Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
ECO Window Systems Custom & Geometric Windows in Miami: What to Know First
ECO Window Systems custom and geometric windows in Miami can be repaired or replaced by Winslow Windows & Doors, an independent ECO Window Systems service provider. Most custom shape jobs in the Miami market take 2 to 4 weeks from template to install, depending on the complexity of the arch or radius. Pricing for a true geometric ECO window system typically starts around $1,800 and climbs based on size, impact rating, and how unusual the shape is. If you own an ECO window in a circle-top, eyebrow, trapezoid, or oversized fixed shape and it’s fogged, leaking, or failing, call (863) 862-5435 for a free estimate.
This page is for Miami homeowners who bought ECO Window Systems products and now need custom or geometric window work done right. Whether it’s a failed insulated glass unit in an arched transom or a full custom replacement after a hurricane, we know these products and the specific ways they fail in South Florida’s climate.
How ECO Window Systems Products Fail - and How We Fix Them
ECO Window Systems builds a solid aluminum frame, but custom and geometric windows put stress on components that standard rectangular windows never see. Here’s what we actually find in Miami homes:
- Fogged glass in arched and radius ECO units. The ECO 4500 and 5500 series used in circle-tops and eyebrow windows develop seal failures faster than square units. The reason is simple: curved glass flexes more during Miami’s thermal swings, and the sealant at the apex of the arch gives out first. We replace the insulated glass unit rather than the whole frame, which saves homeowners 40 to 60 percent over full replacement.
- Operable geometric sashes that jam or drag. Trapezoid and parallelogram sashes in ECO custom work carry weight unevenly. On Miami homes near the coast, salt air corrodes the roller hardware on these odd shapes faster than on standard sashes. We re-hang the sash with properly shimmed geometry and replace corroded hardware with corrosion-resistant stainless components.
- Water intrusion at the base of oversized fixed ECO windows. Large fixed custom panes in the ECO 7000 line collect more water across their surface during Miami’s afternoon downpours, and the weep system gets overwhelmed if the original installers set the frame even slightly out of level. We pull the stops, inspect the internal weep channels, and re-seal the glazing pocket with manufacturer-spec silicone before resetting the glass.
- Impact glass delamination in custom-shape units. ECO impact laminate in curved and geometric windows shows delamination earlier in coastal zones because UV exposure on shaped units hits the laminate edge unevenly. We see this more in Miami Beach, Key Biscayne, and Coral Gables than inland. If your custom ECO impact window has a milky haze forming at the edge, it’s the laminate separating from the glass, and it needs replacement before the next storm season.
- Failed structural glazing in frameless geometric corners. Some ECO custom work uses structural silicone glazing on angled corner windows, and Miami’s intense summer heat breaks that silicone down faster than the manufacturer’s general warranty timeline assumes. We re-glaze these with a commercial-grade structural silicone rated for South Florida sun exposure.
Our ECO Window Systems Custom & Geometric Windows Process
When you call us about an ECO custom or geometric window problem, here’s how the job actually goes:
- 1
We pick up the phone. A live person answers 24/7. You describe the window, the shape, the symptom. We schedule a visit with no trip charge inside our home county.
- 2
We template and diagnose. For custom replacements, our technician measures the opening with a digital template tool that captures the exact radius or angle so the new unit matches the original. For repairs, we find the real cause, not the visible symptom.
- 3
We make the parts decision with you. If the frame is sound and the failure is in the glass or hardware, we price both OEM ECO replacement components and quality aftermarket equivalents and tell you straight which one makes sense for your situation and your warranty position.
- 4
We do the work. Custom ECO windows get installed with the same anchoring, shimming, and sealing standards Miami-Dade requires for new construction. We flash the rough opening properly and tie the new unit into the existing water barrier.
- 5
We test and show you. We run the sash through its full travel, check the seal with a moisture meter where water intrusion was the complaint, and walk you through what we did before we leave.
- 6
You get the 36500-Day Done Right Promise. If it’s not done right, we make it right. That’s the whole warranty conversation in one sentence.
What ECO Window Systems Custom & Geometric Windows Costs in Miami
Honest numbers for Miami, based on what we’ve quoted and installed over the years:
- Insulated glass unit replacement in an arched ECO transom: $450 to $950, depending on size and whether it’s impact-rated.
- Hardware rebuild on an operable geometric ECO sash: $300 to $700.
- Full custom replacement of a 4-foot by 4-foot fixed impact ECO window: $2,400 to $4,800.
- Oversized radius or eyebrow ECO window, impact-rated, 6 to 8 feet wide: $5,000 to $9,500.
What moves the price is glass type (impact laminate costs significantly more), the radius or angle complexity, floor height, and whether we can reuse the existing frame. A circle-top with two different radii costs more than a standard quarter-round. Call (863) 862-5435 for an exact quote. Estimates are free, and we honor our numbers.
Why Miami Homeowners Call Winslow Windows & Doors for ECO Window Systems Work
Ed Winslow grew up in Kendall and learned this trade through the construction technology program at Miami Dade College before years of installing alongside South Florida crews. Ed’s name is on the door, literally, and it’s on every ECO job we take. We’re an independent service provider, not an ECO dealer, which means we tell you the truth about your window even when the truth is “this shape isn’t worth repairing.” We also install PGT, CGI, CWS, and ES Windows, so if replacing your ECO unit with a different manufacturer’s product makes more sense for the opening, we’ll present that option without a sales pitch.
Every technician who arrives at your Miami home is background-checked, in uniform, and knows ECO products specifically. Calls get answered by a live person at 2 a.m. and 2 p.m. Upfront pricing with no surprises on the invoice. Seniors and veterans get 10 percent off, permanently. And the 36500-Day Done Right Promise is a century-long standard of accountability. My name is on the door, literally, and we’re the one down the road.
FAQs
We are not an ECO factory service arm, so a manufacturer warranty claim on the ECO product itself goes through ECO Window Systems or the original installer. However, we can often help you document the failure, and if the repair path is more practical than a warranty fight, we’ll tell you that straight. Our own workmanship is covered by the 36500-Day Done Right Promise: if we didn’t do it right, we come back and make it right. Call (863) 862-5435 to talk through your situation.
Yes, we template every custom opening digitally, so the replacement matches the original radius, angle, or curve. For rare shapes, we’ve gone to full physical templates to guarantee the match. This matters in Miami because many custom shapes were installed when permits were less strict and no two builders set them exactly the same. A close-enough replacement leaks, looks wrong, and fails inspection. Call (863) 862-5435 for a free estimate.
Most custom ECO shapes take 2 to 4 weeks from template to install. Impact-rated glass adds lead time because the laminate has to be cut and fused to the curved shape, and Miami-Dade product approval documentation for some shapes has to be pulled for the permit. Straight-run ECO windows we can often turn around faster. Call (863) 862-5435 and we’ll give you an honest timeline for your specific window.
If the frame is structurally sound and you have fogged glass or failed hardware, repair usually makes sense and costs less than half of replacement. If the frame itself is corroded from salt air, the glass is delaminated, or water has been getting into the rough opening long enough to rot the surrounding framing, replace it. We’ll show you the evidence either way and quote both paths so you decide with real numbers in hand.
Yes, we pull permits when Miami-Dade or your municipality requires them, and we schedule the inspection. Custom and geometric replacement windows in Miami generally require a permit because they affect the building envelope and, in impact zones, the storm protection of the home. We’ve done enough of these to know when the municipality requires an engineer’s letter on an oversized or unusually shaped opening. Call (863) 862-5435 to schedule your free estimate.
Written by Ed Winslow, Owner, Winslow Windows & Doors at Winslow Windows & Doors, serving Miami and nearby areas.
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