Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Window Installation Across Millbrae
Millbrae Window Replacement typically costs $850 – $2,400 per window depending on frame material, glass package, and whether the opening needs jamb repair. Most single-window replacements on a standard Millbrae ranch or split-level take one to three days from tear-out to final trim. Meridian Windows & Doors handles the full scope: measuring, removal, jamb rebuild where needed, installation, flashing, and interior trim. If you’re pricing a project, call (817) 686-2228 and we’ll give you a written number before any work starts.

Millbrae sits on a fog line that reshapes how windows perform. Homes west of El Camino Real face afternoon marine layer cycles that punish seals and sashes; homes east of the tracks get bay-side warmth and different glass needs. We scope every Millbrae job to the side of El Camino the house sits on, because a window quote written for one side of this city is often wrong for the other.
Why Meridian Windows & Doors Is Millbrae’s Preferred Window Installation Company
We run on The Garrison Standard, the operating code of the Garrison Partners network we belong to. Since 2009, that standard has meant one thing in Millbrae: a written price delivered before the first screw turns, a crew that shows up when promised, and a 365-Day Done Right Promise that says if the installation fails within a year, we come back at no charge. No fine print on labor exclusions. Elliot Vance, who leads Meridian Windows & Doors, holds every Millbrae job to that standard personally.
Millbrae homeowners call us because the scope gets scoped right the first time. We carry eight manufacturer lines including PGT, CGI, and ViewLux, so we’re not pushing whatever happens to be in the warehouse. When we replaced a dozen original aluminum sliders on a 1962 ranch off Poplar Avenue near Millbrae Avenue, we spec’d CGI casement windows with low-E insulated glass units. The west-facing openings had failed seals and fogged interlayers from years of fog cycling. We rebuilt the jambs, reset the sashes for drainage, and the homeowner noticed the street noise from El Camino drop immediately. That’s what scoping to Millbrae looks like.
Every phone call is answered by a live person. Every technician who walks through your door is background-checked and uniformed. Every price goes on paper before any work starts and does not move at the door.
Window Installers in Millbrae
Window installers in Millbrae do more than swap glass. The job is: remove the old unit without damaging surrounding stucco or siding, inspect the jamb and rough opening for hidden rot, rebuild framing where Millbrae’s fog has done its work, set the new window square and level, flash it properly against wind-driven moisture from the coastal side, and trim the interior to a clean finish. Homeowners on flat bay-side tracts off Millbrae Avenue need a different design pressure review than hillside homes near the Mills estate, where wind exposure climbs with elevation.
A standard single-window replacement in Millbrae runs $850 – $2,400 installed. Sliders on the lower end, casements with low-E glass toward the higher end. If the opening has dry rot or needs a custom-sized sash, the written quote reflects that before work starts, not after.
What a proper Millbrae install covers
We handle the permit application, the inspection, and the final city sign-off. We pull permits for replacement windows in San Mateo County because that’s what the code requires when you’re changing the opening dimensions or upgrading to tempered glass at grade. Your written quote includes the permit line item.
When to replace versus repair
Fogged interlayers on west-facing units, sashes that bind after years of moisture cycling, and frames that rattle when a BART train passes on the east side are all replacement signals. If the jamb is sound and the glass is intact, a repair might serve. We’ll tell you straight which one the job actually needs.
Our Window Installation team has handled every window type common in Millbrae housing stock, from 1950s ranches to newer hillside builds.
Casement Windows in Millbrae
Casement windows in Millbrae are crank-operated units that hinge on one side and open outward, which makes them the best choice for the west-of-El-Camino fog belt. They seal tighter against moisture than sliders because the sash closes against the frame under mechanical pressure. For homeowners near the Mills estate or off Skyline where wind gusts hit hard, that tight seal matters. A casement replacement in Millbrae runs $950 – $2,400 installed depending on size, glass package, and whether the jamb needs rebuilding.
The west-facing fog argument is simple. A slider has two overlapping sashes that leak air at the meeting rail. A casement closes flush against weatherstripping on all four sides. When we reset the failed sliders on that Poplar Avenue ranch, the replacement CGI casements solved the condensation problem because the seal geometry is fundamentally better for Millbrae’s afternoon fog cycle.
Low-E glass and the fog line
Low-E glass is a thin coating that reflects heat while letting light through. For Millbrae homes west of El Camino, we spec low-E with a higher solar heat gain coefficient to combat evening chill without sacrificing daylight. East-side homes get a different spec. The glass package changes based on which side of El Camino you’re on.

Venting and egress in older Millbrae stock
Many 1960s Millbrae bedrooms were built with single-pane sliders that don’t meet current egress codes. Replacing them with casements often requires enlarging the opening and adding tempered glass at grade. That’s a scope item we flag during the first visit, so the written quote you sign is the price you pay.
Trusted Brands We Service in Millbrae
We’re authorized to install and replace products from PGT, CGI, and ViewLux, among others in our eight-line portfolio. PGT’s impact-rated units work well for Millbrae hillside homes that want wind-driven rain protection. CGI makes the casement lines we’ve used on multiple west-side fog-belt replacements. ViewLux offers a clean, narrow-frame profile that suits the mid-century ranches common off Millbrae Avenue and near Lomita Park. Because we stock local parts and fast-turn glass for Millbrae customers, a warranty replacement doesn’t become a six-week wait.
Meridian means a fixed line you measure everything against. That’s the name and the operating principle for every Millbrae install we do. Learn more about what we do across the city at Window Installation in Millbrae.
Common Window Installation Problems We See in Millbrae Homes
- Fogged interlayers on west-facing units. Homes west of El Camino Real take afternoon marine layer cycling from the Pacific. The temperature swings break down sealant inside double-pane units, and the glass fogs between panes. Single-pane aluminum and old vinyl with steel spacers are the worst offenders.
- Hidden dry rot at fog-exposed openings. Moisture that condenses on a failed window drips into the jambs and sill. By the time a Milbrae homeowner sees the fog, there’s often rot inside the rough opening. Skipping the jamb inspection mid-install is how a $1,200 job becomes a $3,800 job without warning.
- Skipping design pressure review on hillside homes. Wind exposure along Millbrae Avenue and the hills near the Mills estate differs sharply from flat bay-side tracts. A per-window quote that ignores wind load produces a window that leaks under pressure. We run the pressure numbers before we write the price.
- Tempered glass and egress compliance on older stock. Many Millbrae homes built before 1975 have slider openings that don’t meet current safety codes. Swapping them out often requires tempered glass at grade and larger sashes for egress. That’s a code item, not an upsell.
Pricing for Window Installation in Millbrae, CA
Single-hung and double-hung replacements in Millbrae run $850 – $1,600 installed. Horizontal roller windows land in the $600 – $1,200 range. Casement windows run $950 – $2,400 depending on size and glass package. Bay and bow windows, which require framing and structural work, start around $3,000 and can reach $7,500 for a large three-lite configuration.
What moves the price in Millbrae: whether the opening needs jamb rebuild, whether the unit requires tempered glass at grade, whether the sash is custom-sized, and whether we’re pulling a permit that requires plan check. All of it goes on paper before work starts. The price we quote is the price you pay. No change orders at the door. Call (817) 686-2228 for a free estimate.
We Also Serve Cities Near Millbrae
Our crews serve San Bruno, Burlingame, South San Francisco, and Pacifica from our Bay Area office. If you’re on the edge of Millbrae or have a property in one of these adjacent cities, the same written pricing and 365-Day Done Right Promise applies. Scheduling is coordinated right here through Millbrae dispatch.
Serving Millbrae, CA - Our Local Coverage Area
We’re based in the Millbrae area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Window Installation in Millbrae
Yes, in most Millbrae cases you need a permit when replacing windows, especially if the opening size changes or the new unit requires tempered glass at grade. San Mateo County code governs the process. We pull the permit, schedule the inspection, and keep the line item in your written quote. Call (817) 686-2228 to get a free estimate on your specific project.
Fog between panes means the seal inside the insulated glass unit has failed, letting moisture in. In Millbrae this happens faster west of El Camino Real because afternoon marine layer cycles heat and cool the glass repeatedly, stressing the sealant. Old aluminum frames with steel spacers fail fastest. Replacement is the fix, and we spec glass packages matched to your exact fog exposure.
Most Millbrae single-window replacements take one to three days from tear-out to final trim. A full-house replacement of 10 to 15 windows typically runs one to two weeks, depending on jamb repairs and permit inspections. Bay and bow windows add framing days. We give you a calendar in writing before the first crew day.
Nothing, if the scope was done right. The price on your written quote is the price you pay. But a common Millbrae scope item is hidden dry rot in the jamb behind a fogged window, which surfaces mid-install. We inspect before quoting, so that’s included or flagged up front. Custom-sized sashes and tempered glass requirements get picked up in the initial visit, not after tear-out. Call (817) 686-2228 for a written number on your job.
Yes, especially east of El Camino Real where bay-side afternoon sun drives interior heat. Low-E glass blocks solar heat gain while letting light through, which reduces what your air conditioner works against. West-side homes get more benefit from reduced condensation and moisture damage than from cooling savings. The right glass spec depends on which side of El Camino your house sits on.
Call Meridian Windows & Doors at (817) 686-2228 to schedule your free estimate. We’ll scope the job correctly, give you a written price, and stand behind the install for a full 365 days.
Written by Elliot Vance, Owner at Meridian Windows & Doors, serving Millbrae.










Before
After
Before
After
Before
After