New windows and doors improve comfort, cut energy bills and add long-term value to your home. Westlight Windows Los Angeles pairs proven product lines with our own installing crews for lasting performance - and a price we put in writing.
Choose your installer
The unit is half the job - the install is the other half. Our own background-checked crews measure, set, seal and insulate every opening, and they know the lines we quote inside and out because they install them every week.
Select the right products
Compare styles, materials and glass packages side by side until the fit is right for your rooms, your budget and your goals. The product-line comparison below is the place to start.
Prepare your home for install
Before install day we walk you through a short checklist - furniture pulled back, treatments down, a clear path to each opening - so install day is watch-it-happen, not scramble.
Compare the Lines We Quote
Every project is priced on the same lines, side by side - the price indicators below are relative, and your consultant shows exact numbers on your actual openings.
PGTThe line Florida homeowners arrive naming - the most Miami-Dade certifications in the industry$$$
- More Miami-Dade NOA certifications than any other line we quote
- WinGuard, EnergyVue and ClassicVue Max systems built for every wind zone
- 99% on-time delivery keeps your install date on the calendar
CGIThe heavyweight impact line$$$$$
- Large-missile impact ratings for the strictest wind zones
- Architectural-grade aluminum with commercial-depth frames
- The line we quote when protection is the whole point
CWSThe Florida value pick$$
- Vinyl systems built in Florida for Florida codes
- Strong energy packages at the friendliest price point
- The smart start for whole-home replacements on a budget
ESWSlim lines, big glass$$$$
- Narrow-sightline aluminum for modern elevations
- Oversized openings and floor-to-ceiling glass
- Impact-rated without the bunker look
ECOThe aluminum impact workhorse$$$
- Miami-built aluminum impact systems
- A strong price-to-protection ratio for coastal homes
- Proven inventory lines with short lead times
Fast, Reliable Window Installation Across Westwood
Window installation in Westwood is not a paint-by-numbers job. The altitude, the snow load, the temperature swings from a 20-degree January night to a 95-degree July afternoon, and the fact that so many homes here sit empty for weeks or months at a time all shape how a window gets installed, sealed, and guaranteed. We’re Westlight Windows Los Angeles, and our crews work up and down the Westwood side of the mountain year-round. Owen Satterfield runs this company, and the phone rings to a live person every time you call (213) 810-3461. You tell us what your windows are doing, we give you a written price before anything gets ordered, and we show up in the window we gave. That’s how the Kingswell Guarantee works on every job we take in Westwood.

Why Westlight Windows Los Angeles Is Westwood’s Preferred Window Installation Company
Westwood homeowners don’t need another contractor who drives up, squints at the house, and texts a number three days later. They need a firm that knows this town. Westlight has been doing window replacement and Window Installation since 2009, and we carry eight manufacturer lines so we’re never forcing one brand onto a job it doesn’t fit. When a Westwood customer calls, we book a time that works around their schedule, not our convenience, then our background-checked, uniformed technicians arrive with the right glass, the right flashing, and the right sealants for this altitude. The Kingswell Guarantee puts four promises in writing before any work starts: a written price, a committed arrival window, a clean job site, and a written guarantee on the finished work. If something fails during the guarantee period, we come back and fix it at no charge. That’s the 365-Day Done Right Promise, and it’s handed to every Westwood homeowner at job completion.
We also know the small things that matter here. Westwood front doors that won’t close tight in January. Sashes that swell in spring and stick by July. Nobody wants to be the one who finds the fogged picture window on a Friday evening in February. Our dispatchers coordinate from the brand’s Los Angeles office, but the crews you see are local, and they know the roads, the driveways, and the snowplow schedule. Call (213) 810-3461 and a real person answers. Every time.
Picture Window in Westwood
Picture windows are the fixed panes that frame a view without any moving parts, and in Westwood they’re usually the largest panes on the house, facing south or southeast to pull in light and heat through the winter. A picture window replacement in Westwood typically runs between $900 and $2,400 installed, depending on glass package, framing, and whether we’re reframing a rough opening or replacing in kind. These windows take the full brunt of the weather here: heavy snow sliding off the roof, unrelenting summer UV, and freeze-thaw cycles that slowly kill the insulated glass units that make them efficient.
When a Westwood Picture Window Needs Replacing
Most picture windows in Westwood fail quietly. The argon fill inside the insulated glass unit leaks out over 15 to 20 years, the panes fog between the glass, and because so many of these homes are second properties, nobody notices until the view through the glass is permanently hazed. If you can’t clean the fog off because it’s between the panes, the unit is dead and the fix is replacement, not repair. Glass that fogs between panes is the most common call we get on picture windows between Johnsonville and the Pine Street side of town.
High-Altitude Glass Packages for Westwood
Not all glass is equal at 5,000 feet. We recommend low-e glass, a thin coating that reflects heat back into the room in winter and back out in summer, paired with argon or krypton fill for the strongest thermal break. For south-facing picture windows that take direct afternoon sun, we often spec laminated glass interlayers for impact resistance and UV control, which also holds the pane together if a branch or ice load ever hits it.
Bay Window Installation in Westwood
A bay window installation in Westwood is a bigger job than swapping a single sash because it projects outward from the wall, which means new framing, a seat board, exterior skirt, and roof flashing that all have to be detailed correctly for heavy snow loads and ice damming along the roofline. Bay window installation in Westwood typically runs $3,200 to $7,800 installed, depending on size, roof treatment, and whether we’re replacing an existing bay or cutting a new opening. This is a job where the written price matters, because once we open the wall, there’s no good way to cut corners with alpine flashing and expect the house to stay dry.
Structural Snow-Load Considerations
Westwood gets real snow. A bay window’s roof and side framing have to carry the weight of a winter’s accumulation without sagging or leaking. We frame for the local snow load requirement and flash the head with materials that won’t crack in a January deep freeze, then we seal the seat board so thawed snowmelt runs off instead of pooling against the sill.
Making the Bay Useful, Not Just Pretty
A bay window is also a place to sit, store firewood, or set a plant in February when the outside is buried. We work with Westwood homeowners to design the bench depth and interior trim so the space serves the room. Our carpenters can match head casing and apron profiles to the existing millwork, which matters a lot on the older cabins where the original trim has character we don’t want to lose.
Trusted Brands We Service in Westwood
Westlight installs eight manufacturer lines, and on this mountain three brands matter most for window work. PGT and CGI make impact-rated glazing that holds up to heavy snow and flying debris when the plows throw ice. ES Windows builds high-quality architectural aluminum frames that don’t warp from the dry summer heat. We stock parts and trim for these lines in local inventory, so a Westwood job doesn’t have to wait on a shipment from the Southeast or the coast. That means faster turnarounds for homeowners who need a broken sash or a failed unit replaced before the next storm cycle.

Common Window Installation Problems We See in Westwood Homes
- Fogged insulated glass in unoccupied second homes. Most Westwood homes sit empty for weeks in spring and fall, so an argon leak goes unnoticed until the glass fogs between panes and the view looks permanently dirty. By the time anyone notices, the unit has been dead for a season or more, and the fix is full replacement, not a cleaning.
- Double-hung sashes that freeze shut every January. Moisture gets into the wooden jambs during fall rain and spring melt, then the first deep freeze locks the sash in place. We see this constantly on older cabins built between the 1930s and 1960s, where the original single-pane windows were never designed for this kind of cycling.
- Thermal stress cracks in south-facing single-pane glass. A 20-degree night followed by bright afternoon sun hitting the glass creates uneven expansion, and the pane cracks from the edge inward. This failure mode is specific to high-altitude alpine towns like Westwood, and it’s a big reason we push double-pane low-e replacements on south walls.
- Swollen frames that make cranks and hinges bind. Casement and awning windows with wood frames absorb moisture from snowmelt and rain, then the frames swell enough that the hardware can’t move the sash. If you can’t open a casement window in July, the frame has moved beyond adjustment and needs replacement or a full re-glaze.
Pricing for Window Installation in Westwood, CA
Window installation in Westwood runs a wide but predictable range. A simple single-hung or double-hung replacement in a standard opening usually lands between $650 and $1,350 installed. A single picture window replacement runs $900 to $2,400. Casements and awnings run $1,100 to $2,600. Bay and bow windows, because they involve structural framing and exterior roof work, run $3,200 to $7,800 on the lower end of the complexity scale. What moves the number is glass package, frame material, whether the rough opening needs reframing, and whether you’re in an older cabin where the original opening is out of square. Every Westwood customer gets a written line-item price before anything gets ordered, and that price doesn’t change at the door. Call (213) 810-3461 for a free estimate.
Long-Lead Items That Actually Drive the Schedule
On higher-end Westwood jobs, custom glass and specialty finishes are what set the calendar, not our labor. A custom-sized picture window with laminated glass and a specific low-e coating can take four to eight weeks from the manufacturer, and ES Windows architectural frames run on a similar lead time. We order nothing until you’ve approved the written price, and the price is fixed in writing before the order goes in. That protects you from a re-quote when materials arrive.
We Also Serve Cities Near Westwood
Westlight serves Window Installation in Westwood and the surrounding mountain and foothill towns, including Sun Valley, North Hollywood, West Hollywood, and Beverly Hills. If your property is in one of these areas or you have a second home on the mountain, the same written pricing and guarantee apply, and the same live-person phone line is there when you call (213) 810-3461.
Serving Westwood, CA - Our Local Coverage Area
We’re based in the Westwood 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 Window Installation in Westwood
We schedule around your calendar, not ours. If your Westwood home sits empty for weeks or months, we’ll coordinate the install for a window when you’re on the mountain, or we’ll work with a property manager or neighbor you trust. The Kingswell Guarantee includes a committed arrival window, so you know when we’ll be there even if you’re driving up for the weekend. Call (213) 810-3461 and we’ll fit the job to your dates, not the reverse.
Yes, because impact-rated glass is also about snow load, ice, and flying debris from plows and falling tree limbs. PGT and CGI impact windows use laminated glass interlayers that stay in the frame if struck, and that same lamination reduces the chance of a south-facing pane shattering from thermal stress after a cold Westwood night. For a cabin that sits empty through winter storms, impact-rated glass is a practical choice, not a coastal one. We’ll show you the cost difference in writing before you decide.
Low-e glass does not block the sun’s heat; it selectively reflects long-wave infrared while letting visible light and short-wave solar radiation pass. A high solar heat gain coefficient (SHGC) low-e coating actually improves passive solar gain compared to old single-pane glass, and you get the added benefit of reduced nighttime heat loss. For a Westwood home that relies on south-facing windows for free heat in winter, we spec glass with a higher SHGC and explain exactly what the numbers mean before ordering. Call (213) 810-3461 and we’ll run the glass options for your home’s orientation.
Your sashes freeze shut because moisture wicks into the wooden jambs in fall and spring, then the water freezes and locks the sash to the frame. Installation can absolutely fix this if we replace the old wood windows with a properly sealed, weatherstripped unit and correct any drainage issues at the sill. If the frames are salvageable, we can also re-glaze and plane the existing sashes, but on most older Westwood cabins the more durable fix is a full replacement with a modern thermal break. Either way, we’ll tell you the cost in writing before any work starts.
Yes. Our carpenters match head casing, apron, stool, and corner block profiles to your existing millwork, and we can source or mill replacement trim that follows the original character of the cabin. This matters on the older Westwood homes where the original trim has proportions and details you can’t get off a big-box shelf. We’ll show you the match before installation, and the written price includes whatever trim work the job requires when we finalize the estimate.
If you’re looking for window installation in Westwood that’s priced in writing and backed by a guarantee that actually comes back to fix things, call us at (213) 810-3461. A live person answers, day or night. We’ll set a time, give you a written estimate, and tell you what we’d recommend if we were in your shoes.
Written by Owen Satterfield, Owner at Westlight Windows Los Angeles, serving Westwood with window installation and replacement. The Kingswell Guarantee applies to every job we take in Westwood, and the 365-Day Done Right Promise is in writing on every project.
Six Reasons Homeowners Choose Westlight Windows Los Angeles
Laminated glass and reinforced frames hold up to wind-driven rain, hail and flying debris, so your openings stay sealed when the weather turns.
Low-E insulated impact glass from our manufacturer lines commonly cuts monthly cooling bills 20-30%.
Laminated impact glass shuts out up to 40% of outside noise - traffic, neighbors, weather.
Monitoring services run $30-90 a month. Laminated impact glass resists forced entry around the clock, with no subscription.
Tighter seals and insulated glass even out hot and cold rooms and stop the drafts at the frame.
A full impact package upgrades curb appeal, buyer confidence and appraised value in one project.