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 Window Replacement Across Tarzana
Window replacement in Tarzana typically runs $650 – $1,400 per window for standard vinyl retrofits, while full-frame replacements with impact-rated glass on larger openings land between $1,800 and $3,500 per unit. We get crews to Tarzana homes from both sides of Ventura Boulevard within about 48 hours for estimates, often faster for urgent sash failures. The 1950s-70s ranch stock here carries original aluminum sliders that bake and warp under the Valley sun, so we quote honestly and lock the number in writing before a single screw goes in. Call (831) 508-3441 and a real person picks up, day or night.
Why Juniper Windows Woodland Hills Is Tarzana’s Preferred Window Replacement Company
Tarzana homeowners keep our number because we treat a 1962 ranch on a 1.2-acre lot differently than a 2015 build on a 6,000-square-foot parcel. The permitting path, the equipment access, the framing quirks – all of it changes by street, and we scope it before quoting. Sean Mackey leads our team with one rule: the written price is the price. That means no “county fees came in higher” phone call three days into the job. We have background-checked, uniformed technicians on every install, and each project is covered by the 365-Day Done Right Promise – 365 days, parts and labor, in writing. If something is not right, we make it right.
Tarzana sits partly in unincorporated Los Angeles County territory. That single fact changes how a window job gets permitted, scoped, and priced, and most contractors who work both Woodland Hills and Tarzana treat them identically. We do not. Dispatch and scheduling coordinate from the brand’s Los Angeles office, but the crews who show up know Tarzana’s ranch layouts, its side-yard clearances, and its county-level Building and Safety triggers. That local fluency is why we get referral calls from resdents north of the Boulevard and from Reseda Boulevard acreage owners alike.
Window Replacement Company in Tarzana
A Window Replacement Company in Tarzana handles more than swapping sashes – it scopes the opening, identifies framing rot or non-standard jamb sizes, pulls the right permit (county or city, depending on the parcel), and installs units that actually hold up to Santa Ana wind events and July heat. Many Tarzana ranches built between 1955 and 1975 have original single-pane aluminum sliders with jamb dimensions no modern stock unit matches. That means custom ordering or full-frame retrofit, and the quote must reflect the real scope on day one.
Full-Frame vs. Insert on Tarzana Ranch Stock
When the original aluminum frame is warped or the wood sill has rot, an insert window is not viable. Full-frame replacement removes the entire old unit down to the rough opening, letting us re-flash and re-insulate the perimeter. On Tarzana homes with stucco exteriors, this adds exterior finish work. Expect $1,800 – $3,500 per opening on full-frame jobs involving impact-rated glass, versus $650 – $1,400 for standard vinyl inserts.
Acreage and Outbuilding Scoping
If the windows are in a detached workshop, garage, or ADU on a Tarzana acreage parcel, the job may trip an LA County building permit trigger even if the main house windows would not. We flag this before quoting. A window line within 50 feet of a detached structure can change the permit class, and staging material over a septic drain field violates Los Angeles County Health Department setbacks. We scope those distances in the first site walk.
Window Glass Replacement in Tarzana
Window Glass Replacement in Tarzana is the right call when the frame is still sound but the sealed unit has failed – you will see fog between the panes, mineral staining, or a window that no longer holds temperature. On south-facing elevations of mid-century ranches, we regularly replace glass that has lost its argon fill or suffered UV-brittled seals after decades of unfiltered Valley exposure. Glass-only work runs $250 – $600 per sash depending on size, coating, and whether the glass is impact-rated.
Seal Failure on Floor-to-Ceiling Fixed Panels
Mid-century modern homes south of Ventura Boulevard often feature large fixed glass panels that fail at the perimeter seal long before the operable sashes do. Re-glazing these panels requires careful shimming and structural-blocking checks – the glass is load-bearing in some older storefront-style frames. We quote re-glaze work including the cost of specialty glass handling and any required county inspection.
Impact-Rated Glass for Santa Ana Exposure
For Tarzana homes that sit fully exposed to the Ventura County wind corridors, we recommend impact-rated glass, which is built to resist wind-borne debris without shattering. PGT WinGuard and CGI lines are available. The upgrade adds roughly 35 – 55% to the glass unit cost but eliminates the need for temporary storm shutters on most openings, and many Tarzana insurers discount the policy for full-opening protection.
Trusted Brands We Service in Tarzana
We stock and install PGT, Therma-Tru, and ViewLux product lines, which covers the vast majority of what Tarzana ranch homes and newer builds actually need. PGT WinGuard handles the impact-and-heat combo on acreage properties with full sun exposure. ViewLux gives us a high-solar-heat-gain-resistant vinyl line that fits many of the non-standard jamb sizes we see on 1960s frames. Therma-Tru covers the entry and side doors that often get replaced alongside window packages on Tarzana remodels. Because we service these lines directly, the parts and warranty support do not route through a third party, and turnaround on replacement sashes or hardware is measurably faster for Tarzana customers.
Common Window Replacement Problems We See in Tarzana Homes
- Warped aluminum sashes from the Valley sun: South and west-facing windows on 1950s-70s ranches deform over time, so the sash no longer closes tight and air leakage becomes constant. The fix is usually full replacement, not a hardware adjustment.
- Non-standard jamb sizes on older ranch framing: Many Tarzana homes were built with rough openings that do not match any modern stock window dimension. We measure every opening and quote for custom sizing when needed – never a “close enough” shim job.
- Seal failure on mid-century fixed glass: Homes south of Ventura Boulevard with floor-to-ceiling glazing routinely show fogged, stained, or brittle-seal glass after 40+ years of heat cycling. Re-glazing is the permanent repair.
- County permit triggers on acreage parcels: Windows in a detached ADU, workshop, or garage within a certain distance of the main house can pull County of Los Angeles Building and Safety into the project, with added plan check time and inspection scheduling. We identify this before quoting so no work stalls mid-job.
Pricing for Window Replacement in Tarzana, CA
Most Tarzana window replacement jobs fall into three bands. Standard vinyl inserts on common openings: $650 – $1,400 per window. Full-frame replacement with stucco repair and upgraded glass: $1,800 – $3,200 per opening. Impact-rated full-frame on large custom or mid-century openings: $2,500 – $3,500 per unit. Glass-only replacement runs $250 – $600 per sash. What moves the number: non-standard jamb sizes (custom ordering adds 15 – 30%), county permit triggers on acreage with detached structures, and septic or well setbacks that restrict equipment staging. Every Juniper job gets a written price before work begins – no estimate that morphs into a surprise invoice. Call (831) 508-3441 for a free, line-item quote on your Tarzana home.
We Also Serve Cities Near Tarzana
Our Window Replacement crews cover Tarzana plus the surrounding west Valley communities: Window Replacement in Tarzana is our home focus, but we take on jobs in Encino, Reseda, Woodland Hills, and Winnetka with the same written-price rule and the same live-arrival tracking. If you are just over the city line on a county parcel, we still know exactly which rules apply.
Serving Tarzana, CA - Our Local Coverage Area
We’re based in the Tarzana 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 Replacement in Tarzana
Yes, in many cases. If your Tarzana parcel is in unincorporated Los Angeles County territory, window replacement in a house over 50 years old can trigger a County of Los Angeles Building and Safety review, particularly if the project includes a detached ADU, workshop, or garage within 50 feet of the window line. A like-for-like sash swap in the main house may not require a permit, but any structural change to openings – which full-frame replacement is – will. We determine the exact permit path on the first site visit and write it into your quote. Call (831) 508-3441 and we will scope it before you sign anything.
Los Angeles County Health Department rules require a minimum setback for any construction staging or equipment over a septic drain field – typically 10 feet from the leach field lines and further from the tank itself. On Tarzana acreage, this often means the side-yard access you assumed was fine is actually a no-go zone, and material delivery has to route differently. We map septic and well locations before quoting on any ranch lot, because a staging mistake here means a county violation and a costly relocation. Our crew brings this up proactively – you will not have to catch it for us.
Usually not. If the detached structure in Tarzana is within 50 feet of the main residence or is classified as a permitted ADU, window work there can pull its own County of Los Angeles Building and Safety plan check. Treating it as a “minor repair” is how jobs get red-tagged. We scope the detached units separately in every Tarzana acreage quote, and we never bypass the permit. The good news: the permit cost is not dramatic, and we handle the paperwork. Call (831) 508-3441 and we will tell you exactly which structures on your lot need what.
Yes, many Tarzana insurers apply a wind-mitigation discount when an entire home has impact-rated windows or impact-rated glass on all openings. The discount varies by carrier and policy, but we regularly write letters documenting PGT WinGuard or CGI installation for insurance audits. Full-opening impact protection on a Tarzana ranch costs more upfront, but the insurance break and the protection against wind-driven debris in a Santa Ana event offset it over the life of the windows. Get the exact product specs in your free quote – call (831) 508-3441.
Non-standard jamb sizes on 1950s-70s Tarzana ranches add roughly 15 – 30% to the unit cost, because the windows must be custom-ordered or the rough opening re-framed. A newer Tarzana home with standard 36″ or 48″ openings fits stock units without modification, so the price stays in the $650 – $1,400 per window band. An older ranch with odd 29″ or 41″ widths often lands at $1,100 – $1,900 per window just for the insert, before we factor in any sill or frame repairs. We measure every opening on the first visit and show you the exact custom-sizing line item, not a rounded guess. Call (831) 508-3441 to get your Tarzana home measured and quoted for free.
Written by Sean Mackey, Owner at Juniper Windows Woodland Hills, serving Tarzana since our team first started running county-permit scopes on the old ranch stock here.
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.