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 Door Installation Across Manhattan Beach
Door installation in Manhattan Beach usually runs between $1,400 and $6,800 for a standard exterior door replacement, while custom multi-panel sliders on The Strand can run $8,000 to $20,000+ depending on size, finish, and hardware. The biggest cost driver here isn’t labor. It’s salt. If you live within a few blocks of the water, the hardware and frame materials you choose will decide whether that door works like new in five years, or seizes up in eighteen months.

Our crews have been working Manhattan Beach door jobs long enough to know which streets get the worst salt fog, which elevations rot first, and which manufacturers hold up on ocean-facing exposures. Call (213) 810-3461 and we’ll give you a straight written price before any work starts.
Key Takeaways:
- Standard exterior door replacement in Manhattan Beach: $1,400 – $6,800 installed.
- Multi-panel sliding doors on The Strand: $8,000 – $20,000+ depending on size and marine-grade specs.
- Salt air means hardware spec matters more here than almost anywhere in LA County.
- Written price, arrival window, and guarantee in writing before we touch a screw.
Why Westlight Windows Los Angeles Is Manhattan Beach’s Preferred Door Installation Company
We’re an independently owned and operated Kingswell location, founded in 2009 and led by Owen Satterfield. Door installation in Manhattan Beach is one of our core trades, and we’ve learned this stretch of coast the way you learn a trade: by fixing what other contractors got wrong. On this page, you’ll find the exact failure points we see on oceanfront doors here, the marine-grade specs we use instead, and real pricing. No vague ranges and no door-step surprises.
Our Manhattan Beach jobs are scheduled with a committed arrival window, and every customer gets the Kingswell Guarantee in writing: a price before work starts, a real window, a clean site at the end of the day, and a written guarantee on the finished work. If something fails inside the guarantee period, we come back and correct it at no charge. That’s the 365-Day Done Right Promise, automatically applied to every job. No negotiating, no fine print.
When you call (213) 810-3461, a live person answers. 24 hours a day, 7 days a week. Not a voicemail box, not a chatbot. A real human who can schedule a visit, answer a material question, or dispatch a tech if you’ve got a door that won’t close at 10 p.m.
As for the name: west light is the late-afternoon sun that pours through a good window, bright and warm and worth doing right. That’s the standard we bring to every door we set in Manhattan Beach.
Door Repair in Manhattan Beach
Door Repair in Manhattan Beach runs $180 – $640 for typical hardware and alignment work, while salt-related track and roller rebuilds on multi-panel sliders run higher. What we see most often near the water: stainless steel hinges and rollers that pit and bind within one to two years because they weren’t rated 316 marine grade. The fix isn’t a different lubricant. It’s the right alloy.
Slider Track and Roller Rebuilds
Oceanfront homes on The Strand and along the walk streets put more load on their slider hardware than almost any door in the county. Zinc rollers pit. Tracks accumulate salt deposits that grind the bearings. We tear out the old track, install hot-dip galvanized steel where possible, and set 316 stainless steel bearings. That’s the standard we’ve landed on after enough callbacks from lower-spec work.
Frame and Jamb Corrosion Repair
Powder-coated aluminum frames develop filiform corrosion under the finish from salt-laden fog, especially on north-facing elevations where the finish never fully dries. We strip affected sections, treat the aluminum, and re-finish with coatings that hold up better in constant salt spray. Wood jambs and thresholds that have wicked brine at the bottom corners get cut out and replaced with materials that won’t soak up salt moisture.
Exterior Door Installation in Manhattan Beach
Exterior Door Installation in Manhattan Beach runs $1,400 – $6,800 for a standard single door with marine-grade hardware, installed. Front entry doors on a typical Sand Section or Hill Section home land in the $2,800 – $5,500 range, depending on glass options and finish. Full custom pivot doors and multi-panel aluminum systems on ocean-facing elevations run $8,000 – $20,000+.
Front and Entry Doors
We carry Therma-Tru entry doors, and we pair them with 316 stainless steel hinges, marine-grade weatherstripping, and thresholds that won’t wick salt moisture. The price you’re quoted is the price you pay, and it’s written down before we start. If you want a specific swing, a specific glass package, or a specific finish, we match the product to the job rather than forcing the job to fit one brand.

Multi-Panel and Sliding Doors
On The Strand, door failure usually starts at the track. We rebuilt a 12-foot multi-panel aluminum slider that had seized mid-track. Salt had pitted the original zinc rollers and corroded the jamb screws. Our crew replaced the track with hot-dip galvanized steel and installed stainless steel bearings, then swapped the door’s weatherstripping to a marine-grade EPDM that won’t harden in salt fog. That’s not an upgrade we upsell. It’s what the location demands.
Trusted Brands We Service in Manhattan Beach
We install and service doors and window systems from eight manufacturer lines, including CGI, CWS, and ES Windows. For ocean-facing Manhattan Beach homes, we lean on impact-rated and marine-grade product lines from these brands, but the right door depends on the elevation, the exposure, and the existing frame. We stock common parts for these brands locally, which means slider roller rebuilds and hardware swaps don’t sit in limbo waiting on an out-of-state shipment. When a Manhattan Beach customer calls about a seized track, we want the parts in hand, not in transit.
Common Door Installation Problems We See in Manhattan Beach Homes
- Zinc and standard stainless hardware failing in 12 – 24 months. Near the coast, anything less than 316 marine-grade stainless pits, binds, and eventually seizes. We see this on nearly every oceanfront slider we’re called to replace.
- Filiform corrosion under powder-coated aluminum frames. Salt fog creeps under the finish and creates thin, worm-like corrosion trails. North-facing elevations are the worst. It looks cosmetic at first, then it eats into the frame.
- Wood door jambs and thresholds rotting at the bottom corners. Salt moisture wicks up into the wood, swells the assembly, and breaks the weather seal. The door goes loose, drafts appear, and the cycle accelerates.
- Track and roller seizure on multi-panel sliding doors. Salt deposits accumulate in the track, the rollers grind them into paste, and the door won’t glide. Replacing the rollers without treating the track just repeats the failure in a few months.
Pricing for Door Installation in Manhattan Beach, CA
A standard exterior door replacement in Manhattan Beach, with marine-grade hardware, runs $1,400 – $6,800. A front entry door lands at $2,800 – $5,500 in most of the Hill and Sand Sections. Multi-panel sliders and custom aluminum systems on The Strand or a walk street run $8,000 – $20,000+, because the hardware, finishes, and labor are all coastal-spec. Door repair work runs $180 – $640 for typical fixes, more for full track and roller rebuilds.
The price gap between the coastal-spec and the inland-spec version of the same job is real. A mid-range slider with standard stainless hardware might save you $600 up front. But when those rollers pit in 18 months and the track seizes, you’ll pay for the rebuild anyway. The cheap spec costs more within a decade, every time. Call (213) 810-3461 for a free estimate, and you’ll get your written price before any work starts.
We Also Serve Cities Near Manhattan Beach
Our Door Installation service area runs along the South Bay coast and up into the Westside. We handle jobs in Hermosa Beach, Playa del Rey, Marina del Rey, and Santa Monica. If you’re in Manhattan Beach or any of these nearby cities, call (213) 810-3461 and we’ll get you scheduled.
Serving Manhattan Beach, CA - Our Local Coverage Area
We’re based in the Manhattan Beach 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 Door Installation in Manhattan Beach
Yes, you need 316 marine-grade stainless. Standard 304 stainless will pit and bind in salt air within 12 to 24 months on an oceanfront door. We replace 304 rollers on The Strand all the time. Call (213) 810-3461 for an exact quote, and we’ll spec the right hardware for your exposure.
Every three months if you’re within a few blocks of the water, and every six months inland of Highland Avenue. Use a marine-grade lubricant, and wipe the track clean before applying. We can also do quarterly lubrication as part of a door maintenance visit. Call (213) 810-3461 and we’ll set it up.
Yes. We install and service ES Windows systems, and we can often replace the track, rollers, and weatherstripping on an existing system without touching the glass panels. If the frame itself is corroded beyond repair, we can spec a replacement system from ES Windows or another line we carry. Call (213) 810-3461 and describe what you have; we’ll tell you what’s practical.
It genuinely lasts longer. The failures we see on Manhattan Beach doors are almost always hardware and finish failures, not structural failures. Marine-grade hardware, 316 stainless components, and EPDM weatherstripping stop the specific failure modes salt air causes. The markup is real, but so is the service life. Call (213) 810-3461 and we’ll show you the cost difference in writing.
A composite or aluminum threshold with a marine-grade finish, not wood. Wood thresholds wick salt moisture and rot at the corners, which loosens the entire door assembly and breaks the weather seal. We replace rotted wood thresholds on The Strand with materials that won’t absorb salt water. Call (213) 810-3461 for a free estimate.
Get Your Free Door Installation Estimate in Manhattan Beach
We know Manhattan Beach doors fail at the hardware, not the glass. We know which brands hold up on ocean-facing elevations, and which ones don’t. We know the Sand Section, the Hill Section, the walk streets, and The Strand, and we know what salt air does to each of them. That local knowledge is the difference between a door that works for a decade and a door that seizes in one winter.
Call (213) 810-3461 to schedule your free estimate. You’ll get a written price before any work starts, a real arrival window, a clean job site, and a written guarantee on everything we install. Owen Satterfield and our crews will show up when we said we would, do the job right, and stand behind it.
Written by Owen Satterfield, Owner at Westlight Windows Los Angeles, serving Manhattan Beach 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.