New windows and doors improve comfort, cut energy bills and add long-term value to your home. Juniper Windows Woodland Hills 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
Window Company in Chatsworth, CA
Juniper Windows & Doors handles window and door replacement across Chatsworth, where the housing stock and weather combine to make life hard on old frames and seals. Most of the homes in Chatsworth were built between the 1950s and 1970s, and many still run on original single-pane aluminum windows that leak cooled air in summer and let dust pour through during Santa Ana winds. If you’ve been putting off a window or door project because you don’t want a vague estimate and a four-hour arrival window, call us at (831) 508-3441 and we’ll give you a written price before any work begins.
Why Chatsworth Homes Are Different
Chatsworth sits in the northwest corner of the San Fernando Valley, and the ranch houses and equestrian-zoned properties here take a beating from the same two forces every year: triple-digit heat in the summer and hot, dust-driven Santa Ana winds in fall. Original single-pane aluminum frames warp under that heat, which breaks the seals and lets conditioned air pour outside while fine dust sneaks in the gaps. That combination means the average Chatsworth homeowner feels a window problem long before they see it: rising cooling bills, sticky sliding doors, or a layer of grit on the sill after every wind event.
The older ranch tracts south of Devonshire Street deserve a special note. Those homes often have wide, custom-sized window openings that large-box replacement programs won’t touch, and the original sliding aluminum patio doors were never built for this climate. Rollers clog with dust, frames bow, and suddenly the door that led to the backyard pool is an upper-body workout. We fit custom sizes and handle those conversions regularly because they’re a structural part of owning a home here, not an edge case.
Our Main Chatsworth Services
Window replacement, installation, and door replacement are what we do every day in Chatsworth, and each has its own page linked below so you can dive into the specifics that matter to you.
Window Replacement in Chatsworth
Replacing windows in Chatsworth usually starts with measuring the openings built for 1950s and ’60s ranch construction, which are rarely standard sizes. We quote exactly how your job will run, from removing the old single-pane aluminum frames to installing energy-efficient units with low-E glass that holds up against 100-degree summers. No vague allowances and no surprise add-ons at the door. See the full scope, including what different products cost per opening, on our Window Replacement in Chatsworth page.

Window Installation in Chatsworth
New construction and additions in Chatsworth need precise window installation, especially for the horse-zoned properties and newer subdivisions where rough openings are fresh and not yet settled. We install by the book, verify every frame is square and sealed before it’s flashed, and leave you with a written record of the work. Whether it’s a custom picture window taking in the hills or practical side-light units near the front door, the details are on the Window Installation in Chatsworth page.

Door Replacement in Chatsworth
Door replacement in Chatsworth frequently means swapping out bowed aluminum sliding doors, worn rollers, and jammed tracks for modern units that seal tight. We regularly convert old patio sliders into French doors or multi-slide systems in the ranch tracts where the original tracks have given out. Your front door matters here too, especially on streets where heat and dust can strip a finish in a single season. Pricing and product options are listed on our Door Replacement in Chatsworth page.

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 Chatsworth
We work with Therma-Tru, ViewLux, PGT, and CGI because those lines hold up to the heat and wind patterns we see across Chatsworth year after year. Parts and samples are stocked for quick turnaround, and we keep our service standards tied to specific products instead of generic “contractor grade” language. See our brands for the complete picture.
Pricing for Window Company in Chatsworth, CA
| Service | Typical range in Chatsworth |
|---|---|
| Window replacement (per window) | $550 – $1,150 |
| Full-home window replacement (mid-century ranch) | $8,500 – $18,000 |
| Impact-rated window replacement (per window) | $900 – $1,800 |
| Sliding aluminum patio door replacement | $1,800 – $3,800 |
| French door conversion (from sliding) | $2,600 – $5,200 |
| Front door replacement (steel or fiberglass) | $1,200 – $2,800 |
| Low-E glass upgrade (per window) | $650 – $1,300 |
| Custom-size window replacement (non-standard opening) | $750 – $1,600 |
In Chatsworth, prices push toward the top of each range when we’re dealing with non-standard ranch openings, impact-rated glass upgrades, or sliders that need full frame reconstruction rather than a simple insert. Every quote is locked in writing before we touch a window, so the number you approve is the number you pay, no change orders slipped in mid-job.
Neighborhoods We Serve in Chatsworth
We work across Chatsworth, from the ranch tracts south of Devonshire to the newer subdivisions along the hills, and from the equestrian-zoned lots near the Stoney Point area over to the neighborhoods that border Canoga Park and West Hills. Response time across Chatsworth runs around a day or two for scheduling, no matter which side of the 118 you’re on.
- Ranch tracts south of Devonshire
- Equestrian-zoned lots near Stoney Point
- Newer hillside subdivisions
- Neighborhoods bordering West Hills
- Homes near Mason Park
Service Area – Cities Near Chatsworth
Chatsworth sits at the northwest edge of the Valley, and we regularly work from here into the surrounding communities. If you’re just over the line, you can see how we handle your area at our Winnetka, CA page, the Canoga Park, CA page, or the Reseda, CA page, and our West Hills, CA page covers the homes adjacent to Chatsworth’s southwest corner.
Serving Chatsworth, CA - Our Local Coverage Area
We’re based in the Chatsworth 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 Chatsworth
We schedule Chatsworth jobs on a rolling basis and can typically have a technician out for a quote within a day or two. Your estimate appointment is a set time, not a four-hour window, and we send a live arrival link so you can see exactly where your tech is before they pull up. Call (831) 508-3441 and we’ll pick a time that actually works.
Window replacements with the same opening size usually do not require a permit, but enlarging an opening, adding a door, or any structural change often does. We check the scope for every Chatsworth job before quoting, and we pull permits when the work calls for it. You’ll know the permit status and cost before signing anything.
Properly installed, tightly sealed windows hold up fine through Chatsworth’s fall wind season. The failures we see are almost always from frames that were already warped or old aluminum tracks that had too much play. We use impact-rated and low-E glass lines tested for this climate, and our 365-Day Done Right Promise covers the installation, parts and labor, in writing.
Ready to get a real price on your Chatsworth windows or doors? Call (831) 508-3441 and we’ll schedule a free estimate. You’ll get a written line-item price before any work starts, and a live arrival time so you’re never waiting around wondering where the truck is.
Six Reasons Homeowners Choose Juniper Windows Woodland Hills
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.
Other Juniper Windows Woodland Hills Services
What Neighbors Say About Juniper Windows Woodland Hills
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 Chatsworth Customers Say
"Booked the measure appointment online and got a text with the estimator's ETA. Replaced five windows two weeks later. Everything tracked in the app."
- Cora S."Door replacement. Installer texted when on his way and finished by lunch. Tight and clean."
- Neil B."Easy booking and a fair price. Two windows replaced and the installer called before heading over."
- Ahmed G.