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
CGI Window Installation: The Los Angeles Owner’s Guide
CGI window installation in Los Angeles typically runs $350 – $900 per window for a full frame replacement depending on size, series, and whether the existing opening needs reframing. We stock CGI-compatible hardware, balances, and weatherseal components on our trucks, and most single-window installations are completed the same day we arrive. Homeowners usually discover a problem the way Owen did growing up near the 405: a window that suddenly won’t stay up, a sash that drags, or a room that feels ten degrees warmer than the rest of the house. A window should work as hard as the house it’s in, and when it stops doing that, the fix is rarely just the visible part. Westlight Windows Los Angeles is an independent installer, not affiliated with CGI, but we work with their products daily and know where they fail first.
Which CGI Models This Applies To
CGI builds impact-rated and non-impact windows across several series, and the installation details change based on which line you have. In the Los Angeles market we see the Estate Collection, the Tradewind series, and the Classic line most often. The fastest way to identify your window is the small etched or printed label in the corner of the glass: it lists the series, the glass type (usually tempered or laminated for impact), and a manufacturing date. That date matters more than most homeowners realize. CGI changed hardware specifications on certain Estate Collection models around 2017, which means a balance from a 2016 window won’t always retrofit into a 2018 frame, even if the sizes match on paper. This is the kind of compatibility gotcha that sends people back to the parts counter twice, and it’s exactly why we match the label before we quote anything. For CGI specifically, we recommend OEM balances and weatherseal where they’re still available, because the aftermarket equivalents often use a lighter gauge coil that sags faster in the heat of a west-facing Los Angeles wall.
Signs Your CGI Window Installation Is Failing
- The sash drops when you release it. The coil balance inside the frame has lost tension. In Los Angeles, the constant expansion and contraction from hot afternoons followed by cool evenings shortens the life of these coils faster than coastal climates.
- You have to lift with two hands now. The pivot shoe has worn or cracked. We see this on second-story windows where the sash gets slammed shut against a warped track.
- A whistle or a thin line of daylight at the sill. The weatherseal has compressed beyond recovery. This is the most common seal failure on homes near Santa Ana wind corridors, where dust works into the seal and grinds it down over time.
- The window locks but the sash still rattles. The cam or keeper has worn, which means the locking point no longer draws the sash tight. It is a security issue, not just a noise issue.
- Condensation between the panes in the morning. The insulated glass unit has lost its seal. On CGI units we can often replace the glass pack rather than the whole sash, but only if the frame is still square.
Any one of these is a reason to call. Two or three at once usually means the whole unit is near the end of its service life.
Replacement Cost & What’s Included
A complete CGI window installation in Los Angeles, which means removing the old sash and frame, setting a new or rebuilt unit, insulating the perimeter, and trimming out the interior, generally runs $350 to $900 installed per window. A single balance replacement or weatherseal swap is less, usually $120 to $250 depending on part availability and whether we need to remove the sash to access the hardware. What pushes the price up: a second-story window requiring ladder work, a rotted or out-of-square opening that needs reframing, or glass units with custom tinting. What is always included: every part we install, the labor to do it right the first time, and a written line-item price before any work starts. If the repair fails within a year, we come back and fix it at no charge under the 365-Day Done Right Promise. That promise is handed to you in writing when the job is done, not described over the phone and forgotten.
DIY or Call Us?
A homeowner can safely check a few things before calling: confirm the series label in the corner, measure the visible glass width and height, and note whether the problem is the whole sash or just the hardware. What goes wrong in a DIY attempt is usually the balance. Coil balances are under tension, and removing a sash without unlocking the pivot shoe correctly can send the coil spring across the room. We have taken apart plenty of DIY jobs where the shoe was cracked during removal, which turns a $150 balance replacement into a full sash rebuild. If the problem is the glass pack, do not attempt that yourself. Impact glass is heavy, and a dropped sash does damage to floors and fingers. Call us at (213) 810-3461 for a free estimate. We will identify the exact part, give you the written price, and show up in the window we gave you.
FAQs
A properly installed CGI window in Los Angeles should give you 15 to 25 years of service before the frame or glass needs major attention, though hardware like balances and weatherseal often needs replacement twice during that span. The heat and UV exposure in the San Fernando Valley and inland neighborhoods wear seals faster than coastal areas. Call (213) 810-3461 for an exact assessment of your windows.
Yes, in most cases a single failed part, whether it is a balance, a pivot shoe, or a weatherseal, can be replaced without replacing the entire window. The exception is when the frame itself has warped or the glass seal has failed and the sash is no longer square, at which point a full installation is the honest fix. Ask us for the written repair price before you decide.
A standard single-window CGI installation in Los Angeles takes two to four hours on site, including removal, reframing if needed, installation, insulation, and cleanup. Hardware-only repairs like a balance or weatherseal swap are often done in under an hour. We leave the job site cleaner than we found it, which is part of the Kingswell Guarantee.
We stock common CGI balances, pivot shoes, weatherseal, and hardware on our trucks, and we can source OEM glass packs and other series-specific components quickly. We also carry parts for PGT, CWS, and ES Windows, so if you have a mixed house, one call covers it. If we do not have your exact part, we tell you that before scheduling, not after we show up.
Written by Owen Satterfield, Owner, Westlight Windows Los Angeles at Westlight Windows Los Angeles, serving Los Angeles and nearby areas.
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.