0593 for a free in-home estimate. A live person answers, day or night. We’ll measure every opening, check your Board of Architects status, spec the right product, and put a fixed number in writing before you commit to anything. Ed Winslow’s name is on the door. It’s on every job. The one down the road.
Written by Ed Winslow, Owner at Winslow Windows & Doors, serving Coral Gables 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.










Before
After
Before
After
Before
After