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CGIFree in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Get your free estimateFast, Reliable Door Installation Across Granada Hills
Door installation in Granada Hills usually runs between $650 and $3,400 depending on the door type, frame condition, and whether the rough opening needs reframing. Most single entry-door replacements in Granada Hills fall in the $950 to $2,200 range, and we can often schedule within five to seven business days. If your door is binding, leaking air, or simply looks tired against a house you love, call (661) 430-5327 and we’ll come measure it properly.
We work all over Granada Hills, from the ranch tracts north of Rinaldi Street up through the newer gated communities off Balboa Boulevard and Sesnon Boulevard. Our crews know the difference between a 1950s rough opening and a 2005 builder’s standard, and we plan the job accordingly before we ever put a tool to the frame. No one wants a second visit because a door was ordered to the wrong size.
Why Lightwell Windows Santa Clarita Is Granada Hills’s Preferred Door Installation Company
Lightwell is part of the Cedarwell network, operating to the Cedarwell Care Promise since 2010. That matters in Granada Hills because local doors fail in specific, predictable ways. Our technicians have replaced enough corroded Knollwood-area sliders and warped 1990s vinyl panels to know what they’re looking at within five minutes of arriving. We carry that experience into every quote and every install, and we put the price in writing before any work begins.
Our Granada Hills customers consistently mention three things: the crew showed up when we said they would, the house was left cleaner than we found it, and the final number matched the written estimate. That’s the whole point. The C.A.R.E. values are printed on our job sheets and followed on site. Clean up like it is our own home. Ask before we move or touch anything. Respect the family’s time and quiet hours. Explain the price before the work. Background-checked, uniformed technicians who follow those four rules treat a house like a home, not a job site.
Keith Yamada leads our team. Keith has walked enough Granada Hills job sites to know that the right door for a 1963 ranch off Rinaldi Street is usually not the right door for a 2004 two-story stucco off Balboa. We recommend what fits the house, the HOA rules, and the budget, not what is easiest to order. If you need a reference from a recent Granada Hills install, just ask. The phone rings to a live person, any hour.
Styles & brands we work with










Storm Door Installation in Granada Hills
Storm Door Installation in Granada Hills is a practical upgrade for homes that face the Santa Ana wind corridors, particularly east-facing front entries on the newer two-story stucco tracts. A properly installed storm door in Granada Hills typically runs $600 to $1,400 depending on the door material, glass package, and whether the existing entry frame is square or needs shimming. The storm door takes the brunt of wind-driven dust and keeps your primary entry door from rattling every time a gust comes down from the Newhall Pass.
Full-View Aluminum Storm Doors
On homes with a good-looking front door, a full-view storm door with a retractable screen gives you the wind and dust protection without hiding the door you already like. In a neighborhood like Knollwood, where many homeowners keep the original mid-century front door style, this is often the better move than replacing a character door that still functions fine.
Vented and Screen-Only Storm Doors
For west-facing entries that get punishing afternoon sun, a vented storm door lets trapped heat escape so the gap between the storm door and entry door doesn’t turn into an oven. Granada Hills summers are long and dry, and that heat cooks adhesives and warps cheaper storm door panels faster than you’d expect. We spec doors with reinforced corners for exactly that reason.
During a storm door install, we check the existing entry frame for sun damage and loose hinges, because a storm door mounted to a soft frame will sag within a season. If the frame needs repair, it’s in the written estimate before we start. No change orders at the end.
Sliding Glass Door Installation in Granada Hills
Sliding Glass Door Installation in Granada Hills is the most common job we handle in the older ranch tracts, where original 1950s aluminum sliders are still doing daily duty. Those doors bind, corrode, and leak air through worn weatherstripping. A new sliding glass door in Granada Hills typically runs $1,500 to $3,400 installed, with the spread driven by glass package, frame material, and whether the rough opening needs reframing to a modern standard size.
Impact-Rated Sliders for Ranch Homes
On a 1963 ranch off Rinaldi Street, we replaced a corroded original aluminum slider with a PGT impact-rated sliding glass door after our tech found hardened, brittle glazing putty and a warped jamb from decades of valley heat. We trimmed the new frame to the odd rough opening, upgraded to a low-E insulated glass unit, and the homeowner’s energy bill dropped noticeably the first summer. That’s the kind of outcome you only get when the installer actually measures and plans before ordering.
Modern Vinyl and Aluminum Sliders for 1980s-90s Homes
In Granada Hills’s 1980s and 1990s tracts, builders installed vinyl sliders that were fine for a decade and then started failing once the UV exposure did its work. Warped panels, failed seals, sticking rollers. When we replace those, we often move the homeowner into a reinforced vinyl or thermally broken aluminum frame with stainless rollers, which holds its track alignment through the annual heat cycle far better than the original builder-grade product.
All of our Door Installation work includes a written line-item price before we order materials. You’ll know what the slider costs, what the disposal costs, and what the trim work costs. No guessing.
Trusted Brands We Service in Granada Hills
We install and service doors from ES Windows, Therma-Tru, and Mr-Glass, among the eight manufacturer brands we carry across our Door Installation in Granada Hills work. Keeping a curated lineup rather than a single brand means we can match the door to the home, not the installer’s preferred vendor. For Granada Hills customers, that matters because a Therma-Tru fiberglass entry door that handles valley heat so well is a different choice than an ES Windows aluminum slider that won’t flex in the dry air. We keep local parts inventory for the common Granada Hills failures: rollers, strike plates, weatherstripping, and threshold caps. If your slider is sticking and the frame is still good, we may be able to repair it same week rather than replace it.
Common Door Installation Problems We See in Granada Hills Homes
- Odd-sized rough openings in 1950s Knollwood tract homes. The original aluminum sliders often sit in openings about a quarter inch narrower than modern standard sizes, which means stock doors do not fit without reframing or custom shimming. We regularly re-frame these openings to accept a standard door so future replacements are simpler.
- Warped builder-grade vinyl doors from the 1990s and 2000s. Intense UV exposure in Granada Hills breaks down vinyl over time, and we see warped panels, failed seals, and sticking tracks on homes from that era more than anywhere else in the valley. The fix is usually a higher-grade reinforced vinyl or thermally broken aluminum frame.
- Loose hardware on oversized entry systems facing east. Santa Ana winds coming through the valley stress door hardware on two-story stucco homes, leading to loose strike plates and sagging hinges. We check every hinge and strike plate on installs and will quietly replace the cheap builder-grade screws with longer fasteners that actually bite into the framing.
- Dust infiltration around front doors during wind events. Gaps that open up around weatherstripping on south and east-facing doors let wind-driven dust into the entry and first-floor living spaces. We install compression gaskets and threshold sweeps rated for the kind of wind Granada Hills gets each fall.
See the difference
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AfterPricing for Door Installation in Granada Hills, CA
Here is where Granada Hills homeowners should start their budgeting. A straightforward entry door replacement runs $950 to $2,200. Storm doors run $600 to $1,400. Sliding glass doors run $1,500 to $3,400. Larger French or double-door systems run $2,800 to $6,000 depending on the glass package and whether the header needs reinforcing. The big variables are frame condition and rough-opening size, not the door slab itself. In the Knollwood tract and other 1950s neighborhoods, expect some amount of reframing or custom shimming about half the time. That’s just the reality of a non-standard opening, and we’ll show it to you in writing before anything is ordered. Call (661) 430-5327 to schedule a free estimate and we’ll measure the actual opening and give you a fixed price.
The HOA and Builder Warranty Reality in Granada Hills
If you live in one of Granada Hills’s newer master-planned communities along Balboa Boulevard or north of Rinaldi, your HOA probably has architectural rules about door color, glass tint, and even visible frame material. We have worked with enough of those committees to know the process: get pre-approval in writing, submit the manufacturer’s spec sheet with the color code, and do not install anything until the approval letter comes back. HOAs in newer Granada Hills developments commonly reject door swaps that change the exterior color or glass tint. It’s not a hard no, it’s a process. We’ll provide the spec sheets and the color samples you need, and we’ll help you fill out the application correctly the first time.
For homes still under a builder warranty, a door replacement done correctly doesn’t void the warranty on unrelated systems. But we do recommend documenting the existing condition before we start. Photograph the frame, the threshold, and the area around the door. If the builder’s warranty ever gets questioned, you’ll have a clear record that our work didn’t cause whatever the issue is. It’s a simple step that saves arguments later.
We Also Serve Cities Near Granada Hills
Lightwell handles door installation across the northern San Fernando Valley and the surrounding foothill communities. If you’re in Mission Hills, San Fernando, Northridge, or Sylmar, the same written-price rule and C.A.R.E. site standards apply. Dispatch and scheduling are coordinated from the brand’s Los Angeles office, and crews serve each of these areas locally.
Serving Granada Hills, CA - Our Local Coverage Area
We’re based in the Granada Hills 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 Installation in Granada Hills
A 1950s home is almost certainly past its original builder warranty, so the answer is simple: replacement won’t void anything. The real concern is the non-standard rough opening. In Knollwood and other 1950s tracts, original aluminum sliders often sit in openings about a quarter inch narrower than today’s stock sizes, so the installer either re-frames the opening or custom-shims the new frame. Ask any contractor you’re considering how they handle that specifically. We re-frame or shim as needed, and it’s in the written estimate up front. Call (661) 430-5327 if you want us to measure your opening.
Most newer Granada Hills HOAs require that any exterior door match the color palette already approved for your development, and some restrict glass tint levels on doors visible from the street. The rule isn’t standardized across neighborhoods, so the only safe path is to pull your HOA’s architectural standards document and submit a pre-approval form before ordering any door. We’ll give you the manufacturer’s color code and glass spec sheet for your application. If your HOA denies a particular style, we’ll help you pick an alternative that fits their rules and still gets you the performance you want.
Yes. Impact-rated sliders are available in aluminum frames with low-profile sightlines that look nearly identical to your original 1950s slider from the outside. The glass itself is thicker and laminated, but the frame color and style can be matched closely. We installed a PGT impact-rated slider on a 1963 ranch off Rinaldi Street and kept the original bronze-toned exterior profile. You’ll see a small label on the glass indicating impact rating, but the curb appearance stays essentially the same. For an exact quote on your opening, call (661) 430-5327.
If the original builder-grade vinyl slider is warping or sticking, replacing that slider first gives you the most immediate comfort and energy benefit. The original vinyl doors from that era degrade badly under Granada Hills UV exposure. If the slider is still functional, the next best upgrade is a proper entry door with a compression weatherseal, especially on east-facing entries that take the Santa Ana wind. You’ll stop the dust and the drafts in one move. Both upgrades typically run $1,500 to $2,500 in Granada Hills depending on size and glass.
Install compression gaskets around the door frame and a proper threshold sweep at the bottom, and check that the strike plate is still tight against the jamb. Half the time, the door is not even making full contact with the seal because wind pressure has pushed the strike plate loose. We tighten the hardware, replace the weatherstripping, and re-align the slab so it seals evenly. If the door itself is warped beyond adjustment, replacement runs $950 to $2,200. Call (661) 430-5327 and we’ll tell you within the first visit whether you need a repair or a new door.
If you’re ready for a door that fits your Granada Hills home properly, handles the valley sun and Santa Ana winds, and meets whatever your HOA requires, call (661) 430-5327 to schedule a free estimate. We’ll measure the opening, give you a written fixed price, and answer every question before any work begins.
Written by Keith Yamada, Owner at Lightwell Windows Santa Clarita, serving Granada Hills and the northern San Fernando Valley since 2010.
Six Reasons Homeowners Choose Lightwell Windows Santa Clarita
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.