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ES Windows Roofing: The Los Angeles Owner’s Guide
If your ES Windows roofing component has failed, a replacement part plus professional installation in Los Angeles typically runs $470 – $2,125 depending on the part and how much surrounding roofing needs to come apart. We stock the most common ES Windows-compatible roofing parts on our trucks and can usually complete the swap same day once we’ve confirmed your model. Most owners discover the failure the hard way: a water stain spreading across the ceiling after a storm, a rattle when the wind picks up off the Pacific, or a visible crack in the flashing that’s been there longer than anyone wants to admit.
A quick note on who we are: Sawyer Remodeling is an independent Los Angeles contractor. We’re not affiliated with ES Windows, but we work on their systems regularly and we keep the parts that fail most often in stock. Luca Romano, our owner, has been working on LA homes for over two decades and still opens up every roofing job himself to see what’s actually happening under the surface.
Which ES Windows Models This Applies To

ES Windows builds a few distinct product lines, and the roofing compatibility gets specific fast. The essential distinction: ES Windows skylight systems and their integrated roof-flashing kits are sized to the frame, not to the window’s glass dimensions. If you measure the glass and order that size, it won’t seat. You need the rough opening or the model number stamped on the frame’s edge label.
Here’s what actually matters in the field:
- ES Windows skylight series (fixed and vented): The flashing kits are series-specific. A flashing made for the fixed skylight will not seal properly on the vented version because the hinge mechanism sits lower and changes the drainage slope. This is the single most common mis-order we see.
- ES Windows integrated roof window assemblies: These run on a proprietary rail profile. Standard Los Angeles roofing supply aftermarket flashing won’t match the pitch. We stock the correct rail-mount parts and can match them to your existing frame.
- OEM vs. aftermarket: For ES Windows, the honest answer is that OEM parts are worth the extra cost on any component that touches weather sealing. Aftermarket glass and screens are fine. Aftermarket flashing is where we’ve seen too many failures. If the budget is tight, we’ll tell you where aftermarket is safe and where it isn’t.
- LA climate reality: The biggest killer of ES Windows roofing components in Los Angeles isn’t rain. It’s UV. The sun beats down on flashing and seals for 300-plus days a year, and those soft materials crack long before the glass or frame does. We generally see seals failing at the 8 – 12 year mark in direct sun exposure.
Styles & brands we work with







Signs Your ES Windows Roofing Is Failing
- Water stains on the ceiling below the unit. This is the one that gets our phone ringing. Water travels along rafters, so the stain often shows up a few feet away from the actual leak point. That’s why a quick visual “it looks fine up top” check misses real damage.
- Condensation between the glass panes. This means the seal has failed and the insulating gas inside has leaked out. You’re not losing weatherproofing from the roof side, but the window’s thermal performance is gone and you’ll feel the heat more in a Los Angeles summer.
- A persistent rattle when wind gusts. Loose flashing or worn mounting clips let the assembly move slightly against the roof deck. What sounds like a minor annoyance is actually the seal being worked loose, little by little.
- Visible cracks in the flashing or curled seal edges. Walk up and look. If the rubber or metal flashing looks like dried-out leather, it’s done. UV damage is progressive and nothing we apply on site can restore it.
- Drafts you can feel near the frame, even when closed. For vented units, a draft when closed usually means a bent hinge or a worn gasket. The fix is often a replacement gasket set rather than a whole new window.
See the difference
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After
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AfterReplacement Cost & What’s Included

Roof repair in Los Angeles runs $470 – $2,125 for most ES Windows roofing component replacements. Smaller repairs, like a single flashing corner or a gasket replacement, sit at the low end. A full skylight replacement with new flashing and re-seating the deck interface pushes toward the upper end. Here’s the breakdown:
| Job Scope | Price Range (Installed) |
|---|---|
| Seal or gasket replacement only | $470 – $825 |
| Flashing replacement and re-seal | $710 – $1,650 |
| Full ES Windows roofing unit replacement | $1,180 – $2,125 |
Every quote includes parts, labor, removal and disposal of old materials, and re-sealing the surrounding roofing membrane. We write the price before we pick up a tool, and the invoice matches the approved number. On any ES Windows repair, the work carries our 365-Day Done Right Promise: if it’s not done right, we make it right. That’s in writing, not a verbal nod.
DIY or Call Us?
You can safely check the visible things yourself: look for cracks in the flashing, run a hand along the frame to feel for gaps, and note where any ceiling stains appear. That information helps us diagnose faster and quote accurately. What you shouldn’t do is get on a sloped Los Angeles roof with a caulk gun and start sealing. Sloped roofs, especially two-story homes in neighborhoods like Silver Lake or Eagle Rock, are genuinely dangerous without proper safety gear. Beyond that, ES Windows sealing surfaces need specific prep work. A homeowner-applied bead of caulk on a UV-degraded seal looks fine for a month and then fails in the first good rain.
If you’re seeing signs of failure and want a straight answer on what’s needed, call (254) 272-5876. Luca will talk through what you’re seeing and give you a clear sense of cost before we even schedule the visit.
FAQs

In LA’s UV-heavy climate, roofing seals on ES Windows units typically last 8 – 12 years before they start to crack or pull away. Units on north-facing or shaded roof slopes last longer than those in direct afternoon sun. If yours is past the 10-year mark, regular checks are worth doing. Call (254) 272-5876 and we’ll assess it honestly, not sell you a replacement you don’t need yet.
Some components can be repaired: bent hinges, worn gaskets, and certain flashing corners can be addressed with a repair rather than a full swap. Cracked flashing and failed glass seals, however, cannot be restored with any sealant or patch. We’ll tell you which category yours falls into during the estimate, and we’ll show you photos of exactly what we’re seeing before you commit. Call (254) 272-5876 for a free estimate.
A straightforward flashing or gasket replacement takes 1 – 2 hours once we’re on site and set up. A full ES Windows roofing unit replacement typically takes 3 – 4 hours, including the re-sealing work. We schedule a specific arrival window so you’re not burning a whole day waiting. Call us at (254) 272-5876 and we’ll get you on the schedule.
We do. For the most common ES Windows roofing failures, including flashing kits, gaskets, clips, and full skylight units, we carry inventory on our trucks for the models we see most often in Los Angeles homes. Less common configurations take a few days to bring in. We’ll confirm parts availability during your estimate call. Call (254) 272-5876 to check on your model.
Written by Luca Romano, Owner, Sawyer Remodeling at Sawyer Remodeling, serving Los Angeles and nearby areas.


