Geometric & Shaped Windows

Geometric & Shaped Windows in Coral Gables, FL | Winslow Windows & Doors

Geometric and shaped windows turn an ordinary wall into the focal point of a room. Triangles above a front entry, hexagons in a gable, octagons flanking a cathedral ceiling, radius curves softening a corner – these profiles are everywhere in Coral Gables architecture, from Mediterranean revival homes near Biltmore to contemporary builds along Riviera Drive. The challenge in Florida has always been getting those shapes with true hurricane-impact protection. Winslow Windows & Doors fabricates and installs custom impact-rated geometric windows across Coral Gables, matching your wind zone requirements without compromising the architectural line you designed. Call (904) 478-8983 and we’ll measure, engineer, and price your exact opening.

Call (904) 478-8983

Product Overview - Geometric & Shaped Windows

Geometric and shaped impact windows are custom-fabricated to the exact dimensions of your rough opening. There is no stock size to settle for. Whether you need a triangular window to cap a Palladian assembly in the Gables, a hexagonal accent above a door on Granada Boulevard, an octagonal centerpiece in a vaulted ceiling near the Country Club, or a curved radius unit wrapping a turret, each unit is built from aluminum or vinyl framing and glazed with laminated impact glass. The point of these windows is architectural character: they catch the angle of the morning light off the bay, frame a palm line, or balance a facade. And because Winslow Windows & Doors services Coral Gables full-time, we’re familiar with what the City’s building department expects on permit submittals for shaped openings in HVHZ territory. You keep the silhouette you drew. The window still performs.

These are not decorative-only units. Every geometric and shaped window we order for Coral Gables projects is engineered around the same impact standards we apply to standard rectilinear windows. The frame profile is reinforced at mitered joints to hold the glass under load. The laminated glass itself uses a PVB interlayer that keeps fragments bonded to the sheet if impact occurs. A shaped window can be the weakest point in a wall envelope if it’s under-engineered. Ours aren’t. If you’re planning a shaped opening on a new build in Cocoplum or retrofitting an existing one in the Moorish-style homes south of Miracle Mile, call (904) 478-8983 and we’ll walk you through what the engineering allows.

Technical Specifications

• Frame materials: Aluminum or vinyl, selected per project and finish needs. Aluminum for narrow sightlines and structural strength on larger shapes. Vinyl for thermal performance and budget-conscious projects.
• Maximum size: Custom-fabricated to order. No arbitrary stock ceiling. We engineer to the structural demands of the specific opening and wind zone.
• Glass options: Laminated impact glass with PVB interlayer, Low-E insulated glass, tinted glass, clear glass. Glass packages are matched to your energy code and exposure.
• Finish options: White, almond, bronze, black, tan. Powder-coated aluminum finishes hold color longer in the Florida sun than wet-paint alternatives, and the bronze and black read particularly well on Coral Gables’ Spanish and Mediterranean facades.
• Compliance: Miami-Dade NOA and Florida Product Approval numbers available per configuration. Engineered to Florida Building Code HVHZ requirements.

Because every unit is custom, we advise starting with a measurement. Configurations change, rough openings vary by a half-inch in older Gables homes, and wind-zone calculations depend on orientation and proximity to the coast. A 15-minute site visit in Coral Gables gives us what we need to quote accurately. Call (904) 478-8983 to schedule one.

Hurricane & Compliance Performance

Laminated Impact Glass
The glass package is built with a PVB (polyvinyl butyral) interlayer sandwiched between glass lites. Under missile impact, the glass may crack but the interlayer holds the fractured pane bonded to the frame, keeping the building envelope sealed and preventing wind-driven rain and pressure differentials from breaching the interior. This is the same interlayer technology used on full-scale hurricane windows throughout Coral Gables.

Miami-Dade NOA / Florida Product Approval
Each configuration carries Notice of Acceptance and Florida Product Approval documentation issued per specific geometry, glass make-up, and frame profile. The approval numbers travel with your quote, and we verify the exact NOA for your shaped window before you sign anything. Coral Gables permit reviewers expect this documentation up front.

FBC / HVHZ Compliance
These units are engineered to Florida Building Code High-Velocity Hurricane Zone requirements. HVHZ is the strictest wind-borne debris region in the state and applies to all of Coral Gables. The engineering covers glazing, frame connection, and anchoring so the window stays in the wall as one system, not three independent parts trying to cooperate.

TAS 201 / 202 / 203 Testing Context
HVHZ-rated products in Florida are tested under the TAS protocol family: TAS 201 for large-missile impact, TAS 202 for cyclic wind-pressure loading, and TAS 203 for forced-entry resistance. When we present a NOA for your geometric window, that approval exists because the product passed this sequence. It’s the difference between a window that looks strong and one that has actually been hit, cycled, and pried against.

Design Pressure for Your Wind Zone
Design pressures are matched to your actual wind zone, up to +/-100, never higher. Over-engineering beyond what the site requires wastes your budget. Under-engineering fails inspection. We calculate the required DP for your specific Coral Gables location and size the shaped unit accordingly. No one gets a stock number on a custom window.

Energy Performance
Low-E insulated glass options are available for shaped configurations where solar heat gain matters. A west-facing triangle in a Coral Gables living room gets brutal afternoon sun. Low-E coatings and insulated make-ups cut the heat load without needing a separate window treatment. We spec these based on orientation, not as a default upsell.

Color & Glass Options

The five finish options – white, almond, bronze, black, and tan – cover most of the exterior palettes you see across Coral Gables. White and almond suit the stucco tradition common around the University of Miami area. Bronze and black carry a Mediterranean weight that matches the darker iron work and wood accents on many Spanish Colonial homes near the Biltmore. Tan bridges the two, sitting quietly on a sandstone or coquina facade without calling attention to itself. Interior and exterior finishes can differ if you want white inside and bronze outside.

On glass, clear laminated impact is the most economical and lets maximum light through. Tinted glass cuts glare, which matters on full-sun gable windows in two-story Coral Gables floor plans. Low-E insulated glass is the choice when energy performance is a stated goal, particularly on larger shapes with significant surface area. You choose the glass for the room’s orientation; we’ll handle the structural calcs.

Installation by Winslow Windows & Doors in Coral Gables

A shaped window is only as good as its installation. The NOA that approves your triangular or octagonal unit assumes a specific installation method. If the frame is out of level, the glass is under uneven stress. If the perimeter is not sealed correctly, moisture finds its way behind stucco. If the anchoring is wrong, the whole assembly can fail under cyclic wind load. This is why we install every geometric window in Coral Gables ourselves, following AAMA 2400/2410 installation practice.

Our process starts with a pre-install inspection of the rough opening. We check for water intrusion, rot, and dimensional accuracy. Older Coral Gables homes often have rough openings that have shifted over decades. We correct those before the window goes in. The unit is set level, plumb, and square – critical on a triangle or hexagon, where even a quarter-inch out of square telegraphs itself visually. The perimeter is sealed with AAMA 812 low-expansion foam, then flashed and finished per HVHZ detail. After install, we run a water test and review the final reveal with you. Permitting in Coral Gables is strict; we know what the Building Department expects on shaped window submittals and can coordinate with your contractor or file directly. If you’re replacing a non-impact shaped window right now, call (904) 478-8983 and we’ll schedule an inspection before the next storm season starts.

Frequently Asked Questions - Geometric & Shaped Windows

What wind zone / design pressure is the Geometric & Shaped Windows rated for?
Design pressure is matched to your specific Coral Gables wind zone, up to +/-100, never higher. We calculate the required DP based on your home’s location, exposure, and the specific geometry of the window. The number is locked at the time of quote.

What is the lead time?
Because every geometric window is custom-fabricated, lead times run longer than stock rectangular units. We confirm current production timelines when we quote your project, and we order as soon as the deposit is in. Call (904) 478-8983 and we’ll give you a date range, not a guess.

Does it require a Miami-Dade NOA or Florida Product Approval submittal for my permit?
Yes. Coral Gables permit applications for impact windows require NOA or Florida Product Approval documentation covering the exact configuration being installed. We include those documents with your submittal package. No approval number gets reused for a different geometry without verification.

Can I customize the size or configuration?
Yes. Every unit is custom-fabricated to your opening. You’re not picking from a catalog of stock shapes. We take the dimensions from your plans or measure the opening ourselves in Coral Gables, then the unit is built to those exact numbers and angle specifications.

How do I maintain the frame?
Rinse the frame and glass with fresh water every few months to clear salt and debris, especially if you’re within a few blocks of the water in Coral Gables. Check the perimeter sealant annually. If you see cracking or separation, call (904) 478-8983 and we’ll inspect it. The glass itself requires nothing beyond regular window cleaning.

Get a Quote - Geometric & Shaped Windows in Coral Gables

If you’re planning a shaped window in Coral Gables – new construction or retrofit – start with a measurement. We’ll come to your property, take exact dimensions, check the existing opening, and prepare a line-item quote with the correct NOA documentation for your permit submittal. Call (904) 478-8983 and ask for a free on-site measurement for geometric and shaped windows. We’ll have a number back to you fast, and the window built right.

Written by the team at Winslow Windows & Doors, serving Coral Gables, FL.