Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Custom & Geometric Windows Across Opa-locka
Custom and geometric window work in Opa-locka is not a commodity job off a warehouse shelf. It is precision fabrication measured against two sets of rules at once: Miami-Dade County’s High-Velocity Hurricane Zone code and, in the historic core, a preservation board that will not let a standard rectangular impact unit anywhere near a 1920s arched opening. We know both sets of rules cold. Ed Winslow founded Winslow Windows & Doors in 2011, and our crews have worked Opa-locka’s mid-century ranches and Moorish Revival landmarks long enough to know what flies and what gets a stop-work order. If you’re pricing custom arched, curved, or geometric windows in Opa-locka, call (850) 998-3090 for a free in-home measure and a written line-item quote. The price gets locked before fabrication starts, not after.
Why Winslow Windows & Doors Is Opa-locka’s Preferred Custom & Geometric Windows Company
We are locally owned and owner-operated. Ed Winslow’s name is on the door, and Ed’s word carries the weight of every job we schedule in Opa-locka. There is no call center routing your call to a queue. A live person answers, 24 hours a day, 7 days a week. When you call about a custom arched opening on Ali Baba Avenue or a geometric transom on Sharazad Boulevard, you talk to someone who understands what those streets demand.
Our reputation in Opa-locka comes from doing the unglamorous things right: pulling the right permits, submitting pre-construction documents to the preservation board when required, ordering units with the correct Miami-Dade NOA documentation, and showing up when we say we will. Every technician who arrives at your door is background-checked and in uniform. You know exactly who is standing there before the truck stops rolling.
We carry a strong local reputation built on 15 years of finished jobs, not marketing language. Opa-locka homeowners call us because a neighbor told them to. That is the whole business model.
Our Custom & Geometric Windows Services in Opa-locka
This page is about custom work. Not stock windows with a custom trim kit around them. Real custom fabrication, from arched transoms to trapezoid corner units to full geometric assemblies. Here is what we handle across Opa-locka:
Custom Impact Windows
Every replacement window in Opa-locka falls under Miami-Dade HVHZ requirements, which means off-the-shelf impact units from a big-box aisle are not code-legal unless they carry a Miami-Dade Notice of Acceptance. For custom openings, that NOA must match the exact rough opening dimensions and design pressure for your wall. We order from PGT, CGI, CWS, and we verify the NOA against the opening before the order goes in. A typical custom impact window in Opa-locka runs $1,200 to $2,600 per unit installed, depending on size, shape, and glazing.

Geometric & Shaped Windows
Trapezoids, pentagons, octagons, rake-head units, and clipped-corner assemblies. These show up most often in Opa-locka on 1950s and 1960s CBS ranches where a remodel opened a wall or a homeowner wants more light without moving a lintel. The fabrication lead time drives the schedule, not the install labor. Four to six weeks is normal for custom shaped units. We lock the price before the order goes to the factory, and we install in as fast as a single day once your units arrive.

Arched & Curved Windows
This is the service that separates us from every stock-window shop in South Florida. Opa-locka’s Moorish Revival buildings are full of arched openings that cannot accept a rectangular IGU. Custom-bent aluminum or PVC frames with arched transoms are the only code-compliant path, and those frames must carry NOA documentation for the HVHZ rough opening. We have fabricated and installed these on Ali Baba Avenue and Sharazad Boulevard, coordinating pre-construction submittals with Opa-locka’s preservation board before ordering glass. A custom arched impact window in Opa-locka typically runs $1,800 to $4,200 per opening, and the preservation review adds time to the front end, not cost to the back end.

Oversized Openings
Floor-to-ceiling glass walls, large picture windows with radius tops, and multi-unit geometric assemblies across a single steel header. These are engineering jobs as much as window jobs. The wind load and design pressure on a 10-foot opening in Opa-locka’s wind zone is not something you guess at. We spec the header, match the frame to the NOA, and coordinate the crane or lift work. Large and custom openings in Opa-locka run $2,500 to $5,000 or more per opening. Whole-home packages for a 1950s ranch start around $8,000 and can exceed $25,000, depending on opening count and shapes.
If you want to understand the full scope of what goes into Custom & Geometric Windows work before you call, that page covers the process in detail. This page is about what Opa-locka specifically demands.

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 Opa-locka
We are an authorized installer for eight premium manufacturers, and we do not install anything outside that lineup. For custom and geometric work in Opa-locka, we most often quote PGT for large impact assemblies, CGI for custom-bent arched frames with documented Miami-Dade NOA performance for specialty glass packages on high-end geometric designs. Because we order directly from the manufacturer and carry local inventory for common components, we avoid the gray-market supply problem that slows down non-authorized installers. When a custom unit arrives damaged or a sash fails after install, we do not have to track down a third-party broker. We call the factory. That matters in Opa-locka, where a window out of square means a window out of code.
For the complete picture of our windows and doors work across South Florida, see Custom & Geometric Windows in Opa-locka and the surrounding communities we serve.
Common Custom & Geometric Windows Problems We See in Opa-locka Homes
- Original jalousie windows on 1950s and 1960s CBS ranches. These predate modern hurricane codes entirely, and most leak air, water, and light. They cannot take an impact retrofit. Replacement means a full rough opening conversion to a custom-sized impact unit, which is where a written line-item quote keeps the shock out of the invoice.
- Arched openings with standard rectangular units forced in. We see this on Sharazad Boulevard and elsewhere in the historic district: a previous contractor dropped a rectangle into a Moorish arch, shimmed the gap, and caulked over it. It fails Opa-locka preservation review, it leaks, and it has no valid NOA for the actual opening. Correcting it means custom fabrication, not a patch job.
- Frame corrosion accelerated by the Everglades humidity corridor. Opa-locka sits at low elevation, close enough to the glades that aluminum frames oxidize faster here than in Miami Beach, where the sea breeze provides a drying cycle. Powder-coated marine-grade finishes matter more in Opa-locka than people expect.
- Shop drawings approved without checking the custom frame’s large-missile rating. The sash looks right, the arch matches, but the glazing make-up is non-laminated or the design pressure is too low. Then final inspection catches it, and the hurricane season deadline is three weeks away. We check the NOA against the opening before the order goes in, so this does not happen on our jobs.
Pricing for Custom & Geometric Windows in Opa-locka, FL
Here are the honest ranges for Opa-locka’s market, based on the work we quote most often. Impact windows in standard rectangular openings run $800 to $1,500 per unit installed. Impact single-hung units run $900 to $1,800. Custom geometric and shaped openings run $1,200 to $2,600 per unit. Arched and curved units run $1,800 to $4,200 per opening. Large or oversized custom openings run $2,500 to $5,000 or more. Whole-home packages for a typical Opa-locka CBS ranch run $8,000 to $25,000 and up, depending on opening count, shapes, and glazing specs.
What moves the price in Opa-locka specifically: the preservation review process in the historic district adds front-end coordination time, not material cost. The wind zone and design pressure requirements for a ground-level CBS ranch differ from a second-floor addition, and so does the frame spec. Custom-bent arched frames cost more to fabricate than straight-line rectangles, period. We give you a fixed written quote before anything is ordered. No change orders after the fact. Call (850) 998-3090 for a free in-home measure.
What Custom & Geometric Windows Costs in Opa-locka
Beyond the per-unit ranges above, think about the project as a whole. A full 1950s CBS ranch with 14 to 18 openings, mostly original jalousies, will almost always exceed $20,000 once you factor custom sizing, impact glazing, and Miami-Dade NOA compliance. A single landmark-property arched window on Ali Baba Avenue might run $3,500, but the total project cost includes the preservation submittal, the custom fabrication, and the finish matching. We quote fixed pricing in writing, and we never start a job with an open-ended allowance. The measure is free. The quote is free. The certainty is the point.
Florida Pays You Back
Opa-locka homeowners replacing windows have incentives available, and we are direct about which ones apply. The My Safe Florida Home program offers matching grants up to $10,000 for qualifying wind-mitigation upgrades, including impact windows. Florida also provides a sales-tax exemption on impact-resistant windows and doors. The federal 25C energy credit covers 30% of product cost, up to $600 per year, on qualifying energy-efficient units. After a wind-mitigation inspection, which runs $75 to $150, many homeowners see windstorm-premium credits averaging around 25% on the windstorm portion of their policy. We do not guarantee any specific number. Your carrier and the program administrator set the final figures. But the stack is real, and we will point you to the right paperwork.
One comparison worth making in Opa-locka: impact windows versus hurricane shutters. Shutters only protect when someone is home and sober enough to hang them at 11 p.m. before a storm. Impact windows work every hour of every day, permanently. They also stop forced entry and cut noise. For Opa-locka’s aging housing stock, where a lot of homeowners cannot physically lift steel panels anymore, permanent impact windows are the safer long-term choice.
Opa-locka’s Moorish Revival Stock Is the Hardest Window Job in South Florida
Opa-locka’s 1920s Moorish Revival historic district is the largest concentration of Moorish Revival architecture in the Western Hemisphere. That is not a marketing line. It is a fact with a direct consequence for window work. The arched and ornamental openings on those buildings force custom-bent aluminum or PVC frames to match the original transom profile, and those frames must simultaneously carry Miami-Dade HVHZ Notice of Acceptance documentation for the rough opening and pass Opa-locka historic preservation review. No neighboring South Florida city presents this same combination of custom arched rough openings, NOA compliance, and preservation board scrutiny in the same project. Hialeah has arches. Miami has wind code. Opa-locka is the only place where both hit the same window at the same time.
On Ali Baba Avenue, our crew replaced a set of failing single-pane aluminum sliders with custom-bent arched impact windows from CGI, matching the original Moorish transom profile while carrying Miami-Dade NOA documentation for the HVHZ rough opening. The project required coordinating a pre-construction submittal with Opa-locka’s preservation board before we could even order the insulated glass units, and we locked the price in writing before the long-lead fabrication began. That is how the work actually goes here.
This page is the only place that maps the exact Miami-Dade NOA and historic preservation submittal path for custom arched and geometric windows on Opa-locka’s Moorish Revival and mid-century stock. If you are bidding or scheduling the job correctly, you need to know that path before ordering. We do.
What Goes Wrong When You Hire the Wrong Shop for Opa-locka Work
Three specific failure modes show up in Opa-locka over and over. A contractor drops standard rectangular impact IGUs into the arched openings on Sharazad Boulevard, only to fail Opa-locka’s historic preservation review and trigger a stop-work order. The homeowner is now holding units that cannot be legally installed, and the contractor has moved on to the next city. The wrong glazing make-up gets ordered for a landmark building, typically non-laminated or low design pressure, so the installed units lack Miami-Dade NOA and the job cannot pass final inspection. Or a homeowner approves shop drawings without checking the custom frame’s large-missile rating, leaving the non-compliant sash in place right up to the hurricane season deadline. Then the scramble starts, and the scramble costs more than the right job would have cost the first time.
Our job is to make sure none of that happens. Ed’s name is on the door, and Ed stands behind the work with the Done Right Promise. If it is not done right, we make it right. That is not a warranty footnote. It is a standard of accountability written into every job.
We Also Serve Cities Near Opa-locka
Our crews serve Opa-locka locally, with scheduling and dispatch coordinated from the Miami metro office. We also work regularly in Hialeah, Miami, Miami Beach, and Pembroke Pines. If you are just across a municipal line, call anyway. The same NOA and HVHZ rules usually apply, and we will tell you straight what your city requires.
Serving Opa-locka, FL - Our Local Coverage Area
We’re based in the Opa-locka 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 - Custom & Geometric Windows in Opa-locka
You submit a pre-construction application with shop drawings, finish specifications, and Miami-Dade NOA documentation to Opa-locka’s historic preservation board before ordering glass. Custom-bent frames matched to the original transom profile are the standard path to approval. We prepare the submittal for you, walk it through review, and hold the price fixed once the drawings are approved. Call (850) 998-3090 if you are at the start of this process.
The required design pressure comes from the opening size, height above grade, and wind zone listed in the Florida Building Code, and every unit installed in Opa-locka must carry a Miami-Dade NOA showing it meets or exceeds that figure. For a ground-floor CBS ranch, typical design pressures run in the range that standard laminated impact IGUs handle, but the NOA must match the exact rough opening. We verify that before ordering. Call for a free measure and we will tell you your number.
Because the units do not exist until they are fabricated. Custom shaped and arched windows require engineering, die work, glass cutting, and finish coating. That is four to six weeks. The install itself is usually a single day once the units arrive. If a contractor promises a faster custom build, ask what they are actually ordering off a shelf. The lead time is real, and we plan the schedule around it honestly.
Yes, if the property sits outside the designated historic district. Non-historic Opa-locka homes still require Miami-Dade NOA-compliant impact units, but the preservation board has no jurisdiction there. The rough opening conversion from jalousie to custom impact is straightforward on CBS walls. We will pull the permit, order the custom unit, and install it once it arrives. Free estimate at (850) 998-3090.
You provide the insurer a completed wind-mitigation inspection report, which lists each opening, its opening protection type, and the Miami-Dade NOA or Florida Product Approval number for the installed unit. We give you the NOA documentation for every window we install, organized by opening, so your inspector can verify it in one pass. The inspection itself runs $75 to $150, and the premium credit depends on your carrier’s filed rates. Call us if you want the paperwork handled the same way Opa-locka’s preservation board wants it handled: clean, complete, and correct the first time.
Call Winslow Windows & Doors for Custom & Geometric Windows in Opa-locka
You are not buying windows off a truck. You are buying measured, engineered, code-compliant openings that have to survive a hurricane and pass a preservation board. We have done this work in Opa-locka long enough to know the buildings, the permits, and the pace of the historic district. Upfront pricing. No surprises on the invoice. A neighbor you can call at 2 a.m. and someone will actually answer. Call (850) 998-3090 to schedule your free in-home measure and written quote. We are the one down the road.
Written by Ed Winslow, Owner at Winslow Windows & Doors, serving Opa-locka since his team’s first Moorish Revival arched retrofit.
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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