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 homeowners arrive naming - the most impact certifications in the industry$$$
- More impact certifications than any other line we quote
- WinGuard, EnergyVue and ClassicVue Max systems built for every wind zone
- 99% on-time delivery keeps your install date on the calendar
CGIThe heavyweight impact line$$$$$
- Large-missile impact ratings for the strictest wind zones
- Architectural-grade aluminum with commercial-depth frames
- The line we quote when protection is the whole point
CWSThe value pick$$
- Vinyl systems built to strict wind codes
- Strong energy packages at the friendliest price point
- The smart start for whole-home replacements on a budget
ESWSlim lines, big glass$$$$
- Narrow-sightline aluminum for modern elevations
- Oversized openings and floor-to-ceiling glass
- Impact-rated without the bunker look
ECOThe aluminum impact workhorse$$$
- Factory-built aluminum impact systems
- A strong price-to-protection ratio for coastal homes
- Proven inventory lines with short lead times
Fast, Reliable Window Replacement Across West Los Angeles
Window replacement in West Los Angeles runs roughly $850 – $1,600 per window for standard vinyl or aluminum retrofitting, and $1,400 – $2,400 per window for full-frame replacements with premium materials. Those are the numbers homeowners west of the 405 actually pay, based on what our crews see week after week from Mar Vista to Rancho Park. We’re Westlight Windows Los Angeles, and we’ve been replacing windows here since 2009. If you’re tired of windows that stick, leak, or rattle every time a truck rolls down Sawtelle Boulevard, call us at (213) 810-3461 for a written, itemized price before any work begins.

Why Westlight Windows Los Angeles Is West Los Angeles’s Preferred Window Replacement Company
West Los Angeles has its own rhythm. The marine layer rolls in most mornings, burns off by noon, and leaves behind salt and moisture that do a number on window hardware. We know this because we work here, not because we read about it in a manual. Homeowners around Cheviot Hills, Westdale, and the residential blocks east of Santa Monica Airport call us because we answer the phone live at 7 a.m. and again at 9 p.m. when someone notices a draft or a sash that won’t lift.
Our Window Replacement team includes installers who have worked on more 1920s and 1930s Spanish Colonial homes than they can count. They know that pulling an original wood sash on a bungalow off Ohio Avenue often reveals dry rot that never showed itself until the frame was open. They know the difference between a window that just needs a new balance and one that needs full replacement. And they arrive in a uniform with a name tag, so you know exactly who’s walking through your door.
We put every promise in writing through the Kingswell Guarantee: a written price before work starts, a committed arrival window, a clean job site at the end of the day, and a written guarantee on the completed work. If something fails within the guarantee period, we come back and fix it at no charge. No arguing, no fine print.
Energy Efficient Windows in West Los Angeles
Energy Efficient Windows make sense in West Los Angeles for a reason most people don’t expect: it’s not the heat, it’s the damp. Our coastal mornings push moisture against aging frames, and that moisture is exactly what rots wood, seizes hardware, and lets conditioned air slip out through gaps you can’t see. Replacing old single-pane sashes with low-e glass (a thin coating that reflects heat back into the room in winter and out in summer) cuts the draft and keeps the fog where it belongs, outside.
A typical energy-efficient vinyl replacement in West Los Angeles runs $950 – $1,450 per window installed, including the old sash removal, new insulated glass, and trim work. If the existing frame is solid, an insert replacement keeps the job fast and clean. If the frame is soft or the opening is out of square, we’ll recommend full-frame replacement and explain exactly why before you spend a dime.
Fog-Belt Frame Sealing
West of Sawtelle Boulevard, the fog doesn’t just sit on windows, it works its way into every seam. Our crews pre-treat the jambs and sills with corrosion-resistant flashing and a marine-grade sealant before setting any new sash. We’ve seen too many jobs where a contractor on the east side of the 405 skipped this step and the new window was binding within two years.
Title 24 Compliance Without the Guesswork
California’s Title 24 energy code applies to replacement windows in West Los Angeles, full stop. When you replace a window, the new glass has to meet specific solar heat gain and U-factor requirements for our climate zone. We spec glass packages that satisfy the code the first time, so you won’t get a correction notice or a failed inspection after the work is done.
Window Repair in West Los Angeles
Window Repair in West Los Angeles often means one of three things: a sash that won’t stay up, a crank that grinds or won’t turn, or a latch that no longer locks. The salty marine air corrodes zinc and steel hardware fast, especially on homes west of Sawtelle. Sometimes we can replace the balance and the crank operator for $180 – $350 per window. Other times the frame itself has swollen or rotted to the point where repair would cost more than replacement, and we’ll tell you that plainly instead of patching a lost cause.
Most repairs in West Los Angeles run $150 – $400 per window for hardware and reglazing. If dry rot has eaten the sill or the jamb, that number moves toward $600 – $950 once we cut out the bad wood, treat the opening, and install new framing members. We write this as a fixed price before we start, not after we’ve opened the wall.
Corrosion-Binding Repairs on Old Crank Windows
Older mid-century apartments and ranch homes across West LA were built with aluminum or steel casement windows that use a crank-and-arm assembly. Once the marine layer gets into those gears, the whole thing seizes. We source replacement operators from local suppliers and can usually match the original track pattern without replacing the entire window.

Stuck Sash Releases and Weatherstripping
Wood windows swell with moisture, and West Los Angeles gives them plenty of it. If your double-hung won’t budge, we inspect the sash channels, trim back any swollen wood, and replace the weatherstripping so the window moves again and seals when closed. This is a same-visit job in most cases, and it costs far less than full replacement.
Trusted Brands We Service in West Los Angeles
We install replacement windows and doors from eight manufacturer lines, including PGT, CGI, CWS, and ECO Window Systems. For West Los Angeles homeowners battling the fog belt, we often recommend PGT’s impact-rated vinyl or aluminum lines because they stand up to moisture and salt far better than uncoated wood. ECO Window Systems gives us an energy-efficient option for Title 24 compliance at a lower price point. And because we stock common parts and glass packages for the brands we carry, a repair or replacement doesn’t stall while we wait on a supplier across the country. Most parts for West LA jobs are available within days.
Common Window Replacement Problems We See in West Los Angeles Homes
- Rusted crank operators and hinges west of Sawtelle. The marine layer deposits salt on metal hardware, and over a decade that salt eats through even factory-coated operator arms. We replace the assembly and treat the surrounding frame to slow future corrosion.
- Dry rot hiding behind the trim. Original 1920s through 1950s frames often look fine from the inside. Pull the trim, and the sill is crumbled. We inspect before we quote so the written price covers what we’ll actually find.
- Sticking sashes from swelling wood. Wood absorbs moisture from the morning fog, expands, and seizes. Pre-drilling drainage channels and sealing the end grain of the frame prevents this from becoming a yearly aggravation.
- Title 24 upgrades triggered by replacement. When you replace a window in California, the new unit must meet current energy code. If a previous owner did unpermitted work, opening the wall can trigger additional corrections. We flag this in advance and give you the numbers before any demo happens.
Pricing for Window Replacement in West Los Angeles, CA
A single insert window replacement in West Los Angeles typically runs $850 – $1,450 installed, depending in part on glass package and whether the existing frame is reusable. Full-frame replacement, which is often necessary on older homes with rotted jambs or undersized framing, runs $1,400 – $2,400 per window. Larger openings like picture windows or sliding glass doors will push toward the higher end or beyond. What changes the price most is what’s inside the wall: dry rot, termite damage, or electrical or plumbing that was run through the rough opening and needs moving. We include a line-item allowance for these unknowns in every contract, and if we find something, you approve the number in writing before we touch it. Call (213) 810-3461 for a free estimate, and we’ll give you a written price that won’t change at the door.
We Also Serve Cities Near West Los Angeles
If you’re just outside the West Los Angeles border, we’ve got you covered. Our West Los Angeles crew regularly handles window replacement and door installation in Los Angeles proper, East Los Angeles, West Hollywood, and North Hollywood. Wherever you are within the metro area, you get the same Kingswell Guarantee: written price first, committed arrival window, clean job site, and a written guarantee on the work.
Serving West Los Angeles, CA - Our Local Coverage Area
We’re based in the West Los Angeles 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 Replacement in West Los Angeles
The marine layer sits on the west side of Sawtelle Boulevard most mornings, and that fog carries salt and moisture that accelerate rust on steel and zinc window operators. Homes west of Sawtelle see this in as little as five to eight years, while identical homes east of the 405 may go fifteen years without a problem. We pre-treat replacement hardware and add corrosion-resistant coatings to slow the cycle substantially. Call (213) 810-3461 and we’ll inspect your hardware for free.
Yes, in most cases we can match the profile and species of original wood sashes on homes from Cheviot Hills to Westdale. We source clear vertical-grain fir and mahogany from local suppliers and mill the profiles to match adjacent windows. Where code or condition favors it, we’ll show you a clad-wood or fiberglass alternative that reproduces the look while standing up to West Los Angeles moisture better than old-growth wood. Call (213) 810-3461 with your address and we’ll tell you what’s possible.
We stop, photograph it, and write a change order that specifies the exact scope and price to repair or replace the damaged framing. You approve that number in writing before we cut anything. No surprise invoices. The Kingswell Guarantee requires it. Termite damage is common in West Los Angeles because older wood frames and damp coastal air are a termite’s favorite combination. We’ve handled it hundreds of times.
Replacing a window itself does not trigger a seismic retrofit. However, if the building department discovers unpermitted structural changes when you open the wall, they may require corrections that go beyond the window scope. West Los Angeles has a large stock of pre-1940 homes that were remodeled before modern permit enforcement, so this happens more often than homeowners expect. If we see signs of that on our first visit, we tell you before you commit to anything. Call (213) 810-3461 for an assessment on your specific house.
Impact-rated windows from PGT and CGI aren’t just for hurricanes. They’re built with thicker laminated glass and heavier frames that resist windborne debris, but they also resist the daily abuse of a coastal city: salt air, persistent moisture, and the grime that builds up on glass near busy streets. They seal better, operate more smoothly for longer, and help block street noise, which matters a lot if your home sits along Olympic Boulevard or Pico. For West LA’s fog belt, many homeowners find impact-rated vinyl or aluminum windows outlast standard units by a wide margin.
One More Thing About the Fog Belt
West Los Angeles homes west of Sawtelle Boulevard sit in a fog belt that leaves window hardware corroded and wood jambs swollen, so local replacement crews routinely pre-treat frames before setting new sashes, a step contractors on the east side of the 405 often skip. We learned this the hard way years ago, on a 1930s Spanish Colonial near Sawtelle and Olympic. Our crew replaced original double-hung wood sashes where the marine layer had rusted the window cranks solid and swollen the jambs tight. We pre-treated the frames, reset the openings with impact-rated glazing from PGT, and wrote the unexpected dry-rot repair into a change order before any demo, which the homeowner approved in writing the same day. That’s the Kingswell Way: say the price before the work, show up in the window we gave, leave the place cleaner than we found it, put the guarantee in writing, and come back if it fails.
Written by Owen Satterfield, Owner at Westlight Windows Los Angeles, providing window replacement to West Los Angeles since 2009.
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.