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 Seaside
Door installation in Seaside usually means facing what decades of Monterey Bay fog has done to an original 1950s or 1960s opening. Most of the doors we replace here were installed when Fort Ord was still the city’s engine, and the salt air has been working on them ever since. We serve all of Seaside, from the older streets off Broadway Avenue to the neighborhoods near General Jim Moore Boulevard, with written pricing before any work starts and a documented photo record when it’s done. Call (509) 265-6387 to schedule a free estimate, and you’ll get a measured survey you keep, not a vague verbal number.
Why Sightline Windows & Doors Is Seaside’s Preferred Door Installation Company
The homes in Seaside read like a map of Fort Ord’s housing history. Ranch-style tract houses, duplexes, and small bungalows from the late 1940s through the early 1970s dominate the residential streets, and most still carry their original hollow-core exterior doors and aluminum sliders. That’s precisely the housing stock our crews know best. We don’t have to guess what’s behind a corroded track or a warped jamb in a Seaside home, because we’ve opened those walls before, many times over.
Every Door Installation project from Sightline runs under the Haven Standard, the same written protocol that has governed more than 18,000 openings since 2012. For Seaside customers specifically, that means the survey technician documents what the marine air has done to the rough opening before quoting, not after. Sonia Raman leads the team, and the crews who arrive at your door are background-checked, uniformed, and identified by license number before they step inside.
We also know the local permitting reality. When a door replacement in Seaside triggers a permit, it can trigger code upgrades to wiring and smoke detection if the wall is opened. We write those possibilities into the estimate as allowances, so a building inspector’s requirement doesn’t arrive as a surprise invoice. That’s not a courtesy, it’s written into Haven Clause 5: No surprises.
Our Door Installation Services in Seaside

Entry Doors
Entry door replacement in Seaside is rarely a simple swap. The original hollow-core doors common in Fort Ord-era housing lose their weatherstripping fast under constant condensation, and the rough openings behind them are often rot-compromised at the sill. We specify fiberglass or steel entry systems sized to the actual opening after the old jamb is removed, and we flash the perimeter with modern waterproofing before the new unit goes in. On a 1960s ranch near General Jim Moore Boulevard, our crew found the original aluminum slider so corroded that the jamb had pulled away from the framing, an open invitation to fog-driven moisture. We removed the failed unit, flashed the opening, and installed a Therma-Tru fiberglass entry system paired with a PGT impact-rated French door. The salt air won’t eat this one.

Hurricane-Proof Front & Entry Doors
Impact-rated doors aren’t just for Florida. Seaside sits exposed to Pacific storm fronts that push wind-driven rain directly into north- and west-facing entries. Homes along the older streets near Canyon Del Rey and Noche Buena take the brunt of these systems. An impact-rated entry door from CGI or PGT, properly installed with a rated frame, protects the opening from both windborne debris and the slow water intrusion that destroys framing over time. We explain the U-factor and SHGC ratings in plain English so you understand what you’re paying for, and the written quote names the exact product tier.

French & Double Doors
French door replacement in Seaside often means correcting what the original builder never accounted for: the racks and twist that coastal humidity puts on a wide double-door opening. When the two panels don’t meet squarely at the astragal, air and moisture move through the gap year-round. We check the header and the king studs for straightness before the old unit comes out. If the framing has crept, we price the reframe in writing before any lumber is cut. Then the new unit, whether a PGT impact-rated French door or a CWS dual-pane system, goes in flush, square, and sealed.

Storm & Exterior Doors
Many Seaside homes still have their original rear exterior doors, and those doors were never built for the moisture load this city delivers. A storm door over a compromised primary door hides the problem; it doesn’t fix it. We replace the primary door first, then add a properly flashed storm door where the exposure justifies it. In the modest ranch houses off Ord Grove and Playa Avenue, that combination is usually the most cost-effective way to stop air loss and condensation damage at the back of the house.

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.
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AfterTrusted Brands We Service in Seaside
Sightline specifies from eight manufacturer lines, but for Seaside’s coastal conditions we lean on three in particular: CGI and CWS for impact-rated systems that hold up to Pacific storm exposure, and ES Windows for dual-pane replacements where thermal performance matters more than debris protection. We don’t stock these brands by margin. We specify them because the product’s test data matches what a Seaside opening actually demands. Parts and hardware for any of these lines are orderable on a normal lead time, and we handle the warranty documentation, not a third party.
Common Door Installation Problems We See in Seaside Homes

- Corroded aluminum door tracks from marine fog. The rollers seize, the door jumps the track, and repeated forced operation tears the jamb. By the time we see it, the frame is often oxidized to the point of structural failure. This is the single most common door failure in Seaside’s Fort Ord housing stock.
- Failed weatherstripping and dried-out seals on hollow-core exterior doors. Fog-driven condensation sits on the threshold, rots the rough opening at the sill, and then works its way up the side jambs. We measure the extent of rot during the survey, not after the old door is out.
- Warped and undersized door framing from coastal humidity. Original doors in 1950s and 1960s tract homes were framed with the minimum lumber that code allowed at the time. Decades of moisture cycling twists the framing, the door binds, and air leaks through gaps that no new weatherstrip can close. A permit-triggered reframe is often the correct fix, and it’s priced as an allowance before we start.
- Failed insulated glass unit seals. The salt-laden air accelerates seal failure on older dual-pane glass, leaving fog between the panes that can’t be wiped off. We replace the unit or the whole door slab depending on the frame condition, and we explain which makes sense for your specific opening in writing.
Pricing for Door Installation in Seaside, CA
In Seaside, a straightforward hollow-core-to-fiberglass entry door replacement typically runs $1,400 to $2,800, including the door slab, new frame, hardware, flashing, and labor. A standard sliding glass door replacement, the kind forced by corroded Fort Ord-era tracks, usually lands between $1,800 and $3,600. French door replacements, which nearly always involve frame correction on Seaside homes, run $3,200 to $6,500 for a quality dual-pane or impact-rated system. Impact-rated entry systems from CGI or CWS start around $2,800 and go up with size and product tier. Every quote is written, itemized, and fixed, and you keep the measured survey it’s based on. Call (509) 265-6387 for your free estimate.
We Also Serve Cities Near Seaside

Door Installation in Seaside is what this page covers, but our crews regularly work the surrounding Monterey Bay area. You’ll find us in Monterey, Salinas, Watsonville, and Hollister, often on the same week we’re on a Seaside job. The written pricing and the photo record apply everywhere we work, not just here.
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 - Door Installation in Seaside

Your sliding door is jumping the track because the original aluminum rollers and track have corroded from decades of Monterey Bay salt fog. The corrosion eats the roller bearings until they seize, and when the seized rollers drag, the door pops off the rail. We replace the entire track and roller assembly, and if the frame oxidation is advanced, the whole unit goes. Call (509) 265-6387 for an inspection and a written quote, the estimate is free.
Possibly, and we plan for it in the estimate. If the building inspector’s scope touches an electrical fixture near the opening, the project can trigger requirements like updated smoke detection or AFCI protection on affected circuits. We write these code-upgrade possibilities into the contract as clearly priced allowances, so if the inspector flags something, the cost was already disclosed. That’s how we keep the final invoice consistent with the original measured survey.
You don’t legally need them, but many Seaside homes benefit from them. The city’s exposure to Pacific storm fronts puts north- and west-facing entries in the direct path of wind-driven rain and debris. An impact-rated door from CGI or CWS protects the opening and the interior from those events, and the same laminated glass improves security and sound reduction. We’ll tell you if a standard door is equally appropriate, and the difference is itemized on the written quote.
We survey first. The technician measures the exposed framing, checks for rot at the sill and lower jambs, and documents what they find with photos. Hidden damage behind the casing is priced as an allowance, which means the cost per linear foot of sill replacement or jamb patch is written into the contract before the old unit comes out. If the allowance isn’t used, you don’t pay it. Call (509) 265-6387 to schedule a survey, it’s the document your estimate is built on.
Corroded aluminum sliding door tracks. It’s so widespread in the original tract homes that our technicians can often diagnose it from the driveway before measuring anything. The tracks oxidize to the point where the rollers seize, the door jumps, and the jamb tears away from the framing. We replace those units with modern dual-pane or impact-rated sliders flashed against the same salt air that killed the originals.
For a free estimate on any door installation in Seaside, call (509) 265-6387. You’ll get a written price before any work starts, a measured survey you keep, and a documented photo record when the job is done.
Written by Sonia Raman, Owner at Sightline Windows & Doors, serving Seaside under the Haven Standard.










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