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ECO Window Systems Windows & Doors in Marathon, FL

Every visit starts with

Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style

Styles & brands we work with

Single hungDouble hungHorizontal roller

Casement
Casement
Bay & bow
Bay & bow

Sliding glass doors

Entry doors
Entry doors

Impact garage doorsPGTCGI

Before & after – our own jobs

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Recent Project
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Full Restoration
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Complete Upgrade

ECO Window Systems Windows & Doors in Marathon, FL | TruePane Windows & Doors

We provide independent ECO Window Systems service across Marathon, from diagnosis and repair to full-frame replacement of impact-rated units. The one thing that makes our ECO work here different: we understand that every window swap on this island is a code-compliance job first, because Marathon sits inside Florida’s High Velocity Hurricane Zone. Call (754) 238-2201 for a free estimate, and we’ll tell you exactly what your openings need before anyone touches a saw.

Call (754) 238-2201

Why Marathon Residents Choose Us for ECO Window Systems Service

Our crews have been diagnosing and replacing ECO Window Systems product lines in Marathon’s HVHZ market since the post-Irma rebuild. That daily focus on NOA documentation and salt-driven corrosion patterns matters more here than anywhere else in the state. Dale Kessler grew up in Kendall, trained at Miami Dade College’s vocational program, and has been setting windows in South Florida for going on three decades, including Homestead Eco Window Systems service. He still measures every job himself. Measure it right the first time, or plan on coming back.

We run ECO Window Systems sales & service calls the way a glazier should: background-checked uniformed technicians, both warranty layers registered in writing before the truck leaves the driveway, and a Done Right Promise that covers the workmanship with no paperwork fights. If the pane is not true, the job is not done.

We’ve been serving Marathon service area homeowners long enough to know which streets took the worst of Irma and which older CBS blocks still have original jalousie frames hiding behind drywall. That local memory saves you money on the estimate and headaches at the permit counter.

Common ECO Window Systems Windows & Doors Problems We Solve in Marathon

  • Salt-induced pitting and white corrosion bloom on ECO aluminum frames. Marathon’s narrow coral-limestone island puts salt air on every facade, 360 degrees, with no inland buffer. Ocean-facing elevations on Key Vaca typically show visible pitting within 2 to 4 years of install. We inspect frame channels and fasteners before recommending repair versus replacement.
  • Seized or stripped ECO operator arms on casement windows. The 5700 casement’s operator mechanism is the first thing to fail under constant salt air when maintenance cycles slip. We see frozen arms on Atlantic-facing rooms more than anywhere else. If the frame is true, we replace the operator with OEM or marine-grade stainless hardware and re-seal the perimeter.
  • ECO 9000 sliding glass door roller bearings seize from omnidirectional salt spray. When the rollers bind, the panel gouges the track and the door stops sliding without real force. We replace rollers and realign the track, or recommend a full panel swap if the track is chewed through. Marine-grade aftermarket rollers match Marathon’s corrosion profile better than standard OEM on older doors.
  • Weep hole blockages in ECO frame channels from wind-driven salt crust. Even with intact seals, interior seepage can trace back to weep holes plugged solid with salt. We clear the channels, verify drainage, and check the sill pan for the next storm. This is a routine Marathon repair that mainland shops rarely see.
  • Racked or heavily pitted ECO frames on post-Irma rebuilds. Some rebuilds were rushed, and we find units installed out of square or with frames already compromised by salt. When the frame is racked, we do not patch it. We recommend full replacement with a current NOA-certified ECO unit sized correctly for the opening.

ECO Window Systems Service in Marathon: What Local Conditions Mean for Your Equipment

Marathon’s original 1950s through 1970s concrete block homes were framed around the slim profile of jalousie windows, and that legacy shapes nearly every ECO installation on the island. Modern NOA-certified impact units are deeper and wider than jalousie frames, which means the rough opening is almost always the wrong size. On a standard mainland swap, the new window drops into the old hole. Here, the block has to be cut larger or infilled, and Monroe County inspectors check that work specifically during permit close-out. If the opening is not converted correctly, the NOA listing is void and the installation will not pass. We handle the cutting, the infill, the anchor spacing, and the NOA documentation as one scope, because in Marathon they are one job.

Our crew recently replaced seven jalousie openings in a 1963 CBS home near Sombrero Beach, including an ECO 5700 casement on the Atlantic-facing wall that had a frozen operator arm from salt exposure. We cut the rough openings larger to fit the new impact units, pulled an updated NOA for each, and passed Monroe County inspection on the first visit. That is the standard, not the exception.

ECO Window Systems Models & Products We Service in Marathon

We service the ECO 4500 Single Hung, ECO 5700 Casement, ECO 9000 Series Sliding Glass Door, and ECO 700 Series Awning. We use OEM ECO hardware like handles, balances, and rollers when lead times allow. For older discontinued lines, we source marine-grade aftermarket stainless steel hardware that matches Marathon’s corrosion profile. We repair only when frames and glass are intact. Any racked or heavily pitted ECO unit gets a full replacement recommendation, and we quote manufacturer lines side by side on paper so you see exactly what you are buying. We are an authorized installer for more than a dozen manufacturers, but for ECO specifically, we are independent, not factory-authorized, including Eco Window Systems in Coral Gables.

ECO Window Systems Service Pricing in Marathon

Service call diagnostics in Marathon typically run $75 to $150, and that amount is credited toward the repair if we do the work. Replacing a single ECO 4500 single hung with a new NOA-certified impact unit generally lands between $900 and $1,600 installed, depending on whether the rough opening needs cutting or infill. An ECO 9000 sliding glass door replacement runs $2,500 to $4,800 installed, with concrete work and NOA documentation included in that figure. A full-frame replacement of three to five jalousie openings in an older CBS home typically falls between $5,000 and $12,000, driven by the masonry conversion, not just the window cost. Our free estimate includes a written line-item quote, so you see the labor, the materials, and the permit scope separately. Call (754) 238-2201 to schedule yours. We offer a permanent 5% discount for seniors and veterans, and a free written repair estimate.

Serving Marathon, FL - Our Local Coverage Area

We’re based in the Marathon area and know this community well, and we also serve Eco Window Systems in Key Colony Beach. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.

FAQs - ECO Window Systems Windows & Doors in Marathon

Service Areas Near Marathon

While we focus on Marathon and Key Vaca, we also take ECO Window Systems calls in nearby Florida markets. If you’re looking for ECO Window Systems service in Margate or ECO Window Systems service in Medley, our crews cover those areas too. We’ll tell you honestly whether your job is in our regular route before we schedule it.

Book Your ECO Window Systems Service in Marathon Today

Call (754) 238-2201 and a live person answers, 24/7. We’ll schedule your free estimate, measure every opening twice, and put the quote in writing. If you’re in Marathon and your ECO windows or doors are pitted, sticking, or leaking, we’ll be there when we say.

Written by Dale Kessler, Owner at TruePane Windows & Doors, serving Marathon since the post-Irma rebuild.

Why Impact

Six Reasons Homeowners Choose TruePane Windows & Doors

Hurricane Protection

Impact systems engineered to design pressures up to +/-100, matched to your wind zone - your openings hold when the storm arrives.

Energy Savings

Low-E insulated impact glass from our manufacturer lines commonly cuts monthly cooling bills 20-30%.

Noise Reduction

Laminated impact glass shuts out up to 40% of outside noise - traffic, neighbors, weather.

Burglar Resistant

Monitoring services run $30-90 a month. Laminated impact glass resists forced entry around the clock, with no subscription.

Insurance Savings

Florida homeowners average around 25% savings on the windstorm portion of their policy after protecting every opening - some homes qualify for more.

Property Value

A full impact package upgrades curb appeal, buyer confidence and appraised value in one project.

Other Services

Other TruePane Windows & Doors Services

Reviews

What Neighbors Say About TruePane Windows & Doors

★★★★★

"Whole-house window replacement at 71 years old is not something you want to do twice. Dale walked the house himself for the quote. Crew was the same three men all four days, and the foreman knew every window by room."

PPat and Ray L.
★★★★★

"Our bay window had rotted at the sill and two other outfits wanted to talk us into a flat picture window instead. TruePane rebuilt the opening and matched the original look. Neighbors have knocked on the door about it."

GGene A.
★★★★★

"French doors to the patio, custom size because this house was built in 1961 and nothing is standard. Measured twice, three weeks to fabricate like they warned, and the install day they laid runners over my floors without being asked."

MMarie S.
★★★★★

"A casement crank had stripped and the sash was swollen shut. The technician, Ray, fixed the crank on the spot and only then talked about replacement for the three windows that were genuinely done. That is why the whole street uses them now."

EEleanor G.
★★★★

"Had fog between the panes in four windows. They explained the seals had failed and argon was long gone, replaced the glass units instead of selling me whole windows. Honest outfit."

FFrank D.
★★★★★

"Impact windows on the whole house. They handled the permit, the inspection, and gave me a folder with every approval number for the insurance company. My windstorm premium dropped enough to notice."

BBill T.
★★★★

"Storm door and a new back entry door. Small job, but they treated it like one that mattered. Screws in the hinges are stainless, the sweep actually seals, and the invoice matched the phone quote to the dollar."

VVernon H.
★★★★★

"Eleven windows replaced in two days. The crew chief, Marcus, showed me the level on every single frame before they caulked it. My wife noticed the street noise was gone before I did."

RRonald P.
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