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ECO Window Systems Bathroom Remodeling: The Fort Lauderdale Owner’s Guide
If you own a Fort Lauderdale home with ECO Window Systems windows and you’re planning a bathroom remodel, the window and wall connection is usually where the project gets complicated. A full bathroom remodeling project in Fort Lauderdale that involves ECO Window Systems windows typically runs $9,000 – $28,000 installed, depending on whether we’re reframing around an existing window, replacing a failed unit, or waterproofing the wall assembly around a shower window. Most Fort Lauderdale homeowners call us after they notice water staining on the drywall below a bathroom window, or when the window itself has become so fogged with condensation between the panes that the glass looks milky from across the room.
We’re Mason Remodeling Co Fort Lauderdale, and we’re an independent contractor, not affiliated with ECO Window Systems. What that means for you: we stock and install ECO Window Systems-compatible parts, we match the original specs, and we tell you what we found, what it takes to fix it, and what it will cost, before we touch a thing.
Which ECO Window Systems Models This Applies To

ECO Window Systems manufactures impact-rated aluminum and vinyl windows widely installed in South Florida, and in bathrooms we most often see their horizontal slider and single-hung lines. The compatibility gotcha that trips up a lot of Fort Lauderdale homeowners is this: ECO’s impact-rated bathroom windows are not interchangeable with standard units from other brands at the rough opening, because the frame depth on the impact series runs deeper to accommodate the laminated glass package. If you’re reframing or enlarging a bathroom window as part of the remodel, the new rough opening has to be sized to the ECO frame, not to a generic window spec.
To identify what you have, look at the corner of the glass itself. ECO Window Systems etches a small certification code into the laminated interlayer, visible at low angle along one edge. That code tells us the glass package, the impact rating, and the manufacturing date. On the frame, there’s a label on the head or jamb with the series identifier. If the label is gone, we measure the frame depth and the glass thickness. On the OEM-versus-aftermarket question: for ECO impact windows, we always push OEM glass packs when the frame is still sound, because the laminated interlayer thickness has to match exactly or the window won’t pass a post-installation water and air test. Aftermarket hardware, like rollers and locks, is fine. Glass, we don’t gamble on.
Styles & brands we work with







Signs Your ECO Window Systems Bathroom Remodeling Is Failing
- Fogging between double panes. The seal between the panes has failed and the desiccant inside the spacer bar is saturated. Once that happens, the fog won’t burn off. The glass pack needs replacement; the frame can usually stay.
- Water staining on drywall under the window. This is almost never the window itself. It’s the flashing or the silicone joint at the sill, or a failed waterproofing membrane behind the tile. In a shower window situation, it can also be water wicking through grout joints into the rough opening.
- Crank or slider is suddenly hard to operate. Aluminum frames in Fort Lauderdale’s salt air corrode at the track, especially the lower track on horizontal sliders. The rollers bind, and forcing the window bends the operator hardware.
- You feel air movement around the frame on windy days. The original install may have skipped backer rod and sealant behind the nailing flange. We see this on homes built in the early 2000s all over Victoria Park and Sailboat Bend.
- Tile cracking at the window corners. The wall assembly is flexing, often because the header above the window was undersized or the rough opening wasn’t strapped to code. This one requires opening the wall to fix correctly.
See the difference
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After
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AfterReplacement Cost & What’s Included

For a bathroom remodel in Fort Lauderdale involving ECO Window Systems work, most projects land between $9,000 and $28,000. Here’s what that covers:
- Window-level work only: glass pack replacement, hardware swap, or full unit replacement, generally $800 – $2,500 per window depending on size and impact rating.
- Tub or shower window waterproof integration: reframing, flashing, Kerdi membrane or equivalent, and tile prep around the window, usually $3,500 – $7,000 as part of a larger bathroom scope.
- Full bathroom remodel with window work included: $9,000 – $28,000 in Fort Lauderdale, with the spread driven by fixture grade, tile choice, and whether we’re moving plumbing.
Every estimate is a written price before any work starts. No verbal estimating, no change orders we haven’t flagged and priced in writing. The work is covered by our 365-Day Done Right Promise, which means if something isn’t right within a year of completion, we make it right at no cost to you.
DIY or Call Us?
You can clean the track, check the weep holes on the bottom of the frame, and recaulk an exterior sill joint if you’re confident on a ladder. You should not attempt an impact glass pack replacement. These are laminated, heavy, and under frame pressure. A bad install leaks, and in a bathroom, a leak inside the wall cavity means mold you won’t see until the tile starts moving. The last thing we want is a Fort Lauderdale homeowner opening up a shower window at 9 p.m. with a utility knife and a prayer.
If the window is fogged, the glass pack is done. Call us at (754) 354-3720 and we’ll tell you over the phone whether it sounds like a repairable seal issue or a full replacement, and what the honest price range is before we ever schedule a visit.
FAQs

We typically see 10 to 18 years of useful life on glass packs in Fort Lauderdale bathrooms, with the shorter end common in bathrooms that generate heavy steam without a working exhaust fan. The constant humidity and salt air corrode seals and spacer bars faster than in drier climates. Call (754) 354-3720 and we can inspect yours for free.
Fogged glass between panes means the insulated glass unit has failed, and it cannot be repaired, but the frame rarely needs replacing. We swap in a new glass pack matched to the original ECO spec, which usually runs a fraction of the cost of a full window replacement.
A single glass pack or full window swap inside a bathroom that’s already down to studs takes us one day. If we’re reframing the opening, moving plumbing, and doing full waterproofing around a shower window, that section of the remodel adds two to three working days to the project. We’ll give you a written schedule before we start.
We stock common ECO-compatible hardware on the truck, rollers, locks, keepers, and sill track components, and we order glass packs to the exact original spec, which typically arrives in five to seven business days in Fort Lauderdale. If your window is failed but the remodel isn’t urgent, we’ll get everything staged before demo day.
Written by Isaac Pruett, Owner, Mason Remodeling Co Fort Lauderdale at Mason Remodeling Co Fort Lauderdale, serving Fort Lauderdale and nearby areas.


