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PGT Construction in Bonny Doon, CA | Milpitas Construction
We provide independent PGT window and door installation, repair, and replacement across Bonny Doon and the 95060 ZIP. The biggest difference here: nearly every project we touch on a rebuild or addition has to pass unincorporated Santa Cruz County’s Chapter 7A wildfire-resistant construction review, and we spec PGT units for ember and radiant-heat exposure from the first takeoff, not as an afterthought. That’s the thing a generic PGT installer misses. Call (877) 752-4194 if you’re planning PGT work up here.
Why Bonny Doon Residents Choose Us for PGT Service
We’ve installed and serviced PGT in Ben Lomond, across the Santa Cruz Mountains, and nearby long enough to know how their vinyl and aluminum lines actually behave under real WUI and coastal-mountain conditions, not in a showroom. Ken Stafford, our owner, grew up around the trades and has spent more than two decades in and around the Bay Area’s soil shifts and seismic quirks. That matters up here. Bonny Doon lots move. Redwood-era framing racks. Winter storms drive water sideways. A PGT slider that seals fine on a flat suburban lot will tell you everything about a racked rough opening within the first heavy rain. We’re an independent contractor, not affiliated with or authorized by PGT, so our loyalty is to getting your openings right on your lot. We use PGT OEM replacement sash, hardware, and weatherstrip wherever the unit is still in production so the assembly keeps its rated performance. Build it right the first time, the Bay Area doesn’t give you a free pass on shortcuts.
Styles & brands we work with







Common PGT Construction Problems We Solve in Bonny Doon
- Ember and radiant-heat exposure at vent and weep paths. On Bonny Doon rebuilds, PGT units without fire-hardened detailing let embers into the wall cavity at the sill and weep openings. That’s the first thing a defensible-space inspector finds, and it’s a failed inspection.
- Sill-pan and flashing failure under heavy winter rain. Mountain storms drive water sideways. Original installer flashing on PGT frames on these steep lots often sheds water into the rough opening rather than out of it, which rots the framing behind a perfectly good window.
- Out-of-square frames and latch misalignment. Steep-slope foundations and older redwood-era framing move. PGT sliders and casements stop sealing cleanly when the opening has racked, and that shows up as drafts and water intrusion, not just a stiff handle.
- Glazing seal and thermal-pane fogging. South and west-facing PGT vinyl units bake at elevation. The same window that lives decades on a coastal flat fogs here within a decade, and once the seal is gone the unit’s insulating value is gone with it.
- Private-road access damaging new units before install. Narrow Bonny Doon drives force smaller trucks and hand carries. We’ve seen PGT units arrive with kinked frames because someone tried to force a full-size truck up a drive it never fit.
PGT Service in Bonny Doon: What Local Conditions Mean for Your Equipment
Because much of Bonny Doon burned in the 2020 CZU Lightning Complex and rebuilding here runs through unincorporated Santa Cruz County with Chapter 7A wildfire-resistant construction requirements, any PGT window or door on a rebuild or major addition has to be specified for ember and radiant-heat exposure and defensible-space detailing, not just for the coastal-mountain wind and rain load a standard replacement would cover. That’s the local insight that reshapes everything. On a CZU rebuild up a narrow private road off Bonny Doon Road, our crew had to stage PGT repair in Felton-style — WinGuard units on a smaller truck at the bottom of the drive, carried up by hand before we could even set them. The original rough openings on the surviving older cabin were out of square from decades of slope movement, so we reframed the sills, rebuilt the flashing and sill pans, and set the PGT sliders square with ember-resistant detailing at the weep paths before the county’s WUI inspection. The units sealed and passed. That’s the standard every PGT opening in Bonny Doon should meet.
PGT Models & Products We Service in Bonny Doon
We service the full PGT Vinyl Series, including WinGuard and WinGuard Pro impact-rated units. We also handle the PGT Aluminum Series, the line we most often recommend for coastal and WUI exposure up here because it takes radiant heat differently than vinyl. That covers slider and French door units from the WinGuard family plus replacement double-hung and casement units in the vinyl series. For discontinued profiles we’ll use a quality aftermarket match only when the OEM part is truly unavailable, and we say so up front. If you’re pricing PGT work, see our PGT sales & service page for how we approach the whole brand.
See the difference
Before
After
Before
After
Before
AfterPGT Service Pricing in Bonny Doon
| Service | Price Range |
|---|---|
| Impact Window Installation | $8,000 – $25,000 |
| Window Replacement | $4,500 – $15,000 |
| Home Addition | $45,000 – $130,000 |
What drives PGT cost in Bonny Doon is access and the condition of the rough opening, not just the window. A straightforward swap on a level lot runs toward the lower end. A rebuild or addition with WUI detailing, reframed sills, ember-resistant weep paths, and hand carries up a private road pushes the number up. That’s honest. We give free written estimates with line items, and the price doesn’t change mid-job unless you change the scope. Call (877) 752-4194 for exact numbers on your openings.
Serving Bonny Doon, CA — Our Local Coverage Area
We’re based in the Bonny Doon area and work closely with our General Contractor in Bonny Doon team; we 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 Bonny Doon
Yes, any PGT window or door on a rebuild or major addition in Bonny Doon has to meet Chapter 7A wildfire-resistant construction requirements, which means ember-resistant vents, proper weep-path detailing, and openings spec’d for radiant-heat exposure. We coordinate with county inspectors on this so the unit passes the first time. Call (877) 752-4194 to walk through what your lot needs.
Usually yes, but it takes staging: we bring a smaller truck, hand-carry units from the bottom of the drive when we have to, and check access before we order sizes that won’t fit the path. We’ve done this on drives off Bonny Doon Road more times than we can count. It’s slower, but it doesn’t damage the window or your road.
In Bonny Doon, sliders that stick and leak usually have an out-of-square rough opening: decades of slope movement racked the frame, so the sashes don’t seat and water gets driven in sideways during winter storms. We reframe the sill, reset the unit square, and rebuild the flashing. Want us to look? Call (877) 752-4194 and we’ll schedule a check.
Repair makes sense if the frame is sound, the seal is intact, and it still meets current ember-resistance expectations. Once a unit has lost its seal, fogged, racked out of square, or sits in an opening that no longer meets WUI code, replacement beats patching, and we say so straight. Estimates are free if you want a real read.
Yes, we handle the whole opening package on additions and ADUs: PGT windows and doors, flashing, WUI detailing, and the framing that holds them square. One contractor, one point of contact. Call (877) 752-4194 to put your whole project on one schedule.
Service Areas Near Bonny Doon
We run PGT service across the Santa Cruz Mountains and down toward the Monterey Bay edge. That includes PGT service in Pasatiempo and PGT service in Soquel, plus nearby communities like Marin City, San Juan Bautista, Castroville, and Prunedale. Our full coverage area is on the Bonny Doon service area page.
Book Your PGT Service in Bonny Doon Today
If you’re planning PGT windows or doors in Bonny Doon, start with a free estimate. We’ll spec the right units for your lot, your road, and your county inspection. Call (877) 752-4194 and ask for Ken Stafford.
Written by Ken Stafford, Owner at Milpitas Construction, serving Bonny Doon and the Santa Cruz Mountains.