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PGT Construction in Ben Lomond, CA | Milpitas Construction
We provide independent PGT window and door service across Ben Lomond, from storm-damage repair to full impact-rated retrofits. The one thing that makes our PGT work here different is that we understand the canyon: steep grades, redwood roots, and wildfire-zone codes shape every opening. If you’re dealing with a failed slider or a fogged impact unit in 95005, call (877) 752-4194 for a free estimate.
Milpitas Construction has installed and serviced PGT aluminum and vinyl lines throughout the Santa Cruz Mountains for years. Ken Stafford, our owner, grew up learning construction the hard way, from blueprint reading at Evergreen Valley College to two-plus decades of Bay Area builds that hold up through soil shifts and seismic quirks. We are not authorized by PGT, but we know their products the way only hands-on installers do. That matters in Ben Lomond, where the wrong flashing detail or an out-of-square rough opening turns a good window into a leak. Our PGT sales & service work covers the full range: repair, retrofit, and replacement.
Why Ben Lomond Residents Choose Us for PGT Service
We’re familiar with the PGT models on Ben Lomond homes because we’ve worked on them here, on the actual hillsides and redwood lots that define 95005, and nearby in PGT in Lompico. Older mountain cabins carry PGT 7700 and 7500 aluminum frames. Remodels and newer hillside builds use vinyl, often WinGuard impact-rated. We know how these frames behave after ten winters of atmospheric-river storms and how redwood root pressure racks an opening out of square.
Ken Stafford built his trade on doing work you’re not embarrassed to stand behind. His dad was a finish carpenter who kept a tidy garage and an even tidier conscience. That’s the standard we bring to every PGT repair in Ben Lomond. We source OEM PGT parts when they’re available because PGT’s profile-specific hardware is critical for proper fit and weather sealing. When OEM is back-ordered, we use aftermarket parts that meet or exceed the original spec, and we tell you which one went in. Single-contract accountability means we own the whole job, not just the glass.
Styles & brands we work with







Common PGT Construction Problems We Solve in Ben Lomond
- Aluminum frame corrosion and pitting. South- and west-facing walls under redwood canopy stay damp through Ben Lomond winters. PGT aluminum frames, especially 7500 and 7700 series, pit and corrode when water sits on them. We strip, refinish, or replace the affected sashes before the frame loses structural integrity.
- Vinyl frame distortion and seal failure. When hillside soil moves, the rough opening racks. Vinyl PGT frames flex, glass gets stressed, and seals fail. We see it most often on cabins with pier-and-post foundations. The fix starts with the opening, not the frame.
- Failed flashing and sill pans on deck-facing sliders. Redwood roots and soil creep shift thresholds over time. A PGT slider that once drained water away from the house starts channeling it inside. We rebuild the rough opening, add a positive-drain sill pan, and reinstall or replace the unit.
- Impact glazing seal failure after wildfire-radiant heat exposure. Even when the PGT frame is intact, thermal cycling and radiant heat from nearby wildfires can break down the laminate seal on impact glass. You get fogging or clarity loss. We reglaze or replace, depending on the damage.
- Out-of-square openings on hillside additions. New construction on Ben Lomond slopes settles differently than flat-lot work. We square the opening and shim correctly before installing PGT units, so the window or door operates the way it was designed to.
PGT Service in Ben Lomond: What Local Conditions Mean for Your Equipment
In Ben Lomond’s 95005, almost every PGT window or door retrofit on a hillside cabin triggers Santa Cruz County geotechnical review because redwood roots and slope drainage can undermine the rough opening. We never order units until the county signs off on the foundation and drainage plan. That’s a step flat-lot jobs in Scotts Valley or Brookdale PGT service calls usually skip. It changes lead times, it changes cost, and it changes which PGT products make sense for your home.
On a steep lot off Glen Arbor Road, we replaced a set of failing PGT aluminum sliders that had corroded and lost their seal after years of winter storms and redwood root pressure. Our crew rebuilt the rough opening and added a positive-drain sill pan, then installed new PGT WinGuard impact units specified for WUI glazing. The homeowner now has a weather-tight, fire-rated opening that passed county inspection without a hitch. That’s the difference between knowing PGT as a product line and knowing PGT in Ben Lomond. Build it right the first time, the Bay Area doesn’t give you a free pass on shortcuts.
PGT Models & Products We Service in Ben Lomond
We service PGT Aluminum Series units, including the 7700 and 7500 lines common in older mountain cabins and mid-century redwood homes. We also handle PGT Vinyl Series, both WinGuard impact-rated and non-impact, found in remodels and newer hillside builds, plus PGT service in Felton. PGT Sliding Glass Doors, aluminum and vinyl, are a big part of our Ben Lomond work because so many lots use deck access on steep terrain.
Our parts approach is simple: OEM first, quality aftermarket second. We stock common rollers, balances, and glazing for faster Ben Lomond turnaround. When we recommend repair over replacement, it’s because the frame and opening are still sound. Full replacement is reserved for structural damage, failed impact glazing, or when code-required WUI upgrades demand it.
See the difference
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After
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AfterPGT Service Pricing in Ben Lomond
Here’s what PGT work typically costs in Ben Lomond. These are real market ranges for the canyon, not flat-lot numbers from over the hill.
| Service | Price Range |
|---|---|
| Impact Window Installation | $8,000 – $25,000 |
| Window Replacement | $4,500 – $15,000 |
| Roof Repair | $400 – $1,800 |
What drives the cost here is the hillside. Geotechnical review, foundation retrofit, drainage, and WUI-compliant glazing all add line items you won’t see on a Scotts Valley flat lot. A free estimate from us includes a written line-item breakdown, so you know exactly what’s in the job before we order a single unit. Call (877) 752-4194 and we’ll walk your property with you.
Serving Ben Lomond, CA — Our Local Coverage Area
We’re based in the Ben Lomond area and know this community well, including Mount Hermon PGT service. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – PGT Construction in Ben Lomond
In most hillside cases, yes. Santa Cruz County requires geotechnical and drainage sign-off when the slope, redwood roots, or existing foundation condition could affect the rough opening. We handle the permit path, not just the window swap. Call (877) 752-4194 and we’ll tell you if your project triggers review.
Yes. On older PGT 7700 and 7500 aluminum frames, we can often retrofit impact-rated sashes or full units that match the existing sightlines. If the frame is corroded or the opening has shifted, we’ll tell you before you spend money on glass. Call (877) 752-4194 for an exact quote.
Redwood roots and soil creep push thresholds out of level. When a PGT slider’s sill pan loses positive drainage, water collects, the frame corrodes or the seal fails. It’s a Ben Lomond failure mode more than a PGT defect. We rebuild the opening and add a positive-drain sill pan before reinstalling or replacing the unit.
PGT WinGuard impact-rated vinyl is suitable when specified for WUI glazing. The key is pairing the right glazing with the right frame and proper installation. We spec units that meet Cal Fire guidelines for Ben Lomond’s high wildfire-severity zone. Call (877) 752-4194 for a WUI compliance review.
Most PGT impact units run four to eight weeks from order to delivery, and in Ben Lomond you add geotechnical review time on top of that. Plan ahead if you’re doing a full hillside retrofit. Call (877) 752-4194 early in your planning so we can sequence the permits and the order together.
Service Areas Near Ben Lomond
Our PGT service covers Ben Lomond and the surrounding Santa Cruz Mountains. We also serve Scotts Valley, where flat-lot rules change the permitting math, and Day Valley, where drainage and slope work come first. We’re the same independent PGT contractor for PGT service in Scotts Valley and PGT service in Day Valley, and we cover the full Ben Lomond service area.
Book Your PGT Service in Ben Lomond Today
If your PGT windows or doors are leaking, fogging, or sticking, don’t wait through another rainy season. Call (877) 752-4194 for a free estimate. We’ll walk the site, check the openings, and give you a written line-item quote. From the roofline to the kitchen counter, one contractor, one conversation.
Written by Ken Stafford, Owner at Milpitas Construction, serving Ben Lomond and the Santa Cruz Mountains.