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Window Replacement Contractor Los Angeles, CA You Can Count On

American Reliable Windows & Doors is the Window Replacement Contractor Los Angeles, CA homeowners call when drafty, foggy, or sticking windows finally need to go. Since 2010 we have measured, supplied, and installed vinyl, fiberglass, wood, and aluminum units across the Valley and the Westside. One crew, one quote, no surprises.

  • Licensed & Insured
  • Transparent Pricing
  • Same-Day Service
  • 24/7 Emergency
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Licensed Licensed & Bonded
Fully Insured Insured & Bonded
24/7 Emergency Same-Day Response
Warranty Backed 16+ Years Trusted in Los Angeles
Window Replacement Contractor in Los Angeles: window replacement technician reviewing a window installation plan with a
Window Replacement Contractor in Los Angeles: close-up of a window replacement technician's gloved hands operating a power

15+

Years Local Trade

Your Window Replacement Contractor Los Angeles, CA Homeowners Trust


American Reliable Windows & Doors has been replacing windows across Los Angeles since 2010. We handle full frame, retrofit, and insert work on single-family homes, condos, and small commercial buildings from Sherman Oaks to Santa Monica. Every job starts with a real measurement, not a guess, and ends with a walkthrough before we pack the truck. Sixteen years in, we still install every unit ourselves.

What sets us apart is the boring stuff: we pull the right permits, we flash and seal correctly the first time, and we show up when we say we will. If you need a Window Replacement Company near me in Los Angeles, our crews cover Los Angeles County seven days a week, with same-day estimates and emergency board-up when a broken pane leaves you exposed. Call +1 (747) 298-4287.

3,200+

Jobs Completed

4.9★

Google Rating

24/7

Emergency Line

Window Replacement Contractor Services in Los Angeles

We install every major window type and material, from a single bedroom sash to a whole-house package. If you are comparing options for window installation services Los Angeles California, this lineup covers what most homes here actually need. Not sure which style fits your wall depth or stucco? We measure, then recommend.

Full Frame Window Replacement in Los Angeles: window replacement technician is applying exterior sealant around the newly

Full Frame Window Replacement

We tear out the old frame, sill, and trim down to the studs, then set a new unit with fresh flashing and insulation. Best for rotted frames or homes changing window size. Common on older Sherman Oaks and Pasadena houses where the original wood has given up.

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Retrofit Window Replacement in Los Angeles: window replacement technician is inserting a new vinyl retrofit window unit

Retrofit Window Replacement

Retrofit keeps your existing frame and fits a new window into the opening, which means less stucco repair and a faster install day. Ideal when the frame is solid but the sashes and glass are done. Most retrofit jobs finish in one day per room.

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Insert Window Replacement in Los Angeles: window replacement technician is carefully removing the sashes and hardware from

Insert Window Replacement

Insert windows drop into the existing frame pocket with minimal disruption to interior trim and exterior finishes. A clean, affordable choice for condos and rentals where you want better glass without a full tear-out. We measure the pocket depth to the sixteenth of an inch.

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Window Sash Replacement in Los Angeles: window replacement technician is carefully lifting out a damaged upper sash from a

Window Sash Replacement

When only the moving part is failing, sash replacement saves you the cost of a whole unit. We match the sash profile, replace the weatherstripping, and rebalance the hardware. A good fit for double hungs with cracked glass but a healthy frame.

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Double Hung Window Replacement in Los Angeles: window replacement technician is using a reciprocating saw to cut through the

Double Hung Window Replacement

Double hung units tilt in for cleaning and vent from top or bottom, which matters on two-story homes in Studio City and Encino. We set new balances and check the tilt latches before we leave. Available in vinyl, fiberglass, and wood.

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Single Hung Window Replacement in Los Angeles: window replacement technician is attaching the new single-hung window unit to

Single Hung Window Replacement

Single hung windows cost less than double hung and work well in bedrooms, hallways, and rentals where only the bottom sash needs to open. We install them with new flashing tape and silicone caulk so water stays outside where it belongs.

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Casement Window Replacement in Los Angeles: window replacement technician is unbolting the old casement window hardware from

Casement Window Replacement

Casement windows crank open for full ventilation and seal tight against wind-driven rain. Popular in kitchens and coastal-facing rooms from Santa Monica to Woodland Hills. We check the crank mechanism and hinge alignment on every unit before sign-off.

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Sliding Window Replacement in Los Angeles: window replacement technician is setting a new vinyl sliding window frame into

Sliding Window Replacement

Sliding windows give you wide glass and an easy horizontal glide, ideal for patios and family rooms. We replace worn rollers and tracks so the new panel moves with one finger. Available in two-, three-, and four-panel configurations.

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Bay Window Replacement in Los Angeles: team of two window replacement technicians is lifting a pre-assembled new vinyl bay

Bay Window Replacement

Bay windows push out for extra floor space and light, and they are a common upgrade on Valley ranch homes. We build the seat, roof, and side panels to match your exterior, then seal every joint. Expect a two-day install for most bays.

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Bow Window Replacement in Los Angeles: window replacement technician is installing the interior head and seat boards of a

Bow Window Replacement

Bow windows use four or more panels in a gentle curve, giving a softer look than a bay. We frame, flash, and finish the curved head and sill so nothing leaks behind the stucco. A strong choice for living rooms in Northridge and Tarzana.

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Picture Window Replacement in Los Angeles: window replacement technician is installing the interior trim pieces around a

Picture Window Replacement

Picture windows are fixed glass, so they deliver the biggest view and the best energy numbers per square foot. We use low-E glass and argon gas to cut heat gain on west-facing walls. Perfect above a sofa or behind a dining table.

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Awning Window Replacement in Los Angeles: window replacement technician is attaching the operating arm and crank to a newly

Awning Window Replacement

Awning windows hinge at the top and open outward, so you can vent a room even in light rain. They pair well above kitchen sinks and in bathrooms. We set the friction stays so the sash holds wherever you leave it.

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Garden Window Replacement in Los Angeles: window replacement technician is applying exterior sealant around the base and

Garden Window Replacement

Garden windows box out from the wall with glass on three sides and a shelf for plants. Great for kitchens that need light but no direct sun. We insulate the base and seal the exterior corners against our occasional heavy winter rain.

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Egress Window Replacement in Los Angeles: window replacement technician is installing a new vinyl-frame egress window into

Egress Window Replacement

Egress windows meet code for bedrooms and basements, with a clear opening big enough to climb through. We size the unit to the required clear width and height, then verify the well or clearance. Required on many permitted remodels in Los Angeles County.

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Storm Window Replacement in Los Angeles: window replacement technician is carefully removing a damaged exterior storm window

Storm Window Replacement

Storm windows add a second layer of glass or polycarbonate over your existing unit, cutting noise and drafts for less than a full replacement. A practical fix for historic homes in Pasadena and Beverly Hills where the original windows must stay.

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Vinyl Window Replacement in Los Angeles: window replacement technician is carefully shimming and leveling a new white vinyl

Vinyl Window Replacement

Vinyl is the workhorse material here: low maintenance, never needs paint, and handles Southern California sun without warping. We use multi-chamber profiles with welded corners. The most affordable path to ENERGY STAR rated performance for most homes.

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Fiberglass Window Replacement in Los Angeles: window replacement technician is installing interior trim around a newly

Fiberglass Window Replacement

Fiberglass frames expand and contract less than vinyl, so they hold their seal through big temperature swings from the Valley to the coast. Strong, paintable, and a good match for stucco exteriors. We stock Marvin and Milgard fiberglass lines.

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Wood Window Replacement in Los Angeles: window replacement technician is precisely fitting a new custom-made wood picture

Wood Window Replacement

Wood windows match the character of Craftsman and Spanish homes across Los Angeles, and they can be stained or painted to your trim. We specify rot-resistant species and prime every edge before install. Andersen, Pella, and Kolbe options available.

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Aluminum Window Replacement in Los Angeles: window replacement technician is installing the interior glazing bead on a newly

Aluminum Window Replacement

Aluminum frames are slim, strong, and rust-free, which suits modern and mid-century homes. We use thermally broken profiles to reduce heat transfer. A clean look for large openings where you want maximum glass and minimum frame.

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Composite Window Replacement in Los Angeles: window replacement technician is applying exterior caulk around a newly

Composite Window Replacement

Composite frames blend wood's look with engineered durability, resisting rot and moisture better than natural wood. A smart pick for bathrooms, kitchens, and any window that sees splash or humidity. We finish them to match your existing trim.

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Why We Are the Best Window Replacement Contractor in Los Angeles

Anyone can hand you a catalog and a quote. We measure, order, install, and warranty the whole job, so there is one number to call if anything is off. Here is what that looks like in practice.

  • Licensed, Insured, and Code-Correct We hold an active California Contractor License through the CSLB and carry full liability and workers comp coverage. Every install meets current California building code, and we pull permits when your project needs them. You get documentation, not a handshake.
  • Same-Day Estimates, Seven Days a Week Call before noon and we can usually measure the same day. Our estimators arrive in marked trucks with samples of vinyl, fiberglass, and wood so you can compare in your own light. Quotes are itemized by window, not a lump sum you have to decode.
  • Energy Ratings That Actually Cut Bills We spec NFRC-rated units with low-E glass and argon gas, which cut heat gain on west-facing walls and hold warmth on cold Valley nights. Many of our windows qualify for ENERGY STAR, and we will show you the label before you buy.
Window Replacement Contractor in Los Angeles: exterior shot of a window replacement technician on a ladder, using a caulk

98%

Of our customers refer us within the first year.

How Our Window Replacement Process Works

Replacing windows should not feel like a mystery. Here is the same four-step path we run on every job, from a single bedroom sash in Van Nuys to a full house in West Hills.

01

Free Measure and Quote

We come out, measure every opening with a tape measure and level, and note the frame condition. You get an itemized quote by email, usually within 24 hours. No deposit to get the number.

02

Order and Schedule

Once you approve, we order your units from Andersen, Pella, Marvin, Milgard, or Simonton. Standard sizes arrive in two to three weeks. We confirm your install date and give you a window, not a vague morning.

03

Install Day

Our crew lays drop cloths, pulls the old units, checks for rot, and sets the new windows with shims, flashing tape, and insulation. We caulk inside and out, then test every sash for smooth operation.

04

Walkthrough and Warranty

Before we leave, you inspect each window with the lead installer. We hand over the manufacturer paperwork and our five-year workmanship warranty. If a latch sticks or a seal fails, you call us, not a call center.

Window Problems We Fix Across Los Angeles

Southern California is hard on windows: UV, heat, Santa Ana winds, and the occasional hard rain. Here are the issues we see most and how we solve them.

01

Drafty windows that let in heat and cold


(Our Fix)We replace failed weatherstripping and worn sashes, or install new low-E units with argon gas. Most homeowners notice the difference on the first hot afternoon. If the frame is sound, a retrofit saves you money over a full tear-out.

02

Condensation or fog between the panes


(Our Fix)Foggy glass means the seal is broken and the insulating gas is gone. That unit cannot be repaired, only replaced. We swap the sash or the whole window, depending on the frame, and restore the energy rating.

03

Rotted window frames and water leakage


(Our Fix)Rotten wood around a window means water has been getting in for a while. We cut out the damage, treat or replace the framing, and install new flashing tape and silicone caulk. Left alone, rot spreads into the wall.

04

Sticking windows that will not open


(Our Fix)Swollen wood, bent tracks, and failed rollers are the usual culprits. We repair what can be repaired and replace what cannot. For sliding windows, new rollers and a cleaned track often solve it in an hour.

05

Noise infiltration from the street


(Our Fix)Single-pane glass and thin frames let traffic noise straight through. Laminated or double-pane glass with a wider air gap cuts the sound noticeably. We spec the right glass for your street, whether you face a freeway or a quiet cul-de-sac.

What Los Angeles Homeowners Say

We have replaced thousands of windows across the Valley and the Westside since 2010. Here is what a few recent customers had to say about the work, the crew, and the cleanup.

“Our 1962 ranch house in Reseda had the original single-pane windows, and the summer heat was brutal. American Reliable measured everything in one visit and had the new vinyl units in three weeks. The crew was in and out in a day and a half, and the house is noticeably cooler.”

M

Marisol Q.

Homeowner, Reseda

“We had two windows with fog between the panes and one that would not close all the way. They replaced the sashes instead of pushing a full replacement, which saved us a few thousand dollars. Honest pricing and no upsell. I have already recommended them to a neighbor.”

D

Devon A.

Homeowner, Studio City

“A tree branch came through our bedroom window during a windstorm. They boarded it up the same night and had a new unit installed four days later. The installer walked me through the flashing and caulking so I could see it was done right.”

P

Priya N.

Homeowner, Sherman Oaks

“We replaced eleven windows in our Pasadena Craftsman and wanted wood frames to match the trim. They brought samples, explained the difference between Marvin and Kolbe, and did not rush us. Install took two days and the trim work looks original.”

T

Terrence B.

Homeowner, Pasadena

“Good work overall, and the new sliding window in our kitchen glides perfectly. The crew showed up about an hour later than the window they gave us, which was the only hiccup. They cleaned up well and the price matched the quote exactly.”

H

Hana K.

Homeowner, Woodland Hills

“Our condo in Santa Monica had aluminum windows that let in every bit of street noise. They installed fiberglass units with laminated glass and the difference is real. I can finally sleep past 6 a.m. on a weekday.”

A

Andre W.

Condo Owner, Santa Monica

Window Replacement Service Area in Los Angeles

We install windows across Los Angeles County, from the San Fernando Valley over the hill to the Westside and down into the flats. Our crews know the housing stock here: 1950s ranch homes in Reseda, Spanish revivals in Beverly Hills, and mid-century builds in Panorama City. Wherever you are, we bring the same crew and the same warranty.

Service Area

Window Replacement Contractor Coverage Across Los Angeles & Los Angeles County

Routine and same-week appointments for residents and businesses across Los Angeles County, including the ZIP codes below.

91367902919029390292913169131190035900349003790031900399000890004900059000690007900019000290003915049104090710900899130791344913459134091342913439003690247914119143691371916089160591604916079160691601916029040290068900699006290063900619006690067900649006590248913269132491325900139001290011900109001790016900159001491364900289009590094910429135291356914069140290041900429004390044900459004690047900489004990019900189142390210913039130491306900799007190077900599133191330913359002690027900249002590023900209002190029902729073290731902309140591403914019003390032900389005790052900589074490501905029000990030900509005190053900549005590060900709007290074900759007690078900809008190082900839008490085900869008790088900939009990134901409018990213902949029590733907349074891041910439130591308913099131391327913289133391334913379134691353913579136591392913939139491395913969140491407914089140991410914129141391416914269147091482914999160391609916109161491615916169161791618

Window Replacement Contractor Los Angeles, CA FAQs

These are the questions we hear most from homeowners across Los Angeles County. If yours is not here, call +1 (747) 298-4287 and we will answer it straight.

How much does a Window Replacement Contractor cost in Los Angeles?
Most single-window replacements in Los Angeles run $450 to $850 installed, and a full room of three to five windows lands between $2,800 and $5,500. Whole-home projects typically fall between $9,500 and $28,000 depending on count, material, and whether we do a full frame or retrofit. Second-story access and rotted framing add to the total.
Who is the best Window Replacement Company in Los Angeles?
The best Window Replacement Company in Los Angeles is the one that measures your openings, pulls the right permits, and stands behind the install. Ask for a CSLB license, proof of insurance, and a written workmanship warranty. We have been installing across Los Angeles County since 2010 and warranty our labor for five years.
Are there 24/7 Window Replacement Contractors in Los Angeles CA?
We answer emergency calls around the clock for broken glass, storm damage, and break-ins. A same-night board-up keeps your home secure until we can install a permanent unit, usually within a few days. For routine replacements, we schedule seven days a week with same-day estimates when you call before noon.
How do I find a reliable Window Replacement Company near me in Los Angeles?
Start with the license: look up the contractor on the CSLB website and confirm the number is active. Then ask for two local references and check that the quote is itemized by window, not a lump sum. A reliable Window Replacement Company near me in Los Angeles will also show you the NFRC rating before you sign.
How long does a window replacement take?
A single window takes about two to three hours, and a full room of three to five windows is usually a one-day job. Whole-home replacements run two to four days depending on the count and whether we are doing full frame or retrofit work. Custom sizes and bay or bow windows can add a day.

Get a Free Estimate From Your Window Replacement Contractor Los Angeles, CA

Call +1 (747) 298-4287 and we will measure your windows, show you the options, and send an itemized quote within 24 hours. Licensed, insured, and warrantied for five years on labor.

Call +1 (747) 298-4287 Call for Free Estimate

Contact American Reliable Windows & Doors

Call +1 (747) 298-4287 or email us and we will get you on the schedule. We answer the phone seven days a week and can usually book a same-day estimate if you reach us before noon. Tell us how many windows, what material you are leaning toward, and whether anything is broken or leaking.

American Reliable Windows & Doors


  • Address

    6161 Van Nuys Blvd Van Nuys, CA 91401, Los Angeles, California

  • Hours

    Mon–Fri: 7AM – 7PM
    Sat: 8AM – 4PM
    Sun: Emergency Only
    24/7 Emergency Available

Tips, Specials, & Maintenance Reminders

Once-a-month email with seasonal tips, exclusive specials, and the kind of maintenance reminders that save you a callout.

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