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 Seaside
Sliding patio door replacement in Seaside typically runs $2,800-$7,400 for a standard 6-foot unit, with heavy-duty or panoramic systems running $4,500-$12,000 depending on frame material and glass package. Most jobs in the 93955 ZIP are full-system replacements, not repairs, because the original aluminum frames have spent five to eight decades corroding in Monterey Bay salt air. Our crews work throughout Seaside and carry the marine-grade hardware this climate demands. If you have a door that binds, fogs, or won’t lock, call (888) 635-0804 and a live person will answer.
Why TruePane Windows & Doors Is Seaside’s Preferred Sliding & Patio Doors Company
We’re the company Dale Kessler built on a simple rule: if the pane is not true, the job is not done. That standard matters more in Seaside than almost anywhere else along the coast. The original sliding doors in this city’s Fort Ord-era tract homes and duplexes were built to inland specifications, and the marine fog belt has been punishing them ever since. Our technicians are background-checked and uniformed, and they measure every opening twice before quoting, so you see exactly what you are buying, side by side on paper.
When customers throughout Seaside call us, they get a live person at (888) 635-0804, 24 hours a day. No voicemail tree. No regional call center. We dispatch from our Bay Area office with crews that serve Seaside locally, and we arrive when we say we will. This is our full Sliding & Patio Doors team’s home territory, and the work is backed by our Done Right Promise. Both warranty layers are registered in writing before the truck leaves your driveway.
Our Sliding & Patio Doors Services in Seaside
Patio Sliding Doors
The core sliding patio door replacement in Seaside involves removing a corroded aluminum or steel unit and installing a modern fusion-welded vinyl or thermally broken aluminum frame with dual-pane insulated glass. In this climate, we specify marine-grade stainless steel rollers and non-corrosive track systems as the baseline, not an upgrade. Homeowners near Seaside City Hall and the older streets off Broadway Avenue regularly ask us to replace doors that have fogged permanently between the panes, a direct result of chronic fog humidity breaching failed seals.

Panoramic Sliding Systems
For Seaside homeowners who want to open a full wall to a patio or yard, panoramic sliding systems offer wider glass panels and pocketed stacking configurations. These are larger structural projects, typically requiring new headers and reinforced rough openings and the cost reflects that engineering. In Seaside’s compact post-wartime lots, these systems often replace a small 5-foot slider and a fixed window side by side, transforming a dark back wall into a glass wall without changing the home’s footprint.

Heavy-Duty Sliding Doors
Given the wind exposure and salt load on the west side of Seaside near Del Rey Oaks and the coastal bench above Sand City, many homeowners choose heavy-duty sliding doors with thicker glass packages and reinforced frames. A standard aluminum track from a 1960s tract house simply was not designed to hold a modern tempered glass panel weighing 200 pounds or more. We quote these units alongside standard patio sliders so you can compare frame gauge, glass thickness, and hardware grade on one written quote.

Pocket & Barn Doors
Interior pocket and barn door installations are a practical solution for Seaside homes where the original floor plan from the 1940s and 1950s left no room for a swinging door arc. Our carpenters open the existing wall cavity, install the pocket frame, and finish the drywall clean, inspecting for any hidden structural issues common in these old tract homes first. These jobs are smaller in scope but require the same precision; a pocket door that binds is as annoying as a slider that will not lock.

Screen Door Installation
Coastal screen doors in Seaside take a beating from salt air and persistent damp, and the original sliding screens on Fort Ord housing are almost always torn, pitted, or brittle. We build new aluminum screen frames with pet-resistant screen fabric that handles the marine environment far better than standard fiberglass, fitted to the exact track width of your existing or new sliding patio door, with corrosion-resistant hardware throughout.

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 Seaside
We are factory-authorized installers for PGT, CGI, CWS, and ES Windows, among more than a dozen manufacturer lines. That matters for a Seaside homeowner because we can quote a PGT vinyl slider next to a CGI aluminum coastal-rated unit on the same sheet of paper and explain, in plain terms, which one will still be sliding in this salt air in 2045. We stock local replacement parts in our trucks for common track, roller, and latch failures across all these lines, which keeps turnaround fast and means we are not waiting on a parts depot in Texas when your door is stuck half-open in July fog.
Common Sliding & Patio Doors Problems We See in Seaside Homes
- Corroded aluminum jambs and frames. Salt-laden marine air has eaten through the original aluminum on thousands of Seaside doors, leaving the sash binding or the track failing where the metal has thinned.
- Fogged insulated glass units. Chronic Monterey Bay fog humidity works its way past aging weatherstripping, breaks the dual-pane seal, and leaves permanent condensation between the panes; the only fix is replacement glass, not a cleaning.
- Rusted-through original steel tracks. Many 1940s-1970s sliders in Seaside run on mild steel tracks that have rusted through after decades of damp, making the door impossible to slide without full track replacement.
- Jalousie-to-slider retrofits. We regularly convert old mid-century jalousie window and door openings in Seaside’s rental stock into modern sliding patio doors, adding weatherstripping and marine-grade hardware those louvered units never had.
Pricing for Sliding & Patio Doors in Seaside, CA
A standard 6-foot patio sliding door replacement in Seaside runs $2,800-$7,400 for a dual-pane vinyl or thermally broken aluminum unit including labor, flashing, and warranty registration. Heavy-duty sliding doors run $4,500-$9,000, with panoramic systems starting at $6,500 and reaching $12,000 or more for large multi-panel configurations. Screen door installation runs $175-$475 depending on frame size and mesh grade. What changes the number is the frame material, glass package, track hardware, and whether we are fixing framing rot or water damage behind the old door, which is common in this climate. The cheap inland-spec quote may save you $1,500 today and cost you $4,000 in a decade. Every estimate is free and written line-by-line. Call (888) 635-0804 to schedule yours.
We Also Serve Cities Near Seaside
Beyond Seaside, our same crew serves Monterey, Marina, Pacific Grove, and Salinas. If you are repainting your family’s house in Pacific Grove or securing a rental unit in Marina after a long vacancy, we can schedule a free estimate. Call (888) 635-0804 and tell us which city you’re in.
Serving Seaside, CA - Our Local Coverage Area
We’re based in the Seaside 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 Seaside
Sliding patio doors in Seaside fail faster because the city sits in the thickest band of the Monterey Bay marine fog, where salt-laden air corrodes aluminum frames and tracks while chronic humidity breaches weatherstripping and breaks insulated glass seals; inland cities like Salinas do not get that same salt load. The original 1940s-1970s doors on Fort Ord-era housing were built to inland specs, so the failure rate is higher here. If your door is sticking, fogged, or rusted through, call (888) 635-0804 for a free estimate and a written line-item quote.
Marine-grade stainless steel track and roller systems work best near the coast in Seaside because they resist the salt-air corrosion that destroys standard plated steel and aluminum hardware within a decade. We specify non-corrosive track by default on every Seaside install, not as an upsell, because we have pulled too many rusted-through tracks out of 1950s duplexes off Noche Buena Street to pretend inland hardware is fine here.
If you see permanent fog, haze, or condensation between the two panes of glass that you cannot wipe away from either side, your insulated glass unit seal has failed; in Seaside this happens when decades of fog humidity work past the aging weatherstripping and the desiccant inside the spacer bar becomes saturated. The only real repair is replacing the glass unit, not cleaning it. Call (888) 635-0804 and we’ll inspect the door and quote the replacement.
Yes, we can retrofit an old jalousie window opening in a Seaside rental into a sliding patio door, provided the rough opening is widened or the wall is non-load-bearing; many of these louvered units were original to Fort Ord-era duplexes and were never weathersealed properly against the coastal fog. We quote the full structural scope, pull permits where required, and register both warranty layers before the truck leaves the driveway. Free estimates at (888) 635-0804.
A cheap inland-spec sliding door in Seaside costs more over a decade because its aluminum frame and plated hardware will corrode in the salt air, its weatherstripping will fail, its glass seal will fog, and you will pay for a second full replacement around year ten, while a marine-grade fusion-welded unit with stainless rollers will still be sliding quietly, and will have cost you less per year of service. The upfront savings disappear when you pay for the same job twice. Call (888) 635-0804 and we’ll put both options on paper, side by side, so you decide with real numbers.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving Seaside with a craft standard his father taught him: if the pane is not true, the job is not done.



Before
After
Before
After
Before
After