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Window Company in Los Alamitos, CA
Meridian Windows & Doors is the window company Los Alamitos homeowners call when a window job needs to be done once, priced before it starts, and covered in writing for a full year. Homes here run older than people expect: many were framed in the 1950s and 1960s, which means odd rough openings, dry-rotted sills, and aluminum frames that no longer seal. We plan every Los Alamitos project around those realities, not around a catalog photo. Call (817) 686-2228 for a written estimate.
Why Los Alamitos Homes Are Different
Los Alamitos sits a few miles inland from Seal Beach, close enough to the coast that salt air works on window frames year-round but far enough that summer afternoons still climb. That combination is hard on aluminum: oxidation at the corners, fogged double-pane seals, and tracks that bind when the ocean haze and valley heat alternate. Homes near Katella Avenue and Los Alamitos Boulevard, especially the tuck-under tract streets around Oak Middle School, share a common profile: original single-pane windows, stucco exteriors with narrow trim, and sliding patio doors that face west into the afternoon sun.
The age of the housing stock matters more than anything else on a window job here. Older Los Alamitos homes rarely have square openings. Framers in the 1950s worked fast, and a window installed plumb today often requires shimming, custom flashing, and a crew that knows how to correct a 3/8-inch out-of-square rough opening without tearing out drywall. We also see a lot of moisture damage at the bottom corners of window frames in the neighborhoods south of Cerritos Avenue, where sprinkler overspray hits stucco for years before anyone notices. A straight swap-out from the inside misses that. Our crew checks the sill condition before quoting, which is why the written price holds.
Our Main Los Alamitos Services
Most Los Alamitos homeowners reach out for one of three things: replacing windows that have failed, installing windows in new construction or additions, and replacing patio doors that stick, leak, or let in too much heat. Each has its own page with pricing and local detail.
Window Replacement in Los Alamitos
Replacement in Los Alamitos usually means removing original aluminum or wood frames, correcting any rot at the sill, and setting a new frame that fits the existing stucco opening. The salt air here means we favor frames and hardware rated for coastal exposure, and we always check the sill and surrounding drywall before the written price goes out. If the old window has fogged glass, the failure is almost always a broken seal on the insulated unit. See the full scope for Window Replacement in Los Alamitos.

Window Installation in Los Alamitos
Installation covers new openings: an addition off the back of a Rossmoor-adjacent ranch, a garage conversion, or a kitchen remodel that moves a window. The work is different from replacement because there is no existing frame to reference, which means the rough opening has to be framed, flashed, and waterproofed correctly before the window goes in. Los Alamitos building code requires the flashing details to be right the first time, and our crew treats every new opening as a water-intrusion risk until it is sealed and tested. Details are on the Window Installation in Los Alamitos page.

Patio Door Installation in Los Alamitos
West-facing patio doors in Los Alamitos take direct afternoon sun for half the year, which accelerates track wear and warps vinyl frames. Homeowners typically call when the door no longer locks, the rollers have chewed through the track, or the glass fogs. We install sliding and hinged patio doors sized to the existing cutout, and we level the track so the door runs without binding. A patio door that is slightly out of level will fail again within a couple of years. That is why we check for it on every Patio Door Installation in Los Alamitos job.

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 Los Alamitos
We install and service windows and doors from PGT, CGI, and ES Windows in Los Alamitos, selected for how they hold up to coastal salt air and inland heat. Parts for common track and latch repairs are kept in local stock. The full list is on our brands page.
Pricing for Window Company in Los Alamitos, CA
| Service | Typical range in Los Alamitos |
|---|---|
| Single-hung window replacement | $350 – $700 installed |
| Double-hung window replacement | $450 – $900 installed |
| Casement window replacement | $500 – $1,100 installed |
| Sliding window replacement | $400 – $850 installed |
| Picture / fixed window replacement | $300 – $750 installed |
| Bay or bow window replacement | $2,500 – $6,500 installed |
| Glass-only replacement (insulated unit) | $180 – $400 per pane |
| Fogged window glass replacement | $200 – $450 per pane |
| Sliding patio door replacement | $1,200 – $3,500 installed |
| Basic new-construction window install | $400 – $900 per opening |
| Full-frame window replacement | $550 – $1,200 installed |
In Los Alamitos, the two things that push a window job toward the top of these ranges are rotted sills that need rebuilding and out-of-square rough openings that require custom flashing. Both get identified before the price is written, never as a change order after the job starts. Every price we give in Los Alamitos goes on paper before any work begins, and the number does not move at the door.
Neighborhoods We Serve in Los Alamitos
We work throughout Los Alamitos, from the tree-lined streets near Rossmoor to the older tracts off Katella Avenue. Our crews know these blocks well enough to plan for the parking, HOA notification rules, and stucco details that vary from one side of town to the other.
- Rossmoor Highlands
- The tracts near Los Alamitos Boulevard and Katella Avenue
- Neighborhoods around Oak Middle School
- The area south of Cerritos Avenue
- Streets bordering Joint Forces Training Base
Service Area – Cities Near Los Alamitos
In addition to Los Alamitos itself, Meridian Windows & Doors serves homeowners in the surrounding communities. If you are in Cypress, CA, Hawaiian Gardens, CA, Seal Beach, CA, or La Palma, CA, we can schedule an estimate for the same written pricing and the same 365-Day Done Right Promise. Dispatch and scheduling are coordinated from the brand’s Los Angeles office, and crews serve Los Alamitos locally.
Serving Los Alamitos, CA - Our Local Coverage Area
We’re based in the Los Alamitos 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 Los Alamitos
Yes, when the job requires one. Replacement windows that match the existing opening size typically do not need a permit in Los Alamitos, but new openings, structural changes, and some full-frame replacements do. We handle the permit application and inspection coordination. Call (817) 686-2228 to confirm whether your project needs one.
We schedule estimates in Los Alamitos within a few business days. Once the written price is approved, installation is scheduled based on product lead time, which varies by manufacturer. We will not rush an order and risk a wrong-size unit. Call (817) 686-2228 for current scheduling.
Yes. We work throughout Los Alamitos, including Rossmoor Highlands and neighborhoods with HOA requirements. If your HOA requires an approval before window changes, we can provide spec sheets and color samples to support the application. The written price does not change based on HOA paperwork.
For a free estimate on any window or door project in Los Alamitos, call Meridian Windows & Doors at (817) 686-2228. We’ll give you a written price before any work starts, and cover the finished job with our 365-Day Done Right Promise.
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 Los Alamitos Customers Say
"Solid install. Scheduling slid by a few days because of weather."
- Mona H."Front door and sidelights replaced. Weatherstripped and foamed properly. No more drafts."
- Brett A."Quoted fairly with the glass package explained. No hard sell."
- Gloria B.










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