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PGT Construction in Calabasas, CA | Mason Remodeling Co Thousand Oaks
PGT windows and doors in Calabasas fail differently than they do in the Valley. We see seal failures from high-altitude UV, binding tracks from hillside dust, and cracked laminated glass from seismic settling, and we fix all of it. As independent PGT construction specialists, we service WinGuard, Eze-Breeze, and Estate Collection products across Calabasas without manufacturer restrictions. Call (805) 309-3386 for a free estimate on any PGT repair or replacement.
Why Calabasas Residents Choose Us for PGT Service

We’ve spent years working on PGT impact-rated windows and doors in the specific conditions Calabasas throws at them. Isaac Pruett, our owner, grew up in Los Angeles and learned the trade hands-on before putting crews on hillside job sites across the Santa Monica Mountains. That background matters when a WinGuard aluminum frame has shifted a quarter inch from foundation movement, or when Eze-Breeze rollers are grinding through sediment from a neighboring excavation.
We’re not a PGT dealer and we don’t pretend to be. We’re an independent service provider, which means we recommend the repair that makes sense for your home, not the one that moves inventory. When a window needs OEM laminated glass, we install OEM laminated glass. When a discontinued trim piece needs an aftermarket equivalent, we tell you that up front and show you the difference. Our PGT sales & service work across the region has taught us which parts hold up and which ones don’t.
Styles & brands we work with







Common PGT Construction Problems We Solve in Calabasas
- Fogged WinGuard glass from seal failure. Calabasas sits higher and drier than the Valley floor. Intense UV breaks down the sealant between insulated panes faster up here, especially on south-facing elevations. We replace the glass pack, not just the sash, so the fix lasts.
- Binding or stiff Eze-Breeze rollers. Hillside construction kicks up fine dust and sediment that settles into track channels. Porch enclosure doors start dragging, then stick entirely. We clean, recalibrate, and replace roller assemblies where needed.
- Cracked or delaminating laminated glass in WinGuard Aluminum. Seismic activity in the Santa Monica Mountains causes micro-settling even in well-built homes. That stress shows up as stress cracks or delamination in impact glass, particularly in frames that were installed tight against settling footings.
- Worn weatherstripping on Estate Collection casements. Calabasas summers run hot and dry. Degraded seals let conditioned air escape and dust blow in. Cooling bills climb. Fresh OEM weatherstripping restores the seal and usually pays for itself in a season or two.
- Stucco-damaging window replacements. Many Calabasas homes, especially older ranch styles in Mulwood, have thick stucco exteriors. Pulling a window without the right technique cracks the stucco and expands the job. We cut and flash carefully so the surrounding finish stays intact.
PGT Service in Calabasas: What Local Conditions Mean for Your Equipment
Here’s something nobody tells you unless they work up here: Calabasas construction permits often require a view preservation analysis. That means any new build or addition can’t block a neighbor’s mountain views, and that rule quietly shapes window and door decisions. A General Contractor - Calabasas can help navigate these requirements. When homeowners in gated communities like The Oaks or Mountain View Estates want larger PGT openings for light and sightlines, the permit process sometimes limits glazing area on certain elevations. We’ve helped clients select WinGuard configurations that satisfy the planning department while keeping the impact rating and the view. It’s a constraint you don’t run into in the flatlands below, and it changes which PGT lines make sense on a given wall.
PGT Models & Products We Service in Calabasas
We work on the full PGT lineup: WinGuard Vinyl, WinGuard Aluminum, Eze-Breeze porch enclosures, and Estate Collection casements and picture windows. Our parts approach is straightforward. For structural components such as laminated glass packs, sashes, and roller assemblies, we use OEM PGT parts so the impact rating and warranty integrity stay intact. For older Eze-Breeze enclosures where PGT has discontinued certain trim kits, we source quality aftermarket equivalents and disclose exactly what we’re installing. We stock common PGT replacement parts locally for faster turnaround on Calabasas jobs, and we replace full units when frame warping or glass damage makes repair unsafe or uneconomical.
See the difference
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AfterPGT Service Pricing in Calabasas

What you’ll pay depends on the repair scope, the PGT line involved, and whether we’re fixing a component or replacing a full unit. Here are the ranges we quote most often:
| Service | Price Range |
|---|---|
| Impact Window Installation | $8,000 – $25,000 |
| Window Replacement | $4,500 – $15,000 |
| Kitchen Remodeling | $14,000 – $45,000 |
A fogged glass pack on a single WinGuard window is a different job from replacing twelve windows on a hillside home, and the estimate reflects that. Every quote is written, line-itemed, and delivered before any work starts. Call (805) 309-3386 to schedule a free estimate, and we’ll tell you exactly what it costs.
Serving Calabasas, CA - Our Local Coverage Area
We’re based in the Calabasas 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 Calabasas
Yes. PGT WinGuard impact-rated windows meet the fire-resistance and impact standards required in the Santa Monica Mountains Fire Zone, including defensible space inspections on new additions and Calabasas Bathroom Remodeling projects. Many homes built before current wildfire codes carry older standard PGT aluminum, and we regularly replace those with WinGuard to bring properties into compliance. Call (805) 309-3386 for a code-ready assessment.
In most cases, yes, but it depends on your specific Eze-Breeze configuration and what Calabasas permitting will allow. Some enclosures can be upgraded with WinGuard glazing and structural reinforcement to qualify as conditioned space. Others were never engineered for that layering and are better left as enclosed porches. We’ll tell you which one you have. Call (805) 309-3386 for a free evaluation.
Thermal expansion is usually the culprit. Calabasas sees hot, dry summer days with wide temperature swings, and aluminum frames expand enough to make tight tracks bind. Add hillside dust and sediment, and the rollers start dragging. We adjust track alignment, clean the channels, and replace worn rollers so the door slides without force.
It depends on the frame condition and the age of the unit. If the frame is square and the sash operates properly, replacing the insulated glass pack usually restores clarity and performance for far less than a full replacement. If the frame is warped or the seals have failed repeatedly, replacement makes more sense. We’ll show you the numbers on both. Call (805) 309-3386 for a written quote.
We cut the exterior stucco back cleanly around the frame, install the new window with proper flashing, and reapply matching stucco so the area blends with the existing finish. Mulwood ranch homes are a particular focus because the stucco is often original and brittle. Careful cutting beats yanking every time. Call (805) 309-3386 and we’ll walk you through the process.
Service Areas Near Calabasas
We serve Calabasas service area and the surrounding hillside and Valley communities. That includes Thousand Oaks, PGT service in West Hills, Oak Park, Malibu, and Topanga, plus PGT service in Thousand Oaks for clients just over the county line. If you’re nearby and need PGT work done, call us.
Book Your PGT Service in Calabasas Today
Tell me what you need done. We’ll tell you what it costs and how long it takes, then we’ll do exactly that. Call (805) 309-3386 to schedule your free PGT estimate in Calabasas. A real person answers.
Written by Isaac Pruett, Owner at Mason Remodeling Co Thousand Oaks, serving Calabasas since 2004.











