PGT Construction in Cupertino, CA

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Home additions & ADUHome additions & ADU
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PGT Construction in Cupertino, CA | Workshop Contractors

We handle Cupertino Home Remodeling with PGT window and door installation, replacement, and repair, and we do it as an independent contractor, not a dealer or manufacturer-authorized agent. That distinction matters here because Cupertino’s Eichler-era post-and-beam walls and the city’s slow plan check process change how PGT products have to be installed. If you’re planning PGT work on a 1950s or 60s home in 95014 or 95015, call (844) 384-3361 and we’ll walk you through what the job actually involves.

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Why Cupertino Residents Choose Us for PGT Service

We’ve installed and serviced PGT aluminum and vinyl products across hundreds of Cupertino remodels and retrofits. That includes single-hung Aluminum Series units in ranch tract homes, WinGuard impact windows on west-facing walls that bake in August, and EnergyVue sashes where owners want better thermal performance without changing the look of the house. Noel Figueroa grew up around tradesmen who taught him that framing had to be square before the window ever went in, and that same discipline shows up in how we set PGT frames, flash them, and make sure they operate without binding. We’re local to the Cupertino service area, we know what city inspectors look for, and we carry OEM PGT parts for rollers, locks, and gaskets so repair work doesn’t stall waiting on a parts shipment.

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Styles & brands we work with

Kitchen remodeling
Kitchen remodeling
Bathroom remodeling
Bathroom remodeling
Home additions & ADU
Home additions & ADU
Roofing
Roofing
Windows & doors
Windows & doors
Driveway & pavers
Driveway & pavers
Fence
Fence

Common PGT Construction Problems We Solve in Cupertino

  • Aluminum sliding door rollers and tracks wearing out. Cupertino’s dry summers put dust and grit into track channels, and by the time winter rains arrive, doors stick or leak at the sill. We replace rollers with OEM PGT hardware so the door glides and seats correctly against the weatherstripping.
  • Vinyl WinGuard sashes with corner separation. West-facing exposures in neighborhoods like Garden Gate routinely hit triple digits in July, and repeated thermal cycling stresses the corner welds on vinyl sashes. We inspect the corner joints, replace failed sashes when the frame is sound, and advise on glazing options when the unit is beyond repair.
  • Corroded single-pane aluminum frames on 1960s originals. Homes built between 1950 and 1975 often still have their original PGT aluminum sliders, and decades of winter moisture wicking into the sill channel causes corrosion and air leaks. The fix is usually frame replacement, because patching corroded aluminum doesn’t hold up.
  • Glass stress cracks from undersized headers. Eichler post-and-beam framing was never designed for the weight and point loads of modern multi-pane PGT units. When we remove an old single-pane slider and set a heavier three-pane WinGuard, the header can deflect, and the first sign is a diagonal crack from the corner of the new glass.
  • Water intrusion at low-slope roof transitions. Eichler-style roofs drain slowly, and any gap between a PGT frame and the surrounding tar-and-gravel roof membrane becomes a leak path in January. We coordinate the window flashing with the roof plane so water moves away from the opening instead of into the wall cavity.

PGT Service in Cupertino: What Local Conditions Mean for Your Equipment

Cupertino’s plan check for additions and window replacements on Eichler-style homes often requires a structural engineer’s letter. The original post-and-beam frames were not designed for the point loads of modern multi-pane PGT units, so the city wants documentation that the header can carry the new load before it signs off. This is a step that neighboring Sunnyvale tract homes rarely trigger, because those houses were built with conventional stud framing and sized headers. If you’re in Monta Vista or Garden Gate and you’re replacing three or more windows with PGT WinGuard impact units, budget time for the engineer’s review and the city’s notoriously slow plan check. We handle that paperwork as part of the job, which means the structural letter, the plan submittal, and the inspection scheduling aren’t things you have to chase on your own. Build it right the first time. The second time costs twice as much and nobody’s happy about it.

PGT Models & Products We Service in Cupertino

We work on PGT Aluminum Series single-hung and sliding units, WinGuard Impact Series vinyl windows and doors, and EnergyVue Series vinyl windows. For critical components like rollers, locks, and gaskets, we use OEM PGT parts so the hardware fits and warranty compliance stays intact. When OEM weatherstripping or flashing has been discontinued, we source high-quality aftermarket material that performs as well or better in Cupertino’s wet-dry cycle. We stock the common PGT roller sizes and lock sets locally, which means most Cupertino repair calls don’t wait on a two-week parts ship from Florida. For broader PGT sales & service questions, we can scope the full job in one visit.

Before & after

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Recent Project
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Full Restoration
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Complete Upgrade

PGT Service Pricing in Cupertino

What you pay depends on the scope, the PGT product line, and whether the existing wall framing needs reinforcement before the new units go in. Here’s what we currently see across Cupertino:

Service Typical Range
Window Replacement $4,500 – $15,000
Impact Window Installation $8,000 – $25,000
Home Addition $45,000 – $130,000

The spread is real. A two-window swap on a ranch tract house lands low. A full WinGuard retrofit with header reinforcement and city plan check on an Eichler lands high. A free estimate means we come out, look at the wall framing, open a sash or two, and give you a written line-item quote. Call (844) 384-3361 to schedule yours.

Serving Cupertino, CA — Our Local Coverage Area

We’re based in the Cupertino 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 – PGT Construction in Cupertino

Service Areas Near Cupertino

We run PGT service through Cupertino and into the surrounding South Bay, including PGT service in Sunnyvale, and PGT service in Loyola. We also cover parts of Woodcrest, Orange, and Buena Park when the job involves coordinated window and addition work that crosses city lines. If you’re on the edge of the Cupertino service area, call and we’ll confirm coverage.

Book Your PGT Service in Cupertino Today

We’ll come out, inspect your existing PGT windows or wall openings, and give you a written quote that covers the windows, the framing work, and the city paperwork. Call (844) 384-3361 to schedule a free estimate in Cupertino.

Written by Noel Figueroa, Owner and our General Contractor in Cupertino at Workshop Contractors, serving Cupertino since our first Eichler retrofit.

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