Mr-Glass Window Replacement Nationwide | TruePane Windows & Doors

Mr-Glass Window Replacement: The Doral Owner’s Guide

Replacing a failed Mr-Glass window unit in Doral typically runs $380 to $850 installed, depending on glass package, frame material, and whether the sash needs realignment. We stock Mr-Glass-compatible insulated glass units and hardware on our trucks, and most Doral jobs are done in a single visit. What usually brings homeowners to this page is the same story: a window that fogs between the panes after a hard rain, or a sash that suddenly drags when the humidity climbs in August. The seal failed, the glass is done, and the fix is replacement, not caulk.

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Which Mr-Glass Models This Applies To

Mr-Glass built its name on aluminum-frame horizontal sliders and single-hung units common across Doral homes from the 1980s through the early 2000s. The replacement parts we match most often are insulated glass units in 5/8-inch and 3/4-inch thicknesses, with either clear or bronze-tinted glass. The compatibility gotcha with Mr-Glass is the glazing bead profile: their older sliders used a snap-in vinyl bead that sits deeper than the industry-standard PGT or CGI bead, so a generic replacement glass unit will sit loose in the channel and rattle on a windy day. If you can still read the etch on the corner of the glass, we can identify the unit from that. If the etch is gone, we measure the exact glass-to-glass thickness with a caliper before we order anything. For OEM versus aftermarket: Mr-Glass discontinued several of its original lines, so a true OEM sash is often no longer available. In those cases we use a quality aftermarket equivalent, fabricated to the original specs, and we tell you on paper which one you are getting before we cut anything.

Signs Your Mr-Glass Window Replacement Is Failing

• Fog or condensation between the panes. The desiccant strip inside the spacer is spent and the seal has let humid air in. This is the most common failure we see in Doral, where summer humidity sits near 80% for months at a time. Glass failure, not frame failure.
• The sash drags or sticks when you slide it. On Mr-Glass horizontal sliders, the nylon rollers wear flat against the aluminum track, especially on west-facing elevations that take the full afternoon sun. The glass unit is usually fine; the carrier assembly is what needs replacing.
• Visible water staining along the interior sill. The weep holes in the frame, or the seal at the glazing bead, has failed. Water pools, sits against the sash, and works its way inside. In Doral’s afternoon downpours, this shows up fast.
• Cracked or spalling glass at the corner. Impact or wind-driven debris, most often from hurricane season roof tile or debris off a neighbor’s roof. A stress crack can also start at a corner if the original install forced a slightly out-of-square unit into the opening.
• Frame corrosion or pitting at the bottom rail. Aluminum and salt air do not get along. If the frame is pitted through, a new glass unit alone will not solve the problem; the sash itself needs to be rebuilt or replaced.

Replacement Cost & What’s Included

In Doral, a Mr-Glass window replacement jobs run about $380 to $850 installed. Here is how the pricing typically breaks down:

• Standard clear insulated glass unit, 5/8-inch: $180 to $280 per unit, installed
• Bronze or gray tinted unit: $220 to $330 per unit, installed
• Roller or carrier replacement (sash realignment): $40 to $95 per window, installed
• Impact-rated replacement unit, where the original frame can accept it: $400 to $850 per unit, installed

The range and the price differences between the numbers you see above depend on glass size, whether we are replacing the glass only or the glass plus the sash hardware, and whether your Mr-Glass frame is structurally sound enough to reuse. Every quote is line-item, written, with the parts price separated from labor, so you know exactly what you are paying for. The work is covered by our Done Right Promise: if the install is not right, we make it right, no paperwork, no arguing. The manufacturer warranty on the glass unit gets registered in writing, both layers, before our truck leaves your driveway.

DIY or Call Us?

Replacing an insulated glass unit is not a spring-tension repair, and an owner can safely check a few things before calling. Look at the corner etch to find the make; measure the visible glass size from edge to edge of the frame, not edge to edge of the glass, so we bring the right unit. You can confirm the sash is square by measuring corner to corner on both diagonals. What goes wrong for most DIY attempts is that the glazing bead snaps when someone pries it out with a screwdriver, or the unit gets forced into an out-of-square opening and the new seal fails within a season. We stock the common Mr-Glass sizes on the truck and most Doral jobs are done in one trip. Call us at (386) 854-7948 and we will quote it over the phone with the measurements you have.

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