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Ameristar Construction in Los Altos, CA | Viceroy Construction
We’re Viceroy Construction, a General Contractor in Los Altos providing Ameristar window and patio door service across the area. That means we handle Ameristar sash replacements, glass re-glazing, hardware repair, and full-frame window installations on ranch homes throughout the 94022, 94023, and 94024 ZIP codes. What makes our work here different is that we understand how Los Altos’s specific lot shapes, second-story compatibility reviews, and wet-winter rooflines affect Ameristar window performance. Call (877) 358-6557 for a free estimate.
Why Los Altos Residents Choose Us for Ameristar Service
We’ve pulled Ameristar single-hungs out of 1950s ranch walls and re-glazed Ameristar sliders on second-story additions across Los Altos for years. Neil Drummond, our owner, grew up in the Saratoga foothills and trained in the building trades program at West Valley College, where framing and structural coursework taught him to look at how a window actually sits in a wall, not just how it operates. That’s the difference on an Ameristar service call. A contractor who only knows the brand from a catalog misses what’s happening inside the rough opening.
Our Ameristar sales & service work spans the original vinyl single-hungs, the newer low-E insulated-glass double-hungs, and the sliders and patio doors that show up on so many Los Altos additions. We keep OEM-compatible sash and glazing options on hand, and when a frame is too far gone, we’re straight about it: replacement beats another repair. We’re independent, not manufacturer-affiliated, so our recommendation isn’t tied to a sales quota.
The details you don’t see are the ones that matter most. In Los Altos, that means checking the flashing where a roof tie-in dumps water at the window frame, or catching a warped vinyl sash before it starts binding every time the temperature swings from a cool Peninsula morning to a hot dry afternoon.
Styles & brands we work with







Common Ameristar Construction Problems We Solve in Los Altos
Here’s what we see most often when we’re called out to Los Altos homes for Ameristar service:
- Fogged or failed insulated glass seals. West-facing Ameristar units on second-story additions take full afternoon sun, and once the seal goes, the glass fogs. We see this on Los Altos ranches where an addition added a wall of windows facing the hills. The fix is usually a sash or glass pack replacement, not a whole new window.
- Vinyl frame warping and sash drag in older single-hungs. Fifty years of thermal cycling between mild winters and long dry summers will warp older Ameristar vinyl. A sash that scrapes or sticks on a Los Altos ranch is often a track alignment issue or a frame that’s moved. We’ll tell you if it’s adjustable or if the frame’s shot.
- Failed weatherstripping and corner leakage on sliders. Los Altos roof tie-ins and shallow overhangs channel rainwater straight at window and door frames. If an Ameristar slider’s weep holes are blocked or the weatherseal’s compressed, water ends up on the interior sill. We rebuild the seal and check the flashing, because replacing the seal without fixing the water path just means another call next winter.
- Condensation staining on original aluminum-framed Ameristar units. Homes built in the 1950s and 1960s often still have single-pane aluminum windows with no thermal break. During a Los Altos structural upgrade or addition, we’ll flag these. Reglazing helps, but a full frame replacement with a low-E insulated unit is usually the honest answer.
- Roof tie-ins that overflow onto window heads. This is a Los Altos-specific one. Additions and re-roofs often create a valley or transition that concentrates water right above a window. When we do an Ameristar window replacement, we look at the roof line above it. If the water’s coming from a bad tie-in, the best window in the world won’t fix the leak. That’s why we handle roof repair and window work together.
Ameristar Service in Los Altos: What Local Conditions Mean for Your Equipment
Los Altos built out early, and the streets tell the story. Most of the town was developed by the 1960s, and the lots run wide but shallow. On a wide-but-shallow lot, a second-story addition goes up close to the property line, and that triggers a neighborhood compatibility review. Adjacent one-story ranches loom over privacy concerns, and the town’s design-review process takes them seriously. So an Ameristar window upgrade on a second-story Los Altos addition isn’t just a window order. It’s a window package that has to survive neighbor scrutiny over sightlines and window placement. A homeowner in Sunnyvale or Ameristar repair in Mountain View buying the same double-hung doesn’t face that. In Los Altos, we’ve had to spec frosted lower sashes or shift window locations on a second-story addition because a neighbor’s kitchen window looked straight into the new bedroom. That review shapes what Ameristar models we recommend, and it’s a layer most contractors in neighboring cities never deal with.
Ameristar Models & Products We Service in Los Altos
We work on the Ameristar product lines most common across Los Altos homes:
- Ameristar by Masonite vinyl single-hung windows, mostly new-construction grade from the 1990s and 2000s remodels.
- Ameristar vinyl sliding patio doors, which appear on a lot of family-room additions and rear patios.
- Ameristar single-pane aluminum replacement-ready window units, the original windows still in many unrenovated ranches.
- Ameristar low-E insulated-glass double-hung replacement windows, the common upgrade spec for remodels and additions.
When the frame is sound, we use Ameristar OEM sash, glazing, and hardware. When the original window is a single-pane aluminum unit in a 50-year-old wall, we’ll tell you honestly: a like-for-like glass swap is a stopgap, and a full frame replacement with a modern insulated unit is the better money. For fast Los Altos turnaround, we keep common replacement parts and glass packs available locally, so most Ameristar service doesn’t mean waiting on a special order from out of state.
See the difference
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AfterAmeristar Service Pricing in Los Altos
What you’ll pay depends on whether we’re re-glazing sashes or pulling entire frames. A roof repair tied to a window leak is a different scope than an impact window install. Here’s what to expect in the Saratoga market area:
| Service | Typical Range |
|---|---|
| Window Replacement | $4,500 – $15,000 |
| Impact Window Installation | $8,000 – $25,000 |
| Roof Repair | $400 – $1,800 |
| Roof Replacement | $8,000 – $20,000 |
A free estimate from us includes the window-by-window assessment, a look at the roof lines above the windows, and a written line-item price. No change orders on a quoted scope. Call (877) 358-6557 to schedule yours.
Serving Los Altos, CA — Our Local Coverage Area
We’re based in the Los Altos 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 – Ameristar Construction in Los Altos
Yes, when the frame is square and sound. We regularly swap out glazing packs and sash assemblies on Ameristar single-hungs and sliders in Los Altos homes where the original frames are still in good condition. If we find the frame warped, the wall flashing failed, or the original window is a single-pane aluminum unit, we’ll say so and recommend a full frame replacement instead. Call (877) 358-6557 and we’ll tell you which situation you have.
Usually yes. Los Altos is a town of wide-but-shallow lots and mostly one-story ranch homes, so second-story additions get a close look from the city’s design-review process and often from the neighbors themselves. Window placement, height, and sightlines into adjacent homes all come under scrutiny. Ameristar window selection lands inside that review, which is why we plan window details and roof tie-ins together from the start.
Roof repairs tied to window leaks usually run $400 to $1,800. Window replacements span $4,500 to $15,000 depending on how many units and whether they’re full-frame or sash-only. Impact window installation ranges from $8,000 to $25,000. The exact number depends on your roof line, flashings, and how many windows are involved. Call (877) 358-6557 for a written quote: our estimates are free.
The usual culprits are failed weatherstripping, blocked weep holes, and a roof or overhang detail that concentrates water at the frame. Los Altos roof tie-ins often dump water right where a slider sits, especially on rear additions with shallow overhangs. If the weep holes can’t drain, water gets forced inside. We rebuild the seal, clear the weeping system, and fix the roof detail feeding it. Re-sealing alone won’t hold.
Yes. We install impact-rated windows for homes along the Los Altos Hills fringe and on lots with high sun and wind exposure. Impact windows carry an insulated laminated glass package and a stronger frame profile than standard double-hungs. On a second-story Los Altos addition, they also add a real weather barrier. Call (877) 358-6557 if you’re weighing impact windows against standard Ameristar replacements, and we’ll quote both.
Service Areas Near Los Altos
Our Ameristar service runs from our Los Altos service area into the neighboring towns: Ameristar service in Los Altos Hills for hillside homes with grading and drainage complications, Ameristar service in Seven Trees, plus Saratoga, Monte Sereno, Los Gatos, Cupertino, Campbell, and Cambrian Park. Same crews, same straight answers.
Book Your Ameristar Service in Los Altos Today
If you’ve got a fogged window, a dragging sash, or a slider that leaks every winter, call (877) 358-6557. We’ll send a crew out to Los Altos, assess the windows and the roof lines above them, and give you a written estimate. Free, straight, and honest.
Written by Neil Drummond, Owner at Viceroy Construction, serving Los Altos and the South Bay with independent Ameristar window and construction service.