Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Door Installation Across Gardena
A replacement entry door in Gardena typically costs $1,400 to $4,800 installed, and most jobs are completed in one day once the new door arrives on site. We work in neighborhoods from Hollypark to Moneta to Freeman regularly, so we know what your 1950s stucco ranch needs before we knock. If your door sticks, lets daylight bleed through the edges, or the frame is soft at the threshold, call (509) 265-6387 and we’ll schedule a measured survey at no charge.
Why Sightline Windows & Doors Is Gardena’s Preferred Door Installation Company
We’re not going to tell you how long we’ve been “serving Gardena.” What we will tell you is what we see when we work here. Gardena’s housing grid runs tight and consistent: mostly single-story wood-frame stucco homes built between 1945 and 1965, with door openings that measure to rough 36×80 or 32×80 frames and stucco returns that demand careful flashing. Our crews know which homes near El Camino College still carry their original slab doors and which blocks south of Rosecrans Avenue were re-skinned in the 1990s with cheap hollow-core units that now sag on their hinges.
Every Door Installation we perform in Gardena starts with a written measured survey you keep. The price on that document is the price on the final invoice. Our technicians arrive background-checked, uniformed, and identified by license number before they step onto your porch. Haven Clause 3 is not a courtesy; it’s the rule.
Common Door Installation Problems We See in Gardena Homes

Gardena’s position in the South Bay marine layer zone does specific things to door assemblies. We document these conditions on nearly every survey.
- Aluminum threshold corrosion from marine-layer moisture cycling. Homes within five miles of the coast experience repetitive nightly moisture that condenses on metal door thresholds. In pre-1980 Gardena homes, we regularly find thresholds pitted and structurally thin, which lets water migrate under the door and into the subfloor at the entry.
- Swelling stiles and binding slabs in summer humidity. The original wood entry doors on many Gardena ranch homes were installed before climate strain was considered. During the warmer months, the stiles swell and the slab binds against the latch side. That’s not a hinge adjustment; that’s a dimensional failure worth replacing.
- Failed weatherstrip and daylight passing at the lock rail. Most original Gardena entry doors never got replacement weatherstripping. The result is visible light at the top and lock side, which means conditioned air bleeding out and damp night air bleeding in. On stucco-clad homes, that moisture gets trapped behind the casing.
- Stucco frame rot at the king stud. When water has been entering around an old threshold for decades, we find the king stud and bottom plate rotted when the old frame comes out. In Gardena’s wood-frame stucco homes, this is common enough that we write a frame-repair allowance into every quote for homes built before 1970.
Before
AfterOur Door Installation Services in Gardena
Entry Doors
An entry door in Gardena carries a lot: sun exposure on the west-facing side, damp marine air at night, and the constant open-close of family life. We install solid wood, fiberglass, and steel entry doors with a focus on threshold integration. On a typical 1950s ranch near Lawndale, that means flashing the rough opening before the new frame goes in and replacing the threshold with a composite unit that won’t corrode the way aluminum does here.

Hurricane-Proof Front & Entry Doors
Gardena sits outside the coastal wind zone, but many homeowners want the added security and structural stiffness of an impact-rated front door. We install PGT and CGI impact-rated door systems when the opening demands it. The frame is rated, the slab is rated, the glass insert (if any) is rated, and the hardware is tested with the assembly. You get a document trail that shows what was specified and what was installed.

French & Double Doors
Double doors are common on Gardena homes where a patio or dining room transitions to the backyard. The problem is almost always the same: the two slabs were never adjusted after settling, so the astragal no longer meets and the active leaf sags. We install French and double doors with reinforced center mullions and adjustable thresholds. The result is two leaves that close square and seal tight, which matters more in Gardena’s damp air than most people realize.

Replacement Doors
When the existing door has outlived its frame, we replace both. In Gardena, that means pulling the old frame carefully from the stucco return, checking the rough opening for rot, and setting the new pre-hung unit level and plumb before re-flashing the exterior. Every replacement gets a written scope that includes what we found when the old frame came out. No change orders, no “we discovered” surprises after the fact. Haven Clause 5 covers that in writing.

What happens when you call
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A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Gardena

We install and service doors from PGT, CGI, CWS, and ES Windows, specified by what the opening actually requires. A west-facing entry on a Gardena street that catches afternoon sun might call for a PGT insulated steel door with a lower U-factor. A rear patio conversion might call for CWS sliding or French doors with Low-E glazing. We don’t push a line because it’s in stock. We select the product that matches the opening, the climate, and your stated budget. If you’re also looking at windows, we handle Window Replacement in Gardena with the same written-price process.
Key Takeaways
- Replacement entry doors in Gardena run $1,400 to $4,800 installed, with impact-rated systems at the higher end of that range.
- Most jobs are done in one day once the door is on site.
- Written priced survey before any work starts, kept by you.
- 365-Day Done Right Promise on every install, in writing.
- All technicians are background-checked, uniformed, and license-verified before arrival.
Pricing for Door Installation in Gardena, CA
Here are the ranges we write on Gardena estimates:
- Standard entry door replacement: $1,400 to $3,200
- Hurricane-rated front entry door with impact glass: $3,200 to $6,500
- French or double door replacement: $2,400 to $5,500
- Storm or exterior door added over existing entry: $550 to $1,400
What moves the number: the slab material, the glass pack, whether the frame is being replaced or trimmed, and whether we find rot when the old frame comes out. That last item is why we write a frame-repair allowance into every Gardena quote for pre-1970 homes. You’ll see the number before we order anything. Call (509) 265-6387 to set up the measured survey.
We Also Serve Cities Near Gardena

Our crews work regularly in Lawndale, Hawthorne, Compton, and Torrance. If you live a few blocks outside the Gardena line, the same written pricing and Haven Standard apply. Scheduling is coordinated from our Los Angeles office, and our service area covers all of the South Bay towns around Gardena.
Serving Gardena, CA - Our Local Coverage Area
We’re based in the Gardena 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 - Door Installation in Gardena

We schedule measured surveys in Gardena within a few business days, and the install typically happens within one to two weeks after the door arrives from the manufacturer. We don’t run same-day rush schedules for planned replacements, because a proper survey takes time and we will not guess at a framed opening. If you need a door secured because of damage or a break-in, call us and we’ll walk through the emergency steps on the phone.
Yes. We work from Hollypark and Moneta to Freeman, El Camino Village, and the streets around Rowley Park. Gardena’s grid is compact, so a survey crew can cover multiple stops in one day. When you call (509) 265-6387, tell us your cross streets and we’ll give you the soonest available survey window.
Pricing is the same across the South Bay. A standard entry door replacement in Gardena runs $1,400 to $3,200, and the same job in Torrance or Lawndale falls in the same range. What changes the number is the door and frame condition, not the city. Gardena’s older stucco homes sometimes carry a higher frame-repair allowance because we anticipate rot behind the old threshold.
Every door installation is covered by our 365-Day Done Right Promise in writing: if it’s not done right, we make it right. The manufacturer’s warranty on the door slab and glass is separate and runs according to the product line. You’ll receive both documents at completion, plus the photographed record of the finished work.
Most single-door replacements in Gardena do not require a permit when the opening size is unchanged. If your project involves widening an opening, adding a new opening, or structural changes to the wall, a permit is required and we handle the paperwork as part of the written scope. We’ll tell you at the survey whether your job triggers the building department.
If your Gardena home still has its original door from the 1950s or 1960s, the threshold and frame have had decades of marine-layer moisture working against them. The fix is a measured replacement with a written price and a documented record. Call us at (509) 265-6387 to schedule your free measured survey, or text us if that’s easier. We’ll put the numbers in writing before anyone lifts a tool.
Written by Sonia Raman, Owner at Sightline Windows & Doors, operating under the Haven Standard since 2012.










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