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
Window Company in Koreatown, CA
Westlight Windows & Doors is the window company Koreatown homeowners call when their building’s original aluminum frames have finally given out. Most jobs here involve replacing single-pane sliding windows in mid-rise condos and apartments built between the 1960s and 1980s, or swapping tired entry doors in courtyard buildings along streets like Normandie or Western. The dense, busy streets around Wilshire and Olympic create real noise and heat problems that a well-sealed dual-pane unit solves, but older buildings and strict HOAs mean the work has to be done thoughtfully and by the book. Call (213) 810-3461 and we’ll walk you through what your specific building needs.
Why Koreatown Homes Are Different
Koreatown runs dense, and that density shapes nearly every window and door job we do here. The housing stock is dominated by mid-rise apartment and condo buildings from the 1960s through the 1980s, with the occasional 1920s courtyard apartment or single-family home mixed in. Many of those units still have their original sliding aluminum windows and aluminum patio sliders, and after forty or fifty years the frames corrode, the rollers seize, and the single-pane glass transmits every horn honk from Olympic Boulevard straight into the living room.
The urban heat-island effect is real here. Koreatown streets absorb and hold heat through the day, so east- and west-facing units on upper floors can run ten degrees hotter than the outside air by late afternoon. Dual-pane glass with low-e coating (a thin layer that reflects heat back out in summer and back in during winter) makes a measurable difference. We also contend with HOA requirements more often in Koreatown than almost anywhere else we work. Many buildings require uniform exterior appearances, so we match frame colors and profiles, or use paintable vinyl when an exact factory color is no longer available. The goal is a window that performs like new without making your unit the odd one out on the facade.
Our Main Koreatown Services
Two jobs dominate our Koreatown work: replacing failed windows and installing proper doors that close, seal, and lock. Here’s how each one works in this neighborhood.
Window Replacement in Koreatown
Most Koreatown replacements involve pulling a failed aluminum slider or single-pane fixed unit out of an existing opening and setting a properly sealed dual-pane unit in its place without disturbing the surrounding stucco or drywall. The dense traffic along Wilshire and Olympic means the new glass has to do real work cutting noise, and the sealed low-e package matters just as much for the summer heat. HOA approval is often the slowest part of the job, so we quote early and wait for the board. Read the full breakdown on our Window Replacement in Koreatown page.

Window Installation in Koreatown
New window installation in Koreatown typically happens in units where the opening itself is being reconfigured or where a wall has been opened during a remodel. The job spans more than swapping glass: it means framing to spec, flashing against Los Angeles rain, and sealing the perimeter so street noise and exhaust stay outside. Building codes here require proper structural support around any enlarged opening, and we pull the permit and pass the inspection before the trim goes back on. Details are on our Window Installation in Koreatown page.

Door Installation in Koreatown
Entry doors in Koreatown’s older buildings take a beating from daily use and constant street exposure, and many original wood doors have warped or split at the jamb. We install new Therma-Tru entry doors with proper weatherstripping, fresh hardware, and reinforced frames where the old wood has failed. In condo buildings, we coordinate with the HOA on style and finish so the new door matches the hallway or courtyard elevation. See what the job involves on our Door Installation in Koreatown page.

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.
Brands We Service in Koreatown
We carry and install eight manufacturer lines, and for Koreatown’s mid-rise stock we most often specify PGT, CGI, ECO Window Systems, and Therma-Tru. Impact-rated PGT and CGI make sense on ground-floor units and any window facing a busy street, while ECO Window Systems covers high-efficiency dual-pane replacements at a sensible price. Parts are stocked locally, which keeps lead times short. See our brands for the full line.
Pricing for Window Company in Koreatown, CA
| Service | Typical range in Koreatown |
|---|---|
| Single window replacement (standard vinyl, dual-pane) | $850 – $1,600 |
| Window replacement with low-e glass | $950 – $1,800 |
| Sliding glass door replacement | $1,800 – $3,400 |
| New window installation (standard opening) | $1,000 – $2,000 |
| New window installation (enlarged opening) | $2,000 – $4,500 |
| Entry door installation (steel or fiberglass) | $1,200 – $2,800 |
| Patio door installation | $2,000 – $4,000 |
| Impact-rated window replacement (PGT or CGI) | $1,200 – $2,500 |
In Koreatown, upper-floor access and HOA-matched finishes push costs toward the higher end of those ranges, and a unit facing Wilshire or Olympic is more likely to warrant impact-rated or extra acoustic glass. Every price is written before work begins, and it does not change at the door.
Neighborhoods We Serve in Koreatown
We work throughout Koreatown and the immediate blocks around it, from the high-rise corridor along Wilshire to the courtyard apartments tucked south of Olympic. Response time is typically same week for estimates, with installation scheduled around your HOA or building manager’s access rules.
- Wilshire Center
- Harvard Heights
- Little Bangladesh
- Country Club Park
- Oxford Square
Service Area – Cities Near Koreatown
Beyond Koreatown, our crews serve the neighboring communities across central Los Angeles. You’ll find us in Los Angeles, CA, in East Los Angeles, CA, over the hill in West Hollywood, CA, and up through North Hollywood, CA. Dispatch and scheduling are coordinated from our Los Angeles office, with crews serving Koreatown directly.
Serving Koreatown, CA - Our Local Coverage Area
We’re based in the Koreatown 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 Company in Koreatown
Most estimates in Koreatown are scheduled within the same week you call, and we work around building access rules and manager hours. Call (213) 810-3461 and a live person answers, day or night, to book the visit.
We prepare the spec sheets, frame-color samples, and product documentation your board or management company asks for, and we match what the existing building shows. The HOA makes the call, but the paperwork from our side is handled. Call (213) 810-3461 for an exact quote, free.
Yes. Window and door work in Koreatown’s older mid-rise buildings falls under Los Angeles permit jurisdiction when structural openings are involved, and we pull, schedule, and pass the required inspections before the job is closed out. Call (213) 810-3461 to discuss your building’s specific scope.
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.
Other Westlight Windows Los Angeles Services
What Neighbors Say About Westlight Windows Los Angeles
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 Koreatown Customers Say
"Replaced a big picture window that had a failed seal and was always foggy. Can finally see the yard again. On time, tidy, and they stood behind the install with a written guarantee."
- Carol Whitaker"Replaced eight drafty old windows that were basically single pane. The house is warmer already and the street noise is way down. Crew was on time both days and the price was exactly the quote."
- Harold Bemis"Got quotes from three companies. Westlight wasn't the cheapest but they were the only one who measured everything carefully and put it all in writing. Worth it. No surprises on install day."
- Craig Dillard