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
Fast, Reliable Door Replacement Across Winnetka
A new exterior door in Winnetka typically runs $900 to $3,800 installed, depending on the material and whether the existing frame needs work. Most jobs we schedule in Winnetka are completed in one day, though slab foundation settling on older ranches can add a day for frame correction. We’ve worked on 1950s and 1960s homes throughout the area for years, and we know which blocks near Saticoy Street and Corbin Avenue carry the heaviest wind and dust loads. If you’re dealing with a door that sticks, rattles, or won’t latch, call (831) 508-3441 and we’ll come out, look at it, and quote a fixed price before any work starts.
Why Juniper Windows Woodland Hills Is Winnetka’s Preferred Door Replacement Company
We’re straightforward about what a door job costs in Winnetka, because we’ve done enough of them to know what shows up once the old frame comes out. A 1958 ranch off Saticoy won’t hide the same problems as a 1960s stucco box near Oso Avenue, and we plan for both. Our crews know Winnetka’s housing stock well enough to spot a settling slab, a rotted threshold, or a jalousie door still hanging onto its original louver clips before we even pop the first hinge pin.
Every job gets a written price before a single screw turns. That’s not a policy we relax for anyone. Sean Mackey runs the crew, and his standard is simple: the number we quote is the number you pay, and it’s covered by the 365-Day Done Right Promise. If something isn’t right for a full year after we install a door, we make it right. Parts, labor, in writing.
Response time to Winnetka is driven by the Relay Visibility Guarantee. You book, you get a live arrival time you can track, and you get before-and-after photos of the work. No four-hour windows. No voicemail maze. A live person answers the phone 24/7 at (831) 508-3441.
Door Contractors in Winnetka
Door Contractors in Winnetka do more than swap a slab on hinges. On this side of the Valley, where single-story detached homes from the 1940s through the 1960s dominate, the contractor’s real job is often fixing what the original builder left behind: out-of-square jambs, aluminum thresholds corroded from sprinkler overspray, and rough openings that were never flashed properly. A skilled contractor checks the foundation line first, then the frame, then the door itself. For most Winnetka homes, that sequence saves a second repair down the road.
Full Door Replacement on Older Ranches
When we replace a front entry or sliding patio door on a Winnetka ranch, we pull the old casing and inspect the rough opening. We’re looking for dry rot, termite damage, and any sign the stucco has pulled away from the jamb. A basic replacement door starts around $900. A mid-range fiberglass entry with new interior trim runs $1,800 to $2,600.
When the Frame Needs Rebuilding
If the header has sagged or the threshold is rotted, the contractor has to rebuild before the new door can hang square. That runs higher, $2,200 to $3,800, because it includes new framing lumber, flashing, and sometimes sill pan work. On a 1958 ranch near Corbin Avenue and Saticoy Street, our crew replaced a corroded aluminum sliding patio door with a Therma-Tru fiberglass unit, adding low-E impact-rated glazing and a laminated glass interlayer to cut road noise and block the hot western sun. The old jamb had pulled from the stucco due to years of wind-driven expansion, so we reset the rough opening, reinforced the frame, and added new weatherstripping, sealing out the dust that used to line the track after every Santa Ana event.
Door Frame Repair in Winnetka
Door Frame Repair in Winnetka usually comes down to two culprits: dry-swell foundation movement and threshold corrosion. The Valley’s dry summers and wet winters cause the clay soils under older homes to expand and contract, and that movement telegraphs straight into the door frame. You’ll notice the door drags on one corner, or the latch stops hitting the strike plate. We repair frames on their own when the door itself is still good. That typically runs $350 to $800, depending on how much of the jamb needs replacing.
Rotted Threshold and Jamb Repair
Sprinkler overspray on flat Winnetka lots is brutal on door bottoms. The aluminum frame corrodes at the threshold, the wood behind it wicks moisture, and within a few seasons the door drops out of square. We cut out the rot, sister in new wood or composite, re-anchor the jamb, and reset the door. Cost ranges from $400 to $900.
Realigning a Door After Slab Settling
When the slab has settled enough to throw the door out of square, the fix isn’t a new door alone. We shim the frame, re-mount the hinges, and sometimes plane the slab edge so it swings clean. For homes with detached ADUs or older additions, we check the surrounding structure too. A frame realignment in Winnetka runs $250 to $650, and that includes re-weatherstripping the perimeter.
Trusted Brands We Service in Winnetka
We stock and install PGT, CGI, and ViewLux products, and we service any brand already hanging in a Winnetka home. For jalousie replacements and sliding door jobs, we lean on PGT for impact-rated glass and CGI for custom sizing on odd rough openings. ViewLux gives us a clean, modern profile when a homeowner wants a contemporary front entry without a full remodel. Because we run our own parts pipeline, wait times for service in Winnetka are short. We’re not waiting on a distributor in another county.
Common Door Replacement Problems We See in Winnetka Homes
- Sliding patio doors that bind in their tracks. Decades of dry-swell cycles on the Valley’s clay soils settle the slab unevenly, and the track takes the hit. The door grinds, sticks, or pops off its rollers. We reset the base and often replace the roller assembly at the same time.
- Aluminum thresholds rotted from sprinkler overspray. Flat lots and older hardscape put sprinklers close to the door. The constant moisture corrodes the metal and rots the subfloor. We replace the threshold and flash the opening so water can’t repeat the damage.
- Jalousie louvered doors with missing clips. Homes along the western edge near Corbin Avenue still have these, and the louver clips fatigue after years of wind flapping. The gaps let dust and summer heat pour into laundry rooms and attached ADUs. The replacement is a sealed, insulated door, not another louvered panel.
- Wind-driven dust lines on door tracks. After a Santa Ana event, look at the bottom track of an old sliding door. If there’s a tan line of fine grit, the weatherstripping is long gone. We see this constantly on Saticoy Street homes, and the fix is replacement weatherstripping plus, in most cases, a better-sealing door slab.
Key takeaways: First, older Winnetka homes hide frame damage that a new door alone won’t fix. Second, our written quotes include that frame work, so the price doesn’t move once work starts. Third, the 365-Day Done Right Promise covers every door we install, parts and labor, for a full year.
Pricing for Door Replacement in Winnetka, CA
Entry door replacement in Winnetka runs $900 to $3,800. A straightforward slab swap with existing frame in good shape sits at the low end. Mid-range fiberglass or steel entries with new trim, weatherstripping, and hardware land between $1,800 and $2,600. Sliding patio doors run $1,600 to $4,200, especially when impact-rated glass and a reinforced frame are part of the job. Frame repair alone runs $250 to $900 depending on rot and settling. The variables are material, size, and whether the rough opening needs reconstruction. We quote those line by line before work starts. Call (831) 508-3441 to schedule a free estimate and get a written price.
One thing about Winnetka specifically: many homes on the western side are on larger lots, some with detached structures, and some with septic systems and wells rather than sewer and municipal water. If you’re replacing a door on an outbuilding, a shop, or a detached ADU, we check setbacks and access before quoting, because a door delivery and install on a rear lot can involve equipment access that a front entry never does. That work isn’t a budget-killer, but it does need to be scoped properly the first time.
We Also Serve Cities Near Winnetka
Our Door Replacement team handles work across the west Valley. We regularly schedule jobs in Canoga Park, Reseda, Tarzana, and Chatsworth, and our crews move between them daily. If you’re in one of those neighborhoods, or anywhere in Winnetka, call and we’ll route a technician to you with a live arrival time. Same written price, same Done Right Promise.
Serving Winnetka, CA - Our Local Coverage Area
We’re based in the Winnetka 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 Replacement in Winnetka
For a like-for-like door swap on an existing opening, no permit is required in Los Angeles County for the door itself. If we’re enlarging the opening, adding a new door where none existed, or working on a detached ADU with separate utility connections, the county may require a building permit, and we handle that paperwork as part of the quote. For homes on septic and well, we verify setback lines from the well head and leach field before proposing any new opening location. Call (831) 508-3441 and we’ll check your specific lot before quoting.
The louver clips in those 1950s and 1960s jalousie doors were metal tension clips, and after sixty-plus years of wind loading they fatigue and lose grip. The glass louvers then flap, rattle, and let wind-driven dust through the gaps. The best replacement is a sealed, insulated fiberglass or steel door with a full frame and compression weatherstripping. We install PGT and CGI units on Corbin Avenue homes regularly. Cost for a jalousie-to-swinging-door conversion runs $1,200 to $2,800 depending on rough opening condition.
Original aluminum sliders on Winnetka ranches have single-pane glass and no thermal break in the frame, so they conduct heat straight into the house. A replacement with dual-pane low-E glass and an insulated frame cuts solar heat gain significantly, and on a west-facing patio door, that’s the difference between a back room that bakes and one that holds its temperature. We quote glass packages by the square foot, so you see exactly what the upgrade costs before committing.
Door replacement near a septic or well rarely triggers a permit on its own, but if you’re adding a door to a new wall expansion or converting a patio into a conditioned space, the county will check distances to the leach field and well casing. We flag those constraints during the estimate walkthrough, not after the fact. For a standard door swap on an existing opening, septic and well locations don’t change the quote. Call (831) 508-3441 for an exact price.
Yes. We see this on most 1950s ranches, because slab settling affects the frame more than the door itself. The repair sequence is simple: shim the jamb, reset the hinges, and hang the new door in the corrected plane. If the settling is severe, we’ll flag that as a separate structural note, but in most cases the door can be made to work in the existing opening. Frame correction plus new door runs $1,400 to $3,200 in Winnetka.
Written by Sean Mackey, Owner at Juniper Windows Woodland Hills, serving Winnetka and the west San Fernando Valley.
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.