Home › California › Thousand Oaks
Trusted Thousand Oaks window installers, free in-home quotes, licensed & insured pros, workmanship warranty.
Fire shapes how we install windows in Thousand Oaks. Large stretches of the city fall inside Very High Fire Hazard Severity Zones, which brings wildland-urban-interface construction standards with them, and the Woolsey Fire in November 2018 showed the Conejo Valley exactly what a wind-driven ember run looks like. Glass is the weakest part of a wall in that situation, and it is worth specifying properly.
Thousand Oaks homes lean 1960s through 1980s ranch and Spanish, spread across Newbury Park, Lynn Ranch, Wildwood and the older streets near Old Town. Plenty still have aluminum frames and single glazing. Between the Santa Ana winds that push down the canyons in autumn and summer highs near 86 degrees, that old glass costs you comfort, money, and margin you would rather have.
Our crews are in-house and background-checked, and they know the wildland interface requirements here.
Every quote is written and itemized, with tempered upgrades priced per elevation instead of bundled.
Your installer pulls the permit through the City of Thousand Oaks Building Division, which reviews plans in house.
Our workmanship is covered for life, and the manufacturer stands behind the glass and the hardware.
Every style, built for Thousand Oaks' climate.
Two sashes that slide vertically, a natural fit for the 1970s ranch homes across Newbury Park and Lynn Ranch.
Cranks open from a side hinge and seals firmly, which matters when Santa Ana winds come down the canyon.
Glides on a track, the practical option for the wide rear walls facing the Conejo open space.
A single fixed pane, best where the view of the hills is the point and nothing needs to open.
Multi-panel windows that project outward, adding a bright nook and depth to a long ranch elevation.
Awnings vent from the top during winter rain, and garden windows add a sunny shelf for growing things.
For Thousand Oaks' warm, sunny climate we most often install vinyl or fiberglass frames with Low-E 366 spectrally-selective glass.
Get a free, no-pressure recommendation for your Thousand Oaks home, any style, any material.
From one heat-cracked pane to a full home in a fire hazard zone, we serve homeowners and property owners across Thousand Oaks and the Conejo Valley.

Single-family homes, townhomes and condos through Newbury Park, Wildwood, Lynn Ranch and Old Town. We measure, pull the Building Division permit, confirm any fire-zone glazing standard, install, and clean up.

Offices, retail, multi-family buildings and HOA-managed properties. We fit code-compliant glazing, work to a schedule that keeps tenants running, and price larger counts as a package.
Residential or commercial, most Thousand Oaks property types qualify. No deposit, no pressure.
Licensed & insured · Lifetime workmanship warranty · Reply in 1 business hour
Thousand Oaks sits in the Conejo Valley, warm and dry inland with cool nights and a real fire season. Solar control comes first, and on exposed elevations so does the glass type itself. This is the package we install on Thousand Oaks homes:
| Spec | Recommended for Thousand Oaks | Why |
|---|---|---|
| Glass coating | Low-E 366 spectrally-selective | blocks solar heat, keeps interiors cool |
| Frame material | Vinyl or fiberglass | mild, sunny climate, low expansion, long life |
| Gas fill | Argon | steadier indoor temps year-round |
| U-factor target | ≤ 0.28 | exceeds the California Title 24 requirement for your climate zone |
| SHGC target | 0.22 | beats the code cap, and it is what blocks the sun |
Two things earn their money in Thousand Oaks. A Low-E 366 coating handles the strong inland sun and holds SHGC near 0.22 on west and south walls. On any elevation facing open space or canyon, tempered glass is the upgrade to make, because it resists the sudden thermal shock of radiant heat far better than annealed glass. Power runs around 36.1 cents per kilowatt-hour, so the efficiency case stands on its own even before the fire argument.
Window installation in Thousand Oaks usually runs $600 to $1,000 per installed window, or $12,000 to $22,000 for a full home. Tempered glass on fire-exposed elevations adds to the per-unit price and is money well spent in a Very High Fire Hazard Severity Zone. Hillside properties with second-story access can add labor. Set against local home values near $900,000, the full-home number is proportionate, and you get a fixed itemized quote before we order.
Get a free, no-pressure in-home quote today, licensed, insured, and backed by the installer's lifetime workmanship warranty.

We measure every opening and put the price in writing, noting which elevations need tempered glass.

Your units are built to your exact openings, specified to the glazing standard your fire zone requires.

Most Thousand Oaks homes are done in a day, and the Building Division permit is filed before the crew arrives.

We clear the site, haul the old frames off, and register your warranty before we leave.
Thousand Oaks is its own permitting jurisdiction with its own counter and plan-check reviewers, and it requires a building permit for window replacement. Your installer files through the City of Thousand Oaks Building Division. Expect closer review when you resize an opening, alter a bedroom window that has to meet egress, or change a structural header. Replacement units must satisfy California Title 24 at a 0.30 U-factor and a 0.23 SHGC, with a 0.40 U-factor permitted on jobs under 75 square feet of total area. The bigger local factor is fire: the city applies wildland-urban-interface development standards in Very High Fire Hazard Severity Zones, so if your home sits in one, we confirm the glazing requirements for your specific elevation before quoting.
"The upstairs of our Old Town Thousand Oaks place used to be unusable in summer. Not anymore."
"They worked around our schedule and finished the Newbury Park job in a single visit."
"Our Thousand Oaks HOA approval was painless because they had the paperwork ready to go."
Recent project: Full-home replacement in Old Town, 20 Low-E 366 spectrally-selective windows.
See what your project would cost, free, no-obligation in-home quote.
ZIP codes served: 91320, 91360, 91361, 91362, 91377
Yes. The City of Thousand Oaks Building Division requires a building permit and reviews it in house. If your property is in a Very High Fire Hazard Severity Zone, we confirm the applicable glazing standards at the same time.
For the Conejo Valley's warm, dry climate, we recommend Low-E 366 spectrally-selective glass with argon fill in vinyl or fiberglass frames at a U-factor of 0.28 or lower, with tempered glass on elevations facing open space.
Most Thousand Oaks jobs run $600 to $1,000 per installed window, or $12,000 to $22,000 for a full home. Tempered glass on fire-exposed walls and hillside access sit at the top of that range.
Electricity runs about 36.1 cents per kilowatt-hour locally. On a typical Thousand Oaks home, efficient windows save about $546 a year on the ENERGY STAR published figure for this climate zone, or about $336 if you are replacing older double pane.
They matter a great deal. Windows usually fail before walls do, because radiant heat cracks annealed glass and lets embers inside. Tempered glass and a non-combustible or fire-rated frame on exposed elevations are the standard upgrades in a Very High Fire Hazard Severity Zone.
Yes. Every installer we match you with is licensed, bonded and insured in California, and their work carries a lifetime workmanship warranty from your installer alongside the manufacturer's warranty on the windows. We arrange your quote and the introduction; your installation contract is with the installer who does the work.
Free, no-pressure in-home estimate. No deposit to book. Satisfaction guaranteed.