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Mr-Glass Custom & Geometric Windows in Miami: What to Know First
We handle service and repair on Mr-Glass custom and geometric windows across Miami, from Coral Gables to Kendall, as an independent Mr-Glass service provider. Most jobs get diagnosed in one visit, with parts ordered to spec and turnaround typically running five to ten business days depending on whether we’re matching OEM hardware or machining a replacement component. Prices are honest and written down before we touch anything, and you’ll know exactly what you’re paying before the work starts. If you own Mr-Glass windows with arched tops, radius corners, or unusual angles and something isn’t opening, sealing, or holding the way it should, call (754) 238-2201 and we’ll take a look.
How Mr-Glass Products Fail - and How We Fix Them
Mr-Glass built a reputation on shaped windows that other manufacturers wouldn’t quote: circles, hexagons, trapezoids, and eyebrow arches. That’s good for the homeowner who wants a window that follows the roofline. It’s harder on the guy who has to service it a decade later, because angled frames stress glass and hardware in ways square frames don’t. Here’s what we see most often in Miami, and what we do about it:
- Radius corner seal failure on fixed geometric units. Mr-Glass’s fixed shaped units, especially those installed in the 2000s, used glazing beads that flex more in a Miami summer than northern installs ever will. The seal’s not defective from the factory. It’s the thermal cycling between a 74-degree interior and a 96-degree afternoon that works the bead loose over ten or fifteen years. We see it most on large trapezoids facing west in Doral and Hialeah. Our fix is a full re-glaze with fresh setting blocks and new bead, not a tube of silicone over the old one.
- Arched top sashes that bind at the crown. Any Mr-Glass venting arch, especially the older radius-arch casements, eventually develops hinge sag because the sash weight isn’t evenly supported across the curve. When a homeowner says the window opens halfway and then stops, that’s almost always the top hinge wearing oblong. We replace the hinge set with a heavier-gauge aftermarket pair and reset the sash plumb. The window opens like it did when it was installed.
- Geometric window leaks that show up as drywall staining below the sill, not as water on the glass. This is the one that fools people. The water isn’t coming through the glass seal. It’s coming through the frame-to-rough-opening joint because the original installer didn’t flash an angled rough opening correctly. Mr-Glass’s warranty covers the window, not the installation. We pull the interior trim, flash the opening correctly, and reset the unit. The leak stops at the source, not at the symptom.
- Single-edge stress cracks on oversized fixed shapes. Big Mr-Glass picture units with clipped corners or one angled side take wind load unevenly. In a Miami hurricane season, the point where the angled side meets the straight side is a stress riser. We’ve pulled units in Westchester and Palmetto Bay where a crack started exactly at that corner. When we replace oversized Mr-Glass shapes, we upgrade to impact-rated glass and re-point the frame anchoring so the load path isn’t concentrated at the angle.
- Failed balances on Mr-Glass double-hung upper sashes. Mr-Glass sourced balance hardware from a few different suppliers over the years, and some of the older coil balances give out around year twelve. You’ll notice the top sash holds, holds, then drops like it was dropped off a truck. We measure the sash weight and order the right balance strength. It takes one visit to quote, one visit to swap both sides.
Our Mr-Glass Custom & Geometric Windows Process
- 1
You call (754) 238-2201. A live person picks up. We ask what the window looks like, what it’s doing, and whether it’s upstairs or downstairs. We schedule a time and we’re there when we say.
- 2
We measure and diagnose on site. Every opening gets measured twice. For geometric units, that means checking the diagonal and the radius, not just width and height. We’ll tell you what’s wrong, what it’ll cost, and what the options are.
- 3
Parts decision. If the part is available through Mr-Glass distribution channels, we quote OEM. If it’s discontinued or on a long lead time, we’ll tell you what a quality aftermarket equivalent will do and whether it changes anything underneath. You make the call. We put it in writing.
- 4
The repair. We do it right the first time, which means setting blocks in the right places, shimming to true, and torqueing fasteners to spec instead of by feel. If it’s impact glass going into a Miami opening, we make sure the anchoring will pass inspection.
- 5
Testing. Every sash gets cycled five times after the repair. We check for square, for seal, for smooth travel. If it doesn’t move like new, it isn’t done.
- 6
Guarantee. Every Mr-Glass job at TruePane Windows & Doors is covered by the Done Right Promise and The Keystone Standard. If it’s not done right, we make it right.
What Mr-Glass Custom & Geometric Windows Costs in Miami
The honest answer is that it depends on whether we’re fixing hardware, re-glazing, or pulling the whole unit to rebuild the opening. A single balance replacement on a double-hung runs $145 to $235. Re-glazing a fixed geometric unit with fresh seal and bead typically lands between $325 and $600, depending on size. Replacing a full arched or radius corner window with impact-rated glass starts around $900 and rises with the size of the unit and the anchoring work involved. What moves the price most on custom shapes is the size of the unit, whether the frame needs to be re-flashed, and whether the old hardware is available OEM or we’re sourcing equivalent aftermarket. You’ll always see the number before the work starts, and no one will ever surprise you with a change order. Call (754) 238-2201 for a free estimate on your specific Mr-Glass windows.
Why Miami Homeowners Call TruePane Windows & Doors for Mr-Glass Work
We’ve been working on South Florida windows since before half the custom home builders now selling geometric glass were in business. Dale Kessler grew up in Kendall when it was still nurseries and canal roads, and he learned glazing by watching his father re-glaze storefronts along the Tamiami Trail. That’s the kind of background that matters when the window is a one-off shape no catalog covers. We’re an authorized installer for more than a dozen manufacturer lines including PGT, CGI, CWS, and ES Windows, so if a Mr-Glass unit is beyond saving, we can quote you a real replacement, side by side on paper. Our technicians are background-checked and uniformed, and one of them has measured every opening twice before you ever see a number. Done right is the standard, not a slogan.
FAQs
Many Mr-Glass products carried a limited warranty on the insulated glass unit, but the specifics depend on the original purchase date, the product line, and whether the warranty was ever registered. We have helped Miami homeowners track that down more than a few times. As an independent Mr-Glass service provider, we don’t administer Mr-Glass warranties, but we’ll tell you honestly what’s covered and what isn’t before any work is quoted. Call (754) 238-2201 and we’ll help you figure out where you stand.
We can repair most of them, and we’d rather repair than replace when the frame is still sound. Balance replacements, hinge swaps, re-glazing, and re-flashing all keep the original window in service. Replacement makes sense when the glass is cracked, a seal has been gone long enough that mineral deposits have etched the interior surface, or the frame itself has started to rot or warp. We’ll show you what we see and make a recommendation based on the unit, not on what’s easiest for us.
Most hardware repairs finish the same day we’re on site. Anything requiring a manufactured part, like a radius sash or a custom glass unit, typically takes five to ten business days once we’ve got exact measurements. We’ll give you a realistic timeline when we quote the job, and we won’t leave you waiting on a promise that was soft from the start.
When the job requires a permit under Miami-Dade or city of Miami code, we pull it. Impact-rated replacement windows and any work that changes the structural opening fall under rules that aren’t optional. We’ve been doing this long enough to know which jobs need what, and we’d rather pull a permit and pass inspection than skip a step and leave you with a problem when you go to sell the house.
That’s fine. Bring us the window and the opening, and we’ll figure out what you have. Dale Kessler has been measuring, sourcing, and setting windows and doors in South Florida for going on three decades, and he still measures every job himself. Measure it right the first time, or plan on coming back.
If you own Mr-Glass custom or geometric windows in Miami and something isn’t right, call (754) 238-2201. We’ll send someone who knows what he’s looking at, who tells you the truth about what it costs, and who stands behind the work in writing.
Written by Dale Kessler, Owner, TruePane Windows & Doors at TruePane Windows & Doors, serving Miami 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.



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