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 Sarasota: What to Know First
ECO Window Systems custom and geometric windows in Sarasota can be repaired, reglazed, or replaced by an independent service provider, and we do that work regularly. Most jobs run two to six weeks from signed quote to finished install, depending on whether we’re working with original frames or full tear-outs. Pricing is honest and fixed: a typical custom or geometric window job in Sarasota falls between $1,800 and $7,500 per opening, and you’ll see every line item before we cut a single lite. TruePane Windows & Doors is an independent ECO Window Systems service provider, not a factory branch. If you own a home in Sarasota with these windows and something is off, call (941) 214-2069 and a live person will answer.

This page is for homeowners who bought ECO Window Systems products, likely through a builder or a remodel years ago, and now have a trapezoid over the entry that leaks, an arch window with a fogged seal, or a curved glass unit that no one seems willing to touch. We work on these because most companies won’t. Custom geometry is the part of the trade where the wrong shop shows up with a tape measure and hope. We show up with templates, radius gauges, and a process that was built for this.
How ECO Window Systems Products Fail - and How We Fix Them
ECO Window Systems products are built in Florida, which means the design assumes Florida heat, humidity, and storm pressure. That’s good. But no product survives a bad install, and custom shapes stress every part of the frame faster than standard rectangles do. Here are the failures we see most in Sarasota homes:
- Arched and radius units losing seal at the apex. ECO’s radius and arch windows use segmented IGUs (insulated glass units) that meet at a header point. In Sarasota’s humidity, if the original installer set the frame even slightly out of square, the sealant at the apex is the first place to fail. We see fogging start at the top curve and spread downward. The fix is a template-matched replacement IGU, set into a corrected frame, not just a glass swap.
- Trapezoid and parallelogram frames racking over time. Geometric windows like trapezoids and parallelograms carry load differently than rectangles. On ECO units with narrow aluminum frames, we’ve seen racking in homes along the Siesta Key corridor where salt air and storm flex work on the corners. The symptom is a window that won’t lock in July but locks in January. We re-square the opening, shim correctly, and reset the unit. Dale Kessler reads a rough opening the way other people read a room, and he catches what’s off before the first piece of glass is unloaded.
- Weep system blockages on horizontal slider geometrics. Any shaped window with a horizontal track collects debris faster than a vertical window. ECO’s weep holes are smaller than some competitors, which means Sarasota oak pollen and fine sand can clog them. Water pools in the track, wicks into the frame, and stains interior drywall. Our fix is a track cleaning, weep clearing, and reseating. We also check for frame corrosion while we’re in there, because Sarasota salt air never stops working.
- Oversized fixed picture windows with dimpled glass from storm debris. ECO fixed geometrics, especially big units over eight feet, get pitted by wind-blown sand and branch strikes. Once the surface is dimpled, the glass weakens and the warranty argument begins. We replace with OEM-spec laminated glass when available, or a quality aftermarket IGU with matching solar properties. The second option often cuts cost by 25 to 40 percent without changing the window’s look.
- Builder-grade caulking failing around geometric exterior trim. This isn’t an ECO design problem, it’s an install problem, but it’s the most common call we get. The caulk line on a curved or angled exterior mullion fails within five to eight years in Sarasota sun exposure, water gets behind the frame, and the homeowner sees interior staining. We remove old caulk, inspect the flashing, replace it if needed, and reseal with a marine-grade product rated for Florida UV. Done right, that line lasts.
Our ECO Window Systems Custom & Geometric Windows Process
When you call us about an ECO custom or geometric window in Sarasota, here’s how the job goes:
- 1
Call and talk to a person. You reach a live human, 24/7. You describe the window, the problem, and the address. We book a site visit that fits your schedule.
- 2
Template and measure. A uniformed, background-checked technician comes out. For curved or angled windows, we take a physical template of the opening, not just a tape measurement. Dale’s rule applies: if the opening is out of square by more than a reasonable tolerance, we document it and tell you before any glass is ordered.
- 3
Parts decision on paper. We quote OEM parts where the warranty still applies and they’re available, and quality aftermarket parts where they’re the better value. Side by side, on paper, with prices. You choose, and you know what you’re buying.
- 4
The work. Most single-window service jobs are done in one visit. Full-frame replacements take longer, but you’ll have a schedule before we start and we hold to it. We’ll be there when we say.
- 5
Warranty registration and testing. The Keystone Standard means both manufacturer warranty layers get registered in writing, with durations stated, before the truck leaves your driveway. We test the window for lock operation, seal integrity, and drainage.
- 6
The 90-Day Done Right Promise. If it’s not done right, we make it right. No paperwork fights, no arguing, no fine print that covers neither.
What ECO Window Systems Custom & Geometric Windows Costs in Sarasota
Every opening is different, but here are the ranges we quote most often in Sarasota for ECO custom and geometric work:
- Seal repair on a radius or arch IGU (glass only): $900 to $2,200 per unit, depending on size and whether we can template in place.
- Full frame replacement for a trapezoid or parallelogram window: $2,400 to $5,800, including new glass, frame, trim, and finish work.
- Oversized fixed geometric over eight feet: $4,000 to $7,500, driven by glass thickness, laminated requirements, and crane or lift access if needed.
- Caulking, flashing repair, and reseal on existing unit: $450 to $1,100 per window, depending on access and how much old sealant has to be removed.
What moves the price: opening size, glass type (laminated impact glass runs higher than standard insulated), access from a ladder or lift, and whether the original rough opening needs correction. You’ll get a written line-item quote before we order anything. Call (941) 214-2069 to schedule your free estimate. A senior or veteran discount of 5% applies to every job, and we have a $50 credit on any repair over $250.

Why Sarasota Homeowners Call TruePane Windows & Doors for ECO Window Systems Work
We have served this community for over 42 years, and Dale Kessler founded TruePane Windows & Doors in 2008 out of a principle that out-of-true installs and voided warranties were problems worth fixing permanently. We’re authorized installers for more than a dozen manufacturer lines including Andersen, Pella, Marvin, Milgard, Jeld-Wen, PGT, CGI, and ES Windows, which means when an ECO unit is beyond repair or a second opinion is needed, we can quote you a comparable product from another manufacturer side by side. For ECO Window Systems work specifically, we’re the shop that will template a radius, re-square a trapezoid opening, and register both warranty layers in writing. If the pane is not true, the job is not done. That’s the founding rule, and it governs every install we do. We sponsor county fairs and church roof funds because we plan to be in Sarasota in thirty years. When you call, a live person answers, every time, 24/7.
FAQs
No. As an independent ECO Window Systems service provider, we follow warranty-safe practices: we document the failure, use OEM parts where the warranty still applies and they’re available, and register the work in writing. If a warranty claim is the right path, we tell you that straight before we take the job. Call (941) 214-2069 and we’ll talk through your specific window.
Yes. We template the opening physically, then source a replacement IGU made to match the original radius, glass thickness, and solar performance. If OEM glass is no longer available, we use a quality aftermarket equivalent and show you the spec sheet before we order. Call (941) 214-2069 for a free estimate on your specific shape.
Most replacement units are manufactured in two to four weeks, then installed in a single visit. Full tear-outs of oversized fixed units can run longer if we need a lift. You’ll have a schedule in writing before we start, and we hold to it. Call (941) 214-2069 to get your job on the calendar.
If the glass is fogged but the frame is square and the drainage works, a seal repair or IGU replacement is usually the right call and runs $900 to $2,200. If the frame is racked, corroded, or leaking, replacement makes more sense long-term. We’ll show you both options with prices and let you decide. Call (941) 214-2069 for an exact quote, and remember, estimates are free.
Yes. We work throughout the Sarasota area, including Siesta Key, Longboat Key, Lakewood Ranch, Palmer Ranch, and Bradenton. If you’re in the larger Sarasota region, call (941) 214-2069 and we’ll tell you when we can be there.
If it’s not square and it’s not sealed, the rest of the conversation is going to be expensive. If your ECO Window Systems custom or geometric window is showing signs of trouble, call (941) 214-2069 for a free estimate. A live person answers, and we’ll schedule a tech to take a real look. We stand behind the work, in writing, every time.
Written by Dale Kessler, Owner, TruePane Windows & Doors at TruePane Windows & Doors, serving Sarasota and nearby areas.
Six Reasons Homeowners Choose TruePane 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