Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Salt Air Decides the Materials in San Leandro. Here’s What We Specify.
We keep seeing the same failure on San Leandro homes, and it has nothing to do with the window brand. Aluminum frames with corroded weep holes, hollow-core doors that swell in bay humidity, sliders that seize because steel rollers turned to rust. Salt-laden fog off San Leandro Bay lands on the western third of this city nightly. It pits aluminum, eats steel hardware, and wicks moisture into rough openings where you can’t see it until the subframe is gone. For a 1950s tract home in Washington Manor or a ranch near the Marina District, impact windows and doors are not an upgrade project. They’re a materials correction. Call us at (888) 635-0804 and we’ll walk your house with you before quoting anything.
Key Takeaways
- San Leandro’s bay-driven marine air corrodes aluminum frames and steel hardware faster than inland East Bay cities
- We specify stainless or hot-dip galvanized hardware and marine-grade finishes on every coastal-facing install
- The cheap inland spec on an impact window or door here typically fails within a decade
- Impact windows solve fogging between panes, not just storm protection, for Marion District and western San Leandro homes
- Free estimates, line-item pricing in writing, and both warranty layers registered before our truck leaves your driveway
Fast, Reliable Impact Windows & Doors Across San Leandro
If you own a home in San Leandro, you know what the morning marine layer does to anything metal on your house. We’ve been pulling corroded sliders and bowed exterior doors out of 94577 homes long enough to know that standard off-the-shelf specs don’t hold up here. Not on the bay side, anyway. TruePane Windows & Doors serves San Leandro with impact-rated windows, sliding glass doors, entry and French doors, and full wind mitigation work. Our crews know the difference between a Broadmoor tract home from 1961 and a pre-war Craftsman near Estudillo Estates, and we quote accordingly. A live person answers our phone 24 hours a day, seven days a week. That’s not marketing language. Call (888) 635-0804 and see for yourself.
Why TruePane Windows & Doors Is San Leandro’s Preferred Impact Windows & Doors Company
Dale Kessler founded TruePane in 2008, but the glazing knowledge behind it runs more than years deep. Dale is a second-generation glazier. The rule on his whiteboard hasn’t changed since day one: if the pane is not true, the job is not done. That’s the standard every San Leandro install gets, whether it’s a single hurricane impact window on a Washington Manor bedroom or a full-home replacement in the Marina District.
San Leandro homeowners call us because we show up when we say we will, we measure every opening twice, and we put both manufacturer warranty layers in writing before the truck leaves the driveway. That’s our Keystone Standard. If something is not done right, we make it right within 90 days. No paperwork fights, no arguing. We hire local. We train apprentices into journeymen. We plan to be in this town in thirty years, and we stand behind the work like a company that means it.
Our Impact Windows & Doors Services in San Leandro
Here’s what we do across San Leandro, from the bay-facing western edge to the hills on the east side.
Hurricane Impact Windows
Most San Leandro homes originally shipped with aluminum single-pane sliders or jalousie windows. Sixty to seventy years of marine air later, the frames are pitted, the weep holes are clogged or corroded shut, and the glass is doing nothing for energy bills or wind-driven debris. We replace them with impact-rated units built on fusion-welded frames, stainless or hot-dip hardware, and marine-grade finishes suited to this exact climate. The result is a window that sheds salt air, holds its seal, and gives you actual wind protection, not just a sticker.

Impact Sliding Glass Doors
Your original patio slider in Washington Manor or Broadmoor likely has steel rollers that have been rusting since the Johnson administration. We see it constantly: the door drags, the track wears, the frame flexes, and eventually the panel binds or falls out of square. A new impact sliding glass door with stainless steel rollers and a fused, welded frame fixes the operation and gives you a door that stays square when the Diablo winds hit. Most jobs are completed in a single visit.

Impact Entry & French Doors
Hollow-core exterior doors from the 1940s through the 1960s absorb bay humidity like a sponge. They swell, warp, and stop latching against bay drafts by July. We replace them with impact-rated, engineered doors built for marine exposure. Hinges get stainless pins. Thresholds get sealed. The jamb gets squared before the new unit goes in, because on a San Leandro tract home, the jamb is rarely square after sixty years of settling and moisture.

Impact Garage Doors
Garage doors on postwar San Leandro homes take a beating from salt fog, especially if you’re west of 880 near the marina. We install impact-rated garage doors with corrosion-resistant track hardware and reinforced panel construction. If your current door is so rusted that the opener strains, it’s a wind-load liability, and it’s worth addressing before next fire season’s wind events.

What happens when you call
- 1
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 San Leandro
We’re authorized installers for more than a dozen manufacturer lines, including CGI, PGT, and ES Windows. When a San Leandro customer needs impact windows or doors, we quote manufacturer lines side by side on paper, with specifications and durations stated, so you see exactly what you’re buying before you commit. We stock common parts for local jobs and can turn around a service call without waiting on a regional distributor. You get a real choice of frame materials and glass packages, with pricing based on your home’s exposure and your opening sizes. Call (888) 635-0804 to schedule a free estimate.
Common Impact Windows & Doors Problems We See in San Leandro Homes
- Corroded weep holes on original aluminum sliders. Salt-laden fog off San Leandro Bay pits the metal and clogs the drainage channels. Moisture stays trapped in the frame and wicks into the rough opening. By the time you feel a draft in Washington Manor, there’s often hidden subframe rot behind the sheetrock.
- Fogged dual-pane glass near the bay. Seasonal Diablo wind events blast hot, dry air against seals already weakened by year-round moisture cycling. The thermal shock accelerates seal failure. Homes in the Marina District and along the western edge see this years before inland neighborhoods.
- Seized sliding door tracks. Steel rollers in original postwar sliders rust from bay humidity. The door drags, the track grooves, and eventually the panel binds. Out-of-area installers quote a simple retrofit and miss that the jamb has rotted underneath.
- Warped hollow-core exterior doors. Original doors on 1940s-1960s tract homes absorb marine humidity, swell, and lose their square. The door won’t latch. The threshold leaks. The fix is an impact-rated replacement with proper flashing and marine-grade hardware, not another thin-skin door from a big-box store.
Pricing for Impact Windows & Doors in San Leandro, CA
San Leandro is a coastal-spec market. That’s not a euphemism for “more expensive.” It means the materials we specify here are different from what an inland East Bay house in Dublin or Livermore would get. For impact windows in San Leandro, expect $850 to $1,400 per opening for a standard retrofit, installed, depending on size and frame material. Impact sliding glass doors run $2,800 to $5,800 for a six-foot or eight-foot unit with marine-grade hardware. Impact entry doors typically run $2,200 to $4,500. These are installed ranges, not tear-out surprises. The line-item quote you get from us includes the hardware spec, the flashing, the warranty registrations, and the labor. If a quote comes in cheap, ask about the hardware. Cheap zinc-plated rollers and standard-gauge aluminum will not survive the salt air west of 880.
We also keep our standing offers in writing: a free written repair estimate, a maintenance check, and a permanent 5% discount for seniors and veterans. Estimates are free. Call (888) 635-0804 for exact numbers on your openings.
We Also Serve Cities Near San Leandro
Our crews serve San Leandro directly, and we work the surrounding East Bay cities too. You’ll find us regularly in San Lorenzo, Castro Valley, Oakland, and Alameda. If you’re on the edge of San Leandro, near the border or just outside 94577, call us and we’ll confirm our schedule. The same Keystone Standard applies everywhere we work.
Serving San Leandro, CA - Our Local Coverage Area
We’re based in the San Leandro 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 - Impact Windows & Doors in San Leandro
Because the original 1950s aluminum sliders in those homes have corroded weep holes that directed bay-driven moisture into the rough opening for decades. By the time homeowners call about a “drafty window,” there’s often hidden jamb and subframe rot requiring a full buck-out and framing repair before the new unit can be set. Out-of-area installers who quote a simple retrofit miss this. We check for it during the free estimate. Call (888) 635-0804 and we’ll inspect before quoting.
Choose a marine-grade aluminum frame with a fusion-welded construction and stainless or hot-dip galvanized hardware, or a high-quality vinyl line if you want lower maintenance. Avoid standard-gauge aluminum with bare steel hardware. Salt-laden fog off San Leandro Bay will pit the frame and seize the hardware within a decade. We specify marine-grade finishes and stainless hardware on every bay-facing install.
Yes. Impact-rated insulated glass units are built with stronger edge seals and are tested to withstand thermal cycling. The seasonal Diablo wind events that thermally shock standard dual-pane seals and cause fogging between panes are far less likely to break an impact-rated seal. If your current windows are fogging, replacing them with impact windows solves the clarity issue and gives you wind protection at the same time. Schedule a free estimate at (888) 635-0804.
For a Broadmoor home, yes. The original patio doors from that era usually have steel rollers that have been rusting in bay humidity since day one. An impact-rated sliding glass door with stainless steel rollers and a welded frame operates smoothly and stays square, even when the door is large and the wind is pushing against it. The upgrade typically adds $600 to $1,200 over a standard replacement, and it protects the opening where San Leandro homes lose the most conditioned air. Get an exact quote by calling (888) 635-0804.
Usually, yes. If the weep holes are corroded shut, the frame has likely been holding moisture for years. That means the hidden portion of the frame, inside the wall, has been sitting wet. By the time the corrosion is visible on the exterior, the structural integrity of the frame and the rough opening behind it are suspect. A full replacement with a new impact-rated unit is almost always the right call, and it eliminates the root problem instead of patching it. We’ll tell you straight during the estimate. Call (888) 635-0804.
Call TruePane Windows & Doors for a Free Estimate in San Leandro
We’ll walk your San Leandro home with you, measure every opening twice, and put the whole job in writing. Line-item pricing. Both warranty layers registered before we leave. No change orders hiding in the tear-out. That’s how we’ve worked since Dale Kessler hung the name TruePane on the door. Call (888) 635-0804 to schedule your free estimate. Background-checked, uniformed technicians, and a company that plans to be in San Leandro for the next thirty years.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving San Leandro and the surrounding East Bay.



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