Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
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Before
AfterMr-Glass Custom & Geometric Windows in Miami Lakes: What to Know First
We provide independent Mr-Glass custom and geometric window service in Miami Lakes, typically completing measured surveys within 48 hours of contact and delivering written, line-item pricing before any work begins. Most custom Mr-Glass installations run 3-6 weeks from signed quote to final seal inspection, depending on glass tempering schedules and Miami-Dade permit routing. We are not affiliated with or authorized by Mr-Glass; we are an independent Mr-Glass service provider that installs, replaces, and repairs these units under our own Haven Standard.
This page is for Miami Lakes homeowners who already own Mr-Glass products and need arched, curved, geometric, or oversized custom units installed or replaced - or who are comparing Mr-Glass against other custom lines for a new opening. Call (786) 755-8730 to schedule your free measured survey. The document we leave with you becomes your quote; those two numbers do not diverge.
How Mr-Glass Products Fail - and How We Fix Them
- MG-Impact 5500 series: seal decompression in radius-topped units. The arched top lite in this series carries stress at the springline where the curve transitions to the jambs. In Miami Lakes, the combination of daily thermal cycling and high humidity forces the dual-seal system to breathe more than designed. We see this as interior fogging that clears by noon, then returns. Our fix: we source the OEM curved IGU from Mr-Glass’s Hialeah distribution point when available, or we spec a replacement from our ES Windows custom line with comparable DP-50 ratings and faster tempering turnaround.
- MG-Architectural fixed geometric: anodized frame creep in trapezoid and pentagon shapes. These non-rectangular frames lack the diagonal bracing of standard operable units. Over four to seven years, the aluminum extrusion relaxes, opening gaps at the mitered corners. Water intrusion follows, usually staining the drywall beneath the sill. We disassemble the frame, verify the rough opening is still square to within 1/8 inch, and rebuild with marine-grade corner keys and a fresh structural silicone backer rod. If the original unit is out of production, we fabricate a replacement from our CWS custom shop.
- MG-Oversized fixed picture units: glass-edge delamination in south- and west-facing elevations. Mr-Glass builds these with 1-inch overall IGUs for impact rating, but the exposed edge length in oversized units exceeds the standard desiccant capacity. In Miami Lakes homes near the golf course or on Royal Oak, where reflected UV is intensified, we find edge fogging at year six or seven, not the ten the warranty suggests. We replace with a warm-edge spacer system and upgrade to low-E with a 0.25 SHGC where the original was clear.
- MG-Geometric casement: hinge fatigue in triangular and hexagonal sashes. The hinge hardware is spec’d for rectangular weight distribution; in angled sashes, the lower hinge carries 60-70% of the load. The sash drags, then the operator arm strips. We replace with heavy-duty Roto hardware rated for offset loads, or we convert to fixed if the opening does not require egress. We document the load calculation and leave it with the customer.
- MG-Custom radius: laminated glass interlayer bubbling after Hurricane Irma-era installs. Units installed 2016-2018 in Miami Lakes sometimes show PVB separation at the curve apex, visible as a haze that does not wipe off. This is a manufacturing-era issue, not installation error. We identify it during our measured survey with a polarized light check, then quote replacement with SentryGlas or a comparable ionoplast interlayer that tolerates the radius stress.
Our Mr-Glass Custom & Geometric Windows Process
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Measured survey. Sonia Raman or a verified crew member arrives with a printed license card, measures the rough opening to 1/16 inch, and records frame squareness, plumb, and sill level. You keep this document. We also photograph existing conditions and any interior finishes that constrain our approach.
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Diagnosis and parts decision. We identify the Mr-Glass series, manufacturing date if visible, and failure mode. If the unit is under ten years old, we attempt OEM sourcing first. If lead time exceeds six weeks or the series is discontinued, we quote a quality aftermarket equivalent from PGT, CGI, or CWS with matched performance specs.
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Written scope and price. The measured survey becomes the quote. Line items include glass spec, frame finish, hardware grade, permit fees, and disposal. No change orders are permitted unless you modify the scope. This is Haven Clause 1: Have it in writing.
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Installation. Our crew arrives uniformed and background-checked, verified under Haven Clause 3. We set the unit, shim to the survey, flash with self-adhered membrane, and seal with OSI Quad or equivalent. We do not caulk over old sealant.
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Testing and documentation. The operating hardware is tested by a second technician, not the installer. We photograph the completed installation, the sealant bead, and the hardware function. You receive the photo record and the 365-Day Done Right Promise in writing.
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Cleanup and final invoice. The invoice matches the quote to the cent. We leave the site broom-clean and haul the old unit.
Before
AfterWhat Mr-Glass Custom & Geometric Windows Costs in Miami Lakes
| Scenario | Typical Range | What Moves the Price |
|---|---|---|
| Standard arched top replacement, MG-Impact 5500 series | $1,800 - $2,400 | Radius complexity, impact rating, interior wood wrap |
| Trapezoid or pentagon fixed geometric, new install | $2,200 - $3,600 | Size, glass thickness, custom frame color match |
| Oversized picture unit, 60+ sq. ft., impact-rated | $4,500 - $7,200 | Crane or glass cart necessity, tempering schedule, lift |
| Geometric casement hinge and operator rebuild | $340 - $580 | Hardware grade, sash removal complexity |
| Radius unit with delaminated interlayer, full replacement | $2,800 - $4,100 | Interlayer upgrade, DP rating, finish match |
Permit fees for Miami Lakes run $180-$320 for custom window replacements; we pull permits and schedule inspections as part of every job. Every quote includes disposal. Call (786) 755-8730 for your exact number - estimates are free, and we offer a free second opinion on any competitor’s written estimate.
Why Miami Lakes Homeowners Call Sightline Windows & Doors Miami Lakes for Mr-Glass Work
We have installed and serviced Mr-Glass units in Miami Lakes since 2016, including the radius-topped storefronts along Main Street where impact-rated glass cannot look like a bunker aperture. Our change-order rate stays low because we measure before we quote, not after - Sonia’s standing rule, which she applies personally on complex geometries.
The 365-Day Done Right Promise is stamped on every job, not offered as a courtesy. If the sash binds, the seal fails, or the finish does not match our sample approval, we return and correct it. Our technicians are background-checked, uniformed, and identified by license number before arrival - Haven Clause 3, Verified Crews. Live phone coverage is available 24/7; a human answers.
When Mr-Glass lead times stretch or a series discontinues, we draw from seven additional manufacturer lines - PGT, CGI, CWS, ES Windows, ECO Window Systems, Therma-Tru, and ViewLux - specified by what your opening requires, not by what is in our warehouse. Since 2012, we have documented 18,000+ installations with written prices before work started and photo records when finished.
FAQs
Mr-Glass warranties typically cover manufacturing defects for ten years from installation, but they do not extend to field repairs by non-authorized providers. As an independent Mr-Glass service provider, our work is covered by our 365-Day Done Right Promise and our own workmanship guarantee, not by Mr-Glass’s OEM coverage. We document the original serial number and manufacturing date during our survey so you understand what coverage, if any, remains intact. Call (786) 755-8730 and we will review your specific unit’s status at no charge.
OEM curved IGUs and custom extrusions from Mr-Glass typically ship in 4-6 weeks, though radius units with specialized tints or low-E coatings can extend to 8 weeks. We maintain relationships with the Hialeah distribution point and can often confirm availability within 48 hours of our measured survey. When OEM lead times are unacceptable, we quote equivalent custom units from CWS or ES Windows with comparable DP ratings and faster fabrication - your choice, with performance specs documented in writing.
Repair is viable when the frame is square, the glass is intact, and the failure is isolated to hardware or sealant - typically $340-$780. Replacement is the better path when the IGU has failed, the frame has crept beyond 1/8 inch out of square, or the series is discontinued and parts are unavailable. We make this recommendation during the measured survey and explain the ten-year cost difference. Call (786) 755-8730 to schedule the survey; there is no charge for the assessment.
Mr-Glass anodized finishes in the 2016-2022 era - particularly the bronze and champagne tones common in Miami Lakes - weather differently depending on elevation and sun exposure. We source finish samples from the manufacturer or our custom powder-coat vendor and require your approval before ordering. The match is documented in your photo record. We do not proceed with a finish we cannot verify in natural light.
Because we measure it right the first time or budget for the second trip. Our measured survey records rough opening width, height, and diagonal squareness to 1/16 inch, plus surrounding conditions that constrain installation. That document becomes your quote. If the unit does not fit the opening we measured, we absorb the cost of correction. This is Haven Clause 1, and it has governed every one of our 18,000+ installations since 2012.
Written by Sonia Raman, Owner, Sightline Windows & Doors Miami Lakes at Sightline Windows & Doors Miami Lakes, serving Miami Lakes and nearby areas.