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Mr-Glass Construction in Sunnyvale, CA | San Bernardino Contractors
We provide independent Mr-Glass window, door, and glass enclosure service across Sunnyvale, CA, and the thing that sets our work apart here is simple: we know how Mr-Glass units age on this city’s specific housing stock. Sunnyvale isn’t a cookie-cutter market. The 1950s and 60s ranch homes that dominate 94086 and 94087 carry decades of Silicon Valley addition-and-remodel history, and the Mr-Glass sliders, single-hungs, and shower enclosures in those homes need a contractor who understands both the hardware and the lot-level rules that govern what you can actually change. Ruben Castillo leads our crew, and we’re one call away at (855) 473-5620 for a free estimate on any Mr-Glass repair, replacement, or new installation in Sunnyvale.
Why Sunnyvale Residents Choose Us for Mr-Glass Service
We’ve spent years working on Mr-Glass in Cupertino and across Sunnyvale’s mid-century ranches and newer infill builds. That matters because Mr-Glass units aren’t one-size-fits-all, and neither are the homes they go into. A Series 700 vinyl slider on a 1962 tract home off El Camino has lived a different life than the same unit on a 2015 rebuild near downtown. We service what we know.
Ruben grew up on the Westside of San Bernardino watching his uncle reroof houses and frame garages, then sharpened his skills in construction technology at San Bernardino Valley College. That background means he reads a wall opening the way a mechanic reads an engine: looking for load paths, racked framing, and the small misalignments that turn a simple glass replacement into a binding door or a leaking shower enclosure. We’re an independent Mr-Glass service provider, not a manufacturer affiliate, so our recommendation is based on what actually works on your Sunnyvale home, not what moves inventory. We use OEM Mr-Glass hardware and glass where it keeps the unit operating to spec, and quality aftermarket rollers, sweeps, and gaskets when the OEM part is discontinued or overpriced. You get a straight answer either way.
To learn more about our broader Mr-Glass sales & service capabilities across the region, see our dedicated Mr-Glass sales & service page.
Styles & brands we work with
Common Mr-Glass Construction Problems We Solve in Sunnyvale
- Roller and track wear on Mr-Glass sliding patio doors. In Sunnyvale’s 1950s and 60s ranch remodels, these sliders are often original to the tract. The tracks are packed with decades of grit and the rollers have flattened, so panels drag or jump rather than glide. This is the single most common call we get from the 94087 and 94086 neighborhoods.
- Seal and gasket failure after wet winters. Sunnyvale’s winter rains followed by long dry summers shrink weatherstripping on aluminum and vinyl Mr-Glass units. Water tracks into the rough opening, and by the time you see the stain on the interior drywall, the gasket was gone months earlier.
- Fogged or failed dual-pane insulated glass. Much of Sunnyvale’s mid-century housing stock is now 30-plus years old, and the original builder glass was installed with marginal seals. Fog between the panes means the unit has lost its insulating gas, and in most cases the right move is a full glass replacement rather than a defogging attempt.
- Out-of-square shower door binding. On 94087 ranches where second-story additions and seismic shear-wall work have shifted framing, a frameless Mr-Glass enclosure that fit at template can bind or leak at the sweep a year later. We check the wall with a level before we ever cut glass.
- Impact window retrofits on aging openings. When a Sunnyvale homeowner upgrades to impact-rated Mr-Glass windows, the rough openings in a 60-year-old ranch aren’t always square or sized for modern units. We re-flash and re-shim as part of the install, because a premium window in a sloppy opening leaks just as fast as a cheap one.
Mr-Glass Service in Sunnyvale: What Local Conditions Mean for Your Equipment
Sunnyvale’s small 94087 lots and the city’s own single-story overlay zones shape more glass work than most homeowners realize. A second-story addition or detached ADU that adds or resizes a Mr-Glass window or patio door often goes through Sunnyvale’s specific setback, floor-area-ratio, and neighbor-privacy review, not the rules a General Contractor in Sunnyvale would assume from San Jose or Mountain View. We’ve worked projects where a homeowner wanted to bump out a rear wall for a Mr-Glass slider and the final approved placement shifted by a foot because of a side-yard setback unique to the overlay zone. If you’re planning an ADU or addition that touches glass, we factor Sunnyvale’s permit path into the estimate from day one. On a 1960s ranch in the 94087 pocket off Hollenbeck, we opened up a rear wall for a second-story addition and found the original Mr-Glass aluminum slider racked out of square from decades of dry-summer and wet-winter movement on the slab. We re-leveled the opening, replaced the worn rollers and weatherstripping with OEM-matched parts, and set a new tempered unit with fresh flashing. That door now latches and seals through a full winter rain cycle. That’s the difference between swapping glass and fixing the opening it lives in.
Mr-Glass Models & Products We Service in Sunnyvale
Our crew works on the Mr-Glass in Santa Clara and Sunnyvale’s most common units across the housing stock: the Series 700 vinyl sliding window, the Mr-Glass sliding glass patio door found on countless 94086 ranches, aluminum single-hung and horizontal slider units, and tempered frameless shower doors and enclosure glass. When an OEM Mr-Glass part is available at a reasonable price, we use it. When it isn’t, we source aftermarket rollers, sweeps, and gaskets that meet or beat the original spec. We keep common hardware on hand for fast turnaround in Sunnyvale, so a slider that won’t close isn’t waiting on a three-week part shipment.
See the difference
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AfterMr-Glass Service Pricing in Sunnyvale
Most Mr-Glass work in Sunnyvale falls into a predictable range, and we quote every job with a written line-item estimate before we start. Here’s what you can expect:
| Service | Typical Range |
|---|---|
| Window Replacement | $4,500 – $15,000 |
| Impact Window Installation | $8,000 – $25,000 |
| Walk-In Shower Installation | $4,500 – $12,000 |
| Shower Replacement | $3,000 – $8,500 |
What drives the number is unit size, how far out of square the opening is, and whether you’re replacing glass only or the entire frame and rough opening. Estimates are free, and we don’t charge a trip fee for a quote. If you’re sizing up a Mr-Glass repair or replacement in Sunnyvale, call (855) 473-5620 for a real number.
Serving Sunnyvale, CA — Our Local Coverage Area
We’re based in the Sunnyvale 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 – Mr-Glass Construction in Sunnyvale
Yes, in most cases. Any new or enlarged window or door opening involved in a second-story addition triggers Sunnyvale’s building permit review, and the city’s single-story overlay zones and ADU ordinance can impose setback, floor-area-ratio, and neighbor-privacy conditions that affect where glass goes. We handle the permit paperwork as part of the job. Call (855) 473-5620 to walk through your specific project.
Winter moisture swells the framing and brings grit into the track, and once the dry season hits, the weatherstripping shrinks and the rollers bind on worn tracks. In Sunnyvale’s 60-year-old ranches, this is almost always a hardware-and-track issue rather than a door replacement problem. We can tell you on a quick visit whether a roller and sweep refresh fixes it.
Fog between the panes means the seal has failed and the insulating gas has escaped. You replace the glass unit, not the entire frame, as long as the Mr-Glass frame is still square and structurally sound. We’ll quote both options and tell you which is the smarter spend for your Sunnyvale home.
Sometimes, but we’ll tell you honestly when it can’t be done cleanly. Out-of-plumb walls create binding at the hinge and gaps at the sweep, and in an older Sunnyvale ranch that has moved through decades of dry-wet cycles, the wall may need shimming or a fixed panel instead of a swinging door. We check before we cut glass.
We’re an independent Mr-Glass service provider, not affiliated with or authorized by the manufacturer. That means we choose OEM parts when they’re the right call and quality aftermarket parts when they’re not, and our workmanship is what carries the job. For new product warranties, we’ll walk you through what the manufacturer covers. Call (855) 473-5620 to ask about your specific unit.
Service Areas Near Sunnyvale
We run Mr-Glass service across Sunnyvale’s four ZIP codes: 94089, 94085, 94086, and 94087. For homeowners just outside Sunnyvale, we also cover nearby Loma Linda, Colton, Grand Terrace, and San Bernardino proper, including our Mr-Glass service in Loyola and Mr-Glass service in Mountain View pages for those neighborhoods. Same crew, same straight answers.
Book Your Mr-Glass Service in Sunnyvale Today
If a Mr-Glass unit on your Sunnyvale home is dragging, fogged, leaking, or holding up an addition, call us. We’ll schedule a free estimate, show up with a level and a straight answer, and quote a number that doesn’t move once we start. If it’s not built right the first time, you’re just paying for it twice. Reach Ruben and the crew at (855) 473-5620.
Written by Ruben Castillo, Owner at San Bernardino Contractors, serving Sunnyvale with Mr-Glass installation and repair.