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Mr-Glass Construction in Los Gatos, CA | San Bernardino Contractors
We’re San Bernardino Contractors, an independent Mr-Glass service in Monte Sereno and throughout Los Gatos, handling window, door, and roofing work across the surrounding foothills. We service all four Mr-Glass product lines: the 5000 Series aluminum windows, 8000 Series vinyl windows, 3000 Series sliding glass doors, and 1000 Series entry and patio doors. What makes our Mr-Glass work different here comes down to one thing: Los Gatos hillside homes trigger Santa Clara County fire-safe construction standards that flatland contractors routinely miss. If your Mr-Glass windows or doors need replacement, repair, or fire-code upgrades, call (855) 473-5620 for a free estimate.
Why Los Gatos Residents Choose Us for Mr-Glass Service
Ruben Castillo, our owner, learned construction the hard way: watching his uncle reroof houses and frame garages in San Bernardino’s Westside on a shoestring budget. That’s where he picked up a habit that carries through every Los Gatos job we run: read the plans, understand the load path, and don’t cut corners on anything structural. Our crews know Mr-Glass product lines by their failure points, not just their model numbers. We see the same fogged dual-pane seals in 1960s ranch homes near downtown Los Gatos, the same corroded aluminum frames on west-facing slopes, and the same racked sliding door tracks on hillside lots in ZIP 95033. OEM-compatible parts are sourced to match the original Mr-Glass profile. When a repair extends the life of a window honestly, we do the repair. When the frame’s compromised, we say so. Browse our Mr-Glass sales & service page for the full scope of what we handle. And if you’re anywhere in the Los Gatos service area – 95030, 95031, 95032, or 95033 – we’ll come out and take a look.
Styles & brands we work with







Common Mr-Glass Construction Problems We Solve in Los Gatos
- Fogged dual-pane seals. Los Gatos has a big stock of 1950s through 1970s ranch homes where the original Mr-Glass windows have simply outlived their service life. Seal failure shows up as condensation between the panes that won’t wipe off. Once the desiccant inside the spacer is saturated, the fix is replacement, not drying. We match the original profile and upgrade the glass to heat-strengthened or tempered where the town or county code requires it.
- Racked sliding door frames. Hillside lots in ZIP 95033 sit on slopes that move with winter rains and dry summers. That soil movement racks Mr-Glass 3000 Series sliding door frames out of square, which wears rollers unevenly and makes the door bind or jump the track. We adjust the track, shim the frame, and replace rollers before the frame gets damaged beyond repair.
- Corroded aluminum hardware. West-facing slopes in Los Gatos catch coastal fog and winter rain, and Mr-Glass 5000 Series aluminum windows on those exposures show corrosion on locks, hinges, and weep-hole covers. We replace hardware with corrosion-resistant equivalents that match the original finish as closely as possible.
- Thermal stress glass breakage. Los Gatos summers run hot and dry, and large fixed panes in older Mr-Glass units without heat-strengthened glass can crack from thermal stress, especially when one section of the glass heats faster than another. We replace breakage with annealed, heat-strengthened, or tempered glass depending on the application and local code path.
- Ember intrusion and non-compliant glazing. Any Mr-Glass window or door in a Los Gatos hillside WUI fire zone that hasn’t been upgraded can fail Chapter 7A ignition-resistant assembly standards. We spec tempered or laminated glass and ember-resistant frames when a replacement changes the opening or glazing, which is exactly what Santa Clara County fire-safe standards require.
Mr-Glass Service in Los Gatos: What Local Conditions Mean for Your Equipment
Here’s something we deal with in Los Gatos that you won’t hear about in Campbell or San Jose to the same degree. Because hillside rebuilds above town must meet Santa Clara County fire-safe construction standards, any window or door replacement that changes the opening or glazing on a Mr-Glass unit triggers Chapter 7A ignition-resistant assembly requirements. That means tempered or laminated glass, ember-resistant frames, and in some cases specific glazing assemblies that a flatland contractor would never think to check. We routinely walk Los Gatos jobs where the homeowner had another contractor quote the work, and nobody caught the fire-code trigger until the town flagged it during plan review. On a hillside custom home off Summit Road, that oversight can add weeks and cost to a project that should have been spec’d correctly the first time. We also provide Lexington Hills Mr-Glass service with the same fire-code expertise. For homes in the Almond Grove historic district, the design review process adds another layer: matching the existing Mr-Glass profile and finish so the replacement doesn’t alter the character of the home. If it’s not built right the first time, you’re just paying for it twice. We’ve navigated both processes often enough that they’re part of how we quote Mr-Glass work in Los Gatos from day one.
Mr-Glass Models & Products We Service in Los Gatos
We service the full Mr-Glass lineup: 5000 Series aluminum windows, 8000 Series vinyl windows, 3000 Series sliding glass doors, and 1000 Series entry and patio doors. That covers original installations from the 1950s through current builds across Los Gatos’s ranch homes, Eichler-style houses, and hillside custom residences. Our parts approach is straightforward: we source original-equipment components where they’re still available, and high-quality aftermarket parts where OEM supply has dried up. What we don’t do is throw mismatched hardware at a door and call it fixed. When frames are corroded through or seals have failed repeatedly, we recommend full replacement over another piecemeal repair. We stock common Mr-Glass rollers, locks, and weatherstripping locally for fast turnaround on Los Gatos service calls, and we order glass packages cut to spec for each job rather than trying to make a stock pane fit.
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AfterMr-Glass Service Pricing in Los Gatos
Mr-Glass work in Los Gatos follows market pricing that depends on window size, glass type, frame condition, and whether fire-code glazing applies. What we quote is what you pay: our estimates are written, line-itemed, and fixed before work starts. Here’s the breakdown for the Mr-Glass services homeowners in Los Gatos call us for most:
| Service | Price Range (Los Gatos) |
|---|---|
| Window Replacement | $4,500 – $15,000 |
| Impact Window Installation | $8,000 – $25,000 |
| Roof Replacement | $8,000 – $20,000 |
| Roof Repair | $400 – $1,800 |
Your exact number depends on how many openings, what glass package, and whether you’re in a WUI fire zone that pulls in Chapter 7A requirements. Call (855) 473-5620 and we’ll walk the property, measure, and give you a written quote. Estimates are free.
Serving Los Gatos, CA — Our Local Coverage Area
We’re based in the Los Gatos area and know this community well, including Mr-Glass repair in Cambrian Park. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Mr-Glass Construction in Los Gatos
Yes, in most cases. Los Gatos requires permits for window and door replacement when the opening size changes, when structural framing is touched, or when the home falls under design review in historic districts like Almond Grove. If you’re in a hillside WUI zone and the glazing changes, Santa Clara County fire-safe standards add another layer of review. We pull permits, coordinate with town staff, and handle inspections so the paperwork doesn’t stall your project. Call (855) 473-5620 and we’ll tell you upfront whether your Mr-Glass replacement triggers permit review.
It depends on the frame. If the Mr-Glass frame is structurally sound and only the glass pack has failed, we can replace the dual-pane unit in the existing frame. If the frame’s corroded or the seal has failed more than once, full replacement is the honest call. Either way, we’ll show you the frame condition and let you decide with real numbers. Call (855) 473-5620 for a free evaluation.
Homes in Los Gatos’s WUI fire zones typically require tempered or laminated glass and ember-resistant frames to meet Chapter 7A ignition-resistant assembly standards when the opening or glazing changes. The exact spec depends on your elevation, slope exposure, and distance to wildland fuels. We determine what applies to your property and spec the Mr-Glass unit accordingly. For an exact quote on fire-compliant glass, call (855) 473-5620.
If the track is straight and the frame’s square, worn rollers are usually a standalone fix. If the frame has racked out of square due to hillside soil movement, or the aluminum is corroded through at the sill, the roller replacement won’t hold long and you’re better served by full replacement. On Los Gatos hillside lots in ZIP 95033, we see both. We’ll assess the frame and track before quoting anything, and we won’t sell a replacement when new rollers will solve the problem.
Yes. When winter rains or wind throw debris through a Mr-Glass window or door in Los Gatos, we board up the opening, secure the property, and get replacement glass ordered. Same-day board-up is available when we have a crew in the area. Call (855) 473-5620 and we’ll get someone out.
Service Areas Near Los Gatos
Our crews run Mr-Glass service across the South Bay and into the Santa Cruz Mountain foothills. Beyond Los Gatos, we handle work in Mr-Glass service in Alum Rock, Mr-Glass service in East Foothills, and surrounding communities where mid-century ranch homes and hillside properties share the same failure modes we see in Los Gatos.
Book Your Mr-Glass Service in Los Gatos Today
If your Mr-Glass windows or sliding doors are fogged, corroded, or failing to operate, we’ll assess them and give you a written quote that covers the repair or replacement. Call (855) 473-5620 to schedule your free estimate. We serve all of Los Gatos: 95030, 95031, 95032, and 95033, plus Mr-Glass repair in Saratoga.
Written by Ruben Castillo, Owner at San Bernardino Contractors, serving Los Gatos and the surrounding foothills.