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PGT Construction in Palo Alto, CA | Moreno Valley Builders
PGT window and door service in Palo Alto usually means one of two things: repairing original aluminum units in a mid-century Eichler, or replacing them with impact-rated PGT Vinyl or WinGuard products built for California’s wind-driven rain. We’re an independent contractor, not affiliated with or authorized by PGT, and we’ve worked on both scenarios across Palo Alto’s 94302, 94303, 94304, and 94306 ZIP codes, as well as providing Emerald Lake Hills PGT service. What makes our PGT work different here is that we understand how these units fail in Palo Alto’s specific housing stock: flat-roof Eichlers, 1920s bungalows, and remodels that never quite got the flashing right. Call (877) 752-3154 to schedule a free estimate.
Why Palo Alto Residents Choose Us for PGT Service
We’ve installed and serviced PGT windows and doors across Palo Alto’s Eichler tracts and Craftsman bungalows for years, and we bring the same expertise to PGT in Los Altos Hills, so we know how their aluminum and vinyl frames behave under local wind-driven rain and summer UV. That’s the short version. The longer version is that PGT work in Palo Alto rarely stops at the window or door itself. It bleeds into the roof membrane, the sill flashing, the stucco return, and sometimes the rough opening framing. A contractor who only knows the glazing won’t catch the leak that starts eighteen inches above the header.
We’re a full-scope general contractor, which means when a PGT slider needs a new threshold tied into a low-slope roof, we don’t have to call a roofer from across the Bay. You can learn more about our General Contractor in Palo Alto. Our crew handles it. Noel Trevino, our owner, grew up in the Sunnymead Ranch area of Moreno Valley and spent nearly three decades on framing, concrete, and mechanical systems before he started running his own jobs. His rule holds on every PGT opening we touch: if the details aren’t right on paper, they won’t be right in the wall.
Styles & brands we work with







Common PGT Construction Problems We Solve in Palo Alto
- Corroded rollers and grit-packed tracks on original Eichler sliders. Decades of dry summers followed by winter storms push fine dust and debris into the track channels on original PGT aluminum doors. The rollers bind, the door gets heavy, and eventually water finds the sill. We see this constantly in south Palo Alto’s Eichler tracts.
- Seal failure and fogged glass on vinyl PGT frames. South- and west-facing elevations on flat-roof homes take brutal afternoon UV for years. The insulating glass seals break down, fog forms between the panes, and the unit loses its thermal performance. This is a classic Palo Alto pattern on homes with large glazing areas.
- Pitting and oxidation on older aluminum PGT frames. Sprinkler overspray and winter rain sitting in the sill channel cause pinhole corrosion and finish degradation. We see this on 1970s and 1980s installations where the sill slope wasn’t quite enough to shed water.
- Gasket shrinkage and weatherstripping compression on impact-rated units. Direct afternoon sun on doors that face west compresses weatherstripping over time. The gaskets shrink, the door loses its seal, and wind-driven rain performance drops. This matters more in Palo Alto than people expect, because atmospheric river storms push water sideways.
- Water intrusion at the sill on original PGT sliders in flat-roof Eichlers. The flat roof leaves almost no room for proper flashing detail above the door. Water that should shed off the roof membrane finds the header instead, runs down the frame, and pools at the sill. Fixing the door without fixing the roof connection just moves the leak around.
PGT Service in Palo Alto: What Local Conditions Mean for Your Equipment
Palo Alto’s Eichler neighborhoods in south Palo Alto were built with original PGT aluminum sliding doors and windows set into post-and-beam walls. Those openings are often non-standard, and the flat roofs leave little room for flashing detail. That’s the part a generic PGT page never tells you. It means a replacement unit frequently requires custom frame adaptation and coordinated roof membrane work that a typical tract-home swap never needs. We’ve done exactly this on the 900 block of Colorado Avenue in south Palo Alto, where a 1950s Eichler had been leaking at the sliding glass door sill for years. The track was corroded, the frame was warped, and the flat-roof membrane above the door had failed in the same spot. We adapted the rough opening for a new PGT Vinyl Series impact-rated slider, re-flashed the sill, and tied the new threshold into the roof membrane with our own roofing crew. One contractor, one fix, no finger-pointing between subs.
PGT Models & Products We Service in Palo Alto
We service the PGT Aluminum Series found in original Eichler installations, the PGT Vinyl Series including both WinGuard impact-rated and non-impact lines, PGT WinGuard Aluminum Impact Series, and PGT sliding glass doors in both aluminum and vinyl. We source OEM PGT replacement parts, rollers, gaskets, weatherstripping, and glazing seals, whenever they’re available. For discontinued profiles, we turn to quality aftermarket equivalents and we tell you that’s what we’re doing. We’ll also tell you honestly whether a repair will restore performance or whether the unit has reached the end of its service life. That distinction matters in Palo Alto, where replacing a door on an Eichler can mean more than just swapping glass.
Our PGT work sits inside PGT sales & service as part of a broader window and door portfolio that includes impact-rated and specialty systems from CGI, Therma-Tru, ECO Window Systems, and others. We specify PGT because of their proven impact-rated engineering and the depth of their product line for replacement openings. Your project, your material choices.
See the difference
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AfterPGT Service Pricing in Palo Alto
What you’ll pay depends on whether we’re repairing an existing unit or replacing it, and whether the opening requires custom work. A straight replacement on a standard opening costs less than an Eichler slider that needs the flat-roof flashing reworked. The table below shows our typical ranges for the PGT work we do in Palo Alto.
| 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 |
Every estimate is free and comes as a written line-item quote. We don’t do change orders that surprise you later. The price we quote is the price you pay, assuming the scope doesn’t change. Call (877) 752-3154 for an exact number on your PGT repair or replacement.
Serving Palo Alto, CA — Our Local Coverage Area
We’re based in the Palo Alto area and know this community well, and we also provide PGT service in West Menlo Park. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – PGT Construction in Palo Alto
Sometimes, but not always. If the existing flashing is intact and the rough opening is square, we can swap the window without disturbing the roof membrane. If the flashing has been leaking or the opening has shifted, we’ll need to do coordinated roof membrane work at the same time. We’ll tell you which applies after we inspect the opening. Call (877) 752-3154 to schedule a look.
We stock common OEM PGT components: rollers, gaskets, weatherstripping, and glazing seals. For older aluminum profiles that PGT has discontinued, we source quality aftermarket equivalents and confirm fit before we start. If the frame itself is corroded or warped, replacement is usually the better investment. We’ll give you an honest recommendation either way.
Palo Alto enforces California’s Building Energy Efficiency Standards and local amendments, but impact-rated glazing is not automatically required for every remodel. It depends on the project scope, the opening location, and the structural design. We coordinate with Palo Alto’s planning and building departments on every permit set, so we’ll tell you exactly what code asks for on your project before you commit to a product line. Call (877) 752-3154 for a free estimate that includes the code conversation.
Palo Alto’s rain-shadow climate concentrates nearly all its precipitation between October and April, and atmospheric river storms can dump several inches in a day. We schedule roof-tied PGT work, jobs that require opening up a flat-roof membrane or flashing, around clear weather windows in those months. Interior-only replacements and repairs aren’t affected. If your job is weather-dependent, we’ll say so up front and plan the sequencing with you.
Yes. Most of the PGT units we work on in Palo Alto are from remodels done in the 1980s and 1990s, not original Eichler installs. The failure modes are similar: seal degradation, track wear, gasket compression. We service PGT products across every era of installation, and we’ll match the right OEM or aftermarket parts to your specific profile.
Service Areas Near Palo Alto
We serve Palo Alto and the surrounding Peninsula communities. While our PGT work is concentrated in Palo Alto itself, we also take jobs in nearby Palo Alto service area communities. If you’re in PGT service in Stanford or PGT service in Ladera, we cover those areas as well. Our PGT repair and replacement team works throughout the Mid-Peninsula, so reach out and we’ll confirm coverage for your address.
Book Your PGT Service in Palo Alto Today
If you have a PGT window or door that’s binding, leaking, or fogged in Palo Alto, we’ll inspect it and give you a straight answer on repair versus replacement. Estimates are free, and the quote is line-item. Call (877) 752-3154 to schedule yours.
Written by Noel Trevino, Owner & General Contractor at Moreno Valley Builders, serving Palo Alto and the Mid-Peninsula.