Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Sliding & Patio Doors Across Florence-Graham
Sliding patio door replacement in Florence-Graham typically runs $2,400 to $6,800 installed, with most projects completing in one to two days once the LA County permit clears. If your door is fogged, sticking, or leaking freeway noise from the 110 or 105, call (888) 635-0804 and a live person answers. We’re a second-generation glazier outfit serving Florence-Graham with crews who know this unincorporated county territory cold, including the permit path most contractors get wrong.
Florence-Graham is not the City of Los Angeles. That single fact changes how your patio door job gets permitted, inspected, and finished. We’ve been navigating LA County Building and Safety requirements here long enough that the paperwork never stalls our work. Dale Kessler’s founding rule still holds: if the pane is not true, the job is not done.
Why TruePane Windows & Doors Is Florence-Graham’s Preferred Sliding & Patio Doors Company
We write both manufacturer warranty layers down on paper before the truck leaves your driveway. That’s The Keystone Standard, and it applies to every sliding door we install in Florence-Graham, from the stucco bungalows off Compton Avenue to the quieter streets east of Alameda. Most door companies register one warranty and hope you never read the fine print. We register both, state the durations in writing, and back the workmanship with our Done Right Promise. No paperwork fights. No arguing.
Our technicians are background-checked and uniformed. They measure every opening twice, quote manufacturer lines side by side on paper, and speak plainly about what your house actually needs. Florence-Graham’s housing stock runs narrow and old. That’s not a problem to solve on the fly; it’s the job we prepared for.
Our Sliding & Patio Doors Services in Florence-Graham
You can read the full scope on our Sliding & Patio Doors page. Below is what we handle most often here in Florence-Graham, where county permitting and 1930s-to-1950s rough openings set the rules.
Heavy-Duty Sliding Doors
Florence-Graham homes sit on flat, open lots with expansive clay soil. When drainage is poor, slabs shift slightly and standard aluminum sliders rack and bind. A heavy-duty sliding door built on a reinforced frame tolerates that movement without the panel jamming on the track. We install heavy-duty rollers, stainless steel tracks, and frames sized to the actual opening, not the catalog. If your door sticks in July and rattles in January, this is usually the fix.

Panoramic Sliding Systems
Some Florence-Graham homeowners are opening up the back of a 1940s minimal traditional toward a yard that actually gets use. A panoramic sliding system, multi-panel and floor-to-ceiling, changes the whole rear elevation. These are bigger undertakings: wider headers, county structural review, often a stucco patch to match. We scope all of it before you sign, so the quote reflects the real job. Expect $6,500 to $14,000 depending on panel count and glass package.

Pocket & Barn Doors
Older Florence-Graham bungalows rarely have room for a swinging interior door. A pocket door that slides into the wall frees up floor space in tight bedrooms and baths. Barn doors work where a pocket would require cutting into an original plaster wall you’d rather leave alone. We can walk you through both, and we’ll tell you honestly which one your framing will support.

Screen Door Installation
Security screen doors layered over failing original wood doors are common across Florence-Graham. When the wood door behind the screen has finally given out, we replace the whole assembly with a properly flashed sliding or hinged door and a new screen system that actually latches. County inspectors here look closely at flashing tape and weather barrier details, and so do we.

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.
Trusted Brands We Service in Florence-Graham
We’re an authorized installer for more than a dozen manufacturer lines. For Florence-Graham homes, we routinely quote Andersen, Milgard, PGT, and Ply Gem sliding doors side by side, on paper, so you can see the difference in glass package, frame material, and warranty duration before you spend a dollar. We keep common PGT and Andersen replacement rollers and track components in local stock, which means a binding slider off Compton Avenue doesn’t wait on a parts truck from Phoenix.
Common Sliding & Patio Doors Problems We See in Florence-Graham Homes
- Corroded tracks from sprinkler overspray. Older Florence-Graham homes often have irrigation heads set too close to the patio slab. Decades of overspray pit and corrode aluminum tracks until the rollers chew themselves up. We replace the track and the rollers, and we’ll tell you which sprinkler head to move.
- Fogged glass in original 1980s aluminum sliders. These were common on the expansion lots off the 110 corridor. The argon filled units have long since leaked, the panes fog, and heat island air bleeds straight through. Replacement with dual-pane, low-E glass is a real performance upgrade here, not a comfort luxury.
- Racking and binding panels. Florence-Graham sits on expansive clay, and many slabs were poured without proper drainage. Slight foundation movement pulls sliding panels out of square, and the door jams. We reframe the opening, flash it correctly, and reset the door so it glides under its own weight.
- Freeway noise leaking through thin glass. Homes bracketed by the I-110 and I-105 corridors get a steady diet of diesel particulate and road roar. A dual-pane, acoustically rated sliding door with a low-E coating cuts that noticeably. We’ve measured the difference on Florence-Graham jobs, and it’s significant.
Pricing for Sliding & Patio Doors in Florence-Graham, CA
A standard two-panel patio sliding door in Florence-Graham runs $2,400 to $4,800 installed, including the county permit and haul-away of the old unit. Heavy-duty sliders with reinforced frames run $3,800 to $6,800. Panoramic sliding systems start around $6,500 and reach $14,000 for multi-panel, floor-to-ceiling configurations. Screen door replacement alone runs $350 to $900. The single biggest cost variable in Florence-Graham is the rough opening: older stucco bungalows often need reframing to accept a modern standard unit, which adds $450 to $1,200 depending on the jamb. We quote that work up front, in writing, before any demo happens.
Call (888) 635-0804 for a free estimate. We’ll come to your home in Florence-Graham, measure twice, quote manufacturer lines side by side, and explain exactly what the county will require. No surprise line items on the bill, and most sliding door jobs finish in a single visit once the permit clears.
We Also Serve Cities Near Florence-Graham
TruePane serves homeowners throughout the surrounding area, including Parkway, Arden-Arcade, Ladera Heights, and Commerce. If you’re in one of those communities and need sliding or patio door work done right, read about our Sliding & Patio Doors in Florence-Graham service area and then call (888) 635-0804. We coordinate scheduling from our Los Angeles office and dispatch local crews to your neighborhood.
Serving Florence-Graham, CA - Our Local Coverage Area
We’re based in the Florence-Graham 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 - Sliding & Patio Doors in Florence-Graham
You need an LA County permit. Florence-Graham is unincorporated Los Angeles County, so all window and door permits must be pulled through LA County Department of Public Works Building and Safety, not LADBS. Contractors who work mostly in the City of LA often show up with a LADBS application and discover mid-project that the address falls under county jurisdiction, which has a separate fee schedule, a different inspector pool, and its own Title 24 compliance documentation. That discovery costs days. We pull the county permit before demo on every Florence-Graham job. Call (888) 635-0804 and we’ll walk you through what your specific address requires.
Because rough openings in Florence-Graham’s 1930s to 1950s stucco bungalows were framed for original steel casement windows and narrow doors, not modern standard sliding units. A typical Milgard or Andersen sliding door needs a wider, taller rough opening than the original framing provides. We reframe the jamb, install the correct header, flash it to county spec, and then set the door. We measure before quoting so the reframing cost is in the bid, not a surprise.
Switching from a single-pane or failed-seal aluminum slider to a dual-pane, acoustically rated unit cuts freeway noise by roughly 50 to 70 percent, depending on glass package and air-sealing quality. On a recent Florence-Graham job near the I-110 corridor, we replaced a fogged aluminum slider with an Andersen 400 Series gliding door, and the homeowner reported the interior conversation level dropped enough that they stopped raising their voices over passing trucks. Call (888) 635-0804 for a specific recommendation on your home’s exposure.
Yes, measurably. Florence-Graham sits deep in the South LA urban heat island and runs hotter than coastal West LA. A low-E, argon-filled sliding door cuts solar heat gain and slows the heat bleed that old failed-seal units allow. You’ll feel the difference in the room immediately, and your cooling load drops. For an exact quote on your door opening, call (888) 635-0804. Estimates are free.
On most Florence-Graham homes with original 1980s aluminum sliders, replacing the insulated glass unit is possible if the frame is square and the track is sound. If the frame is corroded, racked, or the rollers are gone, the honest answer is a full door replacement, because you’d be putting new glass into a frame that will still bind and leak. We’ll tell you which path makes sense after we measure and inspect. Call (888) 635-0804 for a free assessment.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving Florence-Graham and surrounding communities with a craftsman’s standard since 2008.



Before
After
Before
After
Before
After