Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Sliding glass doors
Impact garage doorsPGTCGI
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AfterWindows & Doors Services in Calabasas, CA
If you live in Calabasas and your windows fog between the panes, your sliding door binds in summer, or your HOA just sent a letter about fire-hardening compliance, we can help. TruePane Windows & Doors serves the 91302 area with background-checked, uniformed technicians who measure every opening twice and quote manufacturer lines side by side on paper. Call (888) 635-0804 and a live person answers, 24 hours a day, seven days a week. Not a voicemail tree, not a callback form, not a regional call center. We know the Mulholland corridor, the gated enclaves off Las Virgenes, and the specific code requirements that trip up contractors who do not work this city regularly.
What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Why Calabasas Homeowners Choose TruePane Windows & Doors
The work we do in Calabasas has to satisfy two demanding audiences: the homeowner and the architectural review committee. We understand that before we write a proposal for a house in The Oaks at Calabasas or Calabasas Park Estates, the real gatekeeper is often a design board that wants frame color samples, grid pattern drawings, and product cut sheets before the city will even look at a permit. We prepare that paperwork as part of the estimate, not as a surprise three weeks later.
Dale Kessler founded TruePane in 2008 on a rule he still keeps on the whiteboard: if the pane is not true, the job is not done. That is not a slogan. It is the standard our journeymen and apprentices work to on every install from Calabasas Hills to the older tract streets north of the 101. Our standing offers include a free written repair estimate, an maintenance check, and a permanent 5% discount for seniors and veterans. And every job carries the Done Right Promise: if it is not done right, we make it right. No paperwork fights, no arguing.
Windows & Doors Services We Offer in Calabasas
Window Installation in Calabasas
We install new construction and retrofit windows to fit the specific opening conditions of Calabasas stucco tract homes and newer luxury builds. Every unit is shimmed, squared, and flashed to stay true through Santa Ana wind seasons and the temperature swings that come with living at the edge of the Santa Monica Mountains.
Learn more about our Window Installation in Calabasas.
Door Installation in Calabasas
A door that binds in July or lets dust through in October is a door that was never set correctly. We install entry, patio, and French door systems with the same square-and-level discipline we apply to windows, and we adjust hardware so it operates cleanly in every season.
Learn more about our Door Installation in Calabasas.
Window Replacement in Calabasas
The late-1970s to mid-1980s homes that make up much of Calabasas still carry original aluminum single-pane windows that fail Title 24 and VHFHZ requirements on the same inspection. Our replacement work removes those units entirely and sets new frames to current code, with both manufacturer warranty layers registered in writing before the truck leaves your driveway.
Learn more about our Window Replacement in Calabasas.
Impact Windows & Doors
We offer Impact Windows & Doors in Calabasas from manufacturers like PGT and CGI, installed to meet the debris-impact and pressure-cycling requirements that matter in wind-driven fire country. These are not generic laminated units; they are sized and anchored for the actual wind loads Calabasas sees during northeast Santa Ana events.
Learn more about our impact windows and doors in Calabasas.
Energy-Efficient Windows
Summer days in Calabasas regularly run 10 to 15 degrees hotter than coastal Los Angeles, which puts real thermal stress on south- and west-facing glass and makes Energy-Efficient Windows in Calabasas worth considering. We quote Low-E and gas-fill options from lines like Andersen and Milgard, and we explain the trade-offs in plain language so you buy what actually suits your elevation and your HOA.
Learn more about our energy-efficient windows in Calabasas.
Sliding & Patio Doors
A sliding door that fights you is often a track or header problem, not just a roller issue. We service existing sliders across Calabasas and install new Sliding & Patio Doors - Calabasas systems, including multi-panel and telescoping options, when replacement is the more honest fix.
Learn more about our sliding and patio doors in Calabasas.
Glass Railing Systems
For hillside decks and pool terraces where the view matters as much as the railing, we install Glass Railing Systems - Calabasas in frameless and semi-frameless styles that meet Los Angeles County structural requirements. Every panel is engineered, not improvised.
Learn more about our glass railing systems in Calabasas.
Custom Windows & Doors
Some openings in Calabasas were never a standard size, and some homeowners want a window that no catalog carries. We work with manufacturers including ES Windows and ECO Window Systems to build fully custom units that fit the opening as measured, not as approximated.
Learn more about our custom windows and doors in Calabasas.
Neighborhoods We Serve in Calabasas
Our crews work throughout the 91302 zip code, and we can typically schedule an initial visit within a few days of your call. We serve both the gated communities and the older tract streets with the same uniformed, background-checked technicians.
- The Oaks at Calabasas
- Calabasas Park Estates
- Calabasas Hills
- Mulwood
- Calabasas Highlands
Why Calabasas’s Climate & Housing Affect Windows & Doors
Calabasas sits inside Los Angeles County’s Very High Fire Hazard Severity Zone, and the 2018 Woolsey Fire did not spare the hillsides around it. That changes what a window or door replacement actually requires here. The wildland-urban interface code in Calabasas demands multi-pane tempered glass, ignition-resistant or non-combustible framing, and ember-resistant construction details that most LA Basin suburbs never have to think about. A contractor who does not specialize in WUI-compliant product lines will install something that fails inspection, and the homeowner pays twice.
Then there is the wind. Santa Ana events funnel hard through the Santa Monica Mountains passes near Calabasas, and the sustained pressure differentials are what accelerate dual-pane seal failures in this area. We see it constantly. A window that survived twenty years in Encino will lose its seal here in a fraction of that time because the northeast wind corridor works the glass and frame in ways the original builder never accounted for. Add to that the HOA layer in communities like The Oaks at Calabasas, where every exterior change requires architectural review committee sign-off before the city permit can be pulled, and you have a project that routinely adds three to six weeks of paperwork most homeowners do not anticipate. We handle that process as part of the job because we would not be much of a local contractor if we did not know how it works.
Pricing for Windows & Doors in Calabasas
Window replacement in Calabasas typically lands between $850 and $1,800 per opening depending on the frame material, glass package, and whether the unit must meet WUI code requirements. Impact-rated windows and doors run higher, usually $1,400 to $3,200 per opening from lines like PGT or CGI, because the laminated glass and heavier hardware are non-negotiable in fire-hardening zones. A full-home window replacement on a 1970s or 1980s Calabasas tract house generally falls in the $22,000 to $45,000 range, with custom or wood-clad work on luxury homes exceeding that. Sliding patio door replacements run $2,000 to $6,500 installed, depending on width and glass type.
We give written, line-item quotes before any work begins. The price on the estimate is the price on the bill. No change orders, no surprise line items. Call (888) 635-0804 and we will schedule a visit, measure your openings, and walk you through the numbers on paper while we are standing in your house.
Service Area - Cities Near Calabasas
Our crews handle work throughout the west San Fernando Valley and the Santa Monica Mountain foothills. If you are nearby, you will find the same fixed pricing and warranty practices in Woodland Hills, West Hills, Topanga, and Canoga Park. Dispatch and scheduling are coordinated from our Los Angeles office, with crews serving Calabasas locally.
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 About Windows & Doors in Calabasas
Most Calabasas window replacements run $850 to $1,800 per opening, and a full-home replacement on a late-1970s or 1980s tract house typically lands between $22,000 and $45,000. Impact-rated units add significant material cost because VHFHZ compliance requires multi-pane tempered glass and heavier frames. Call (888) 635-0804 for a written, line-item quote on your specific openings. Estimates are free.
Yes, in HOA-governed communities like The Oaks at Calabasas, every exterior window or door replacement requires architectural review committee sign-off before the city will process the permit. That review typically adds three to six weeks to the project timeline and requires product cut sheets, frame color samples, and grid pattern drawings. We prepare and submit that paperwork as part of the estimate.
Because Calabasas sits within Los Angeles County’s Very High Fire Hazard Severity Zone, replacement windows must meet WUI code requirements including multi-pane tempered glass, ignition-resistant or non-combustible frames, and ember-resistant construction details. These are not optional upgrades. They are mandatory for passing inspection, and a contractor who installs standard non-compliant units will cost you a failed inspection and a second job. Call (888) 635-0804 to confirm which product lines meet current Calabasas code requirements.
Santa Ana wind events create sustained high-pressure differentials along the Santa Monica Mountain passes near Calabasas, and that repeated flexing accelerates dual-pane seal failure faster than in flatter parts of Los Angeles. Once the desiccant inside the spacer saturates, the fog will not clear on its own. The fix is replacement of the sealed unit. Call (888) 635-0804 for an assessment and a written quote.
No. TruePane gives written, line-item pricing before any work begins, and that is the price on the final bill. The only exception is if we open a wall and find something structurally unsafe that no estimate could have seen, and in that case we stop, show you the condition, and get your written approval before proceeding. No change orders slipped into the invoice. Call (888) 635-0804 to schedule your free estimate.
TruePane Windows & Doors serves Calabasas with window and door installation, replacement, and repair backed by the Done Right Promise and The Keystone Standard. Every job includes both manufacturer warranty layers registered in writing, durations stated, and a live person on the phone any hour you call. We are authorized installers for more than a dozen manufacturer lines including, PGT, CGI, and ES Windows. We quote side by side on paper so you see exactly what you are buying. If the pane is not true, the job is not done. Call (888) 635-0804 for your free estimate in Calabasas.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving Calabasas and surrounding communities with craft-standard window and door installation since 2008.
What happens when you call
- 1A real person answersNo phone trees - talk to a local windows & doors pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Calabasas Customers Say
"Two entry doors. Showed up when they said, second day was a half day like they said, and the painter they recommended confirmed the frames were dead plumb. The financing was explained in actual dollars, not a brochure."
- Janet R."Impact windows on the whole house. They handled the permit, the inspection, and gave me a folder with every approval number for the insurance company. My windstorm premium dropped enough to notice."
- Bill T."Whole-house window replacement at 71 years old is not something you want to do twice. Dale walked the house himself for the quote. Crew was the same three men all four days, and the foreman knew every window by room."
- Pat and Ray L.