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ES Windows Roofing: The Fresno Owner’s Guide
We stock and install ES Windows-compatible roofing components for Fresno homes, with most replacements running between $600 and $2,500 installed depending on the part and scope. Our trucks carry common ES Windows flashing, caps, and sealant kits so we can usually complete the swap in a single visit. Homeowners typically discover the failure after a heavy Fresno rain when water shows up on the interior wall below the window, or when the roof flashing pulls away and you can see daylight between the window frame and the roofline. The good news is this is a known failure point with specific fixes, and we know exactly which parts match which ES Windows series.

One thing up front: Bradford Remodeling Co Fresno is an independent contractor. We are not affiliated with ES Windows, and nobody here will pretend otherwise. What we do have is hands-on experience matching their roofing components across enough Fresno jobs to know the compatibility pitfalls that cost owners money when a part is ordered wrong.
Which ES Windows Models This Applies To

ES Windows roofing applications break into two general families: the flanged new-construction series and the retrofit/insert series. The flanged units, common on Fresno homes built from the mid-1990s forward, rely on an integrated nailing flange and a head flashing that tucks under the roofing felt or underlayment. The retrofit series depends on a cap flashing and a compression seal at the top of the frame, and that cap is where we see the most failures on older Fresno homes. If you can find the label etched into the glass corner or the frame edge, it will list the series code, usually a two or three letter prefix followed by numbers. That code is the fastest way to confirm the right roofing kit before anyone climbs a ladder.
Compatibility gotcha worth knowing: ES Windows changed the head flashing profile on their thermally broken frames around 2011, so a cap ordered for a current model will not seat correctly on a pre-2011 unit. We see this mix-up on a lot of Fresno job sites where someone ordered a generic replacement online. OEM parts are the safe play for anything involving glass, gaskets, or integrated tracks. For aluminum flashing and standard sealant, quality aftermarket equivalents made to the same profile spec are fine and usually run 30 to 40 percent less. Curtis Lane keeps the OEM-vs-aftermarket call on the written estimate so you know exactly what you’re paying for and why.
Styles & brands we work with







Signs Your ES Windows Roofing Is Failing
- Water staining on the interior drywall above or beside the window. This usually means the head flashing has separated from the frame or was never lapped correctly under the roofing paper. The water travels down the sheathing and shows up at the weakest drywall seam.
- Daylight visible between the top of the window frame and the roof overhang. A cap flashing that has pulled away from the stucco or siding leaves a direct path for wind-driven rain. This is the most common failure we fix on Fresno homes with flat or low-slope roofs.
- Peeling stucco or bubbling paint above the window. Persistent moisture behind the finish coat breaks the bond and causes efflorescence. By the time you see the bubble, the flashing has usually been failing for a season or more.
- Caulk cracking or shrinking at the window-to-roof junction. Fresno heat cycles bake exterior sealant fast. An annual visual check from a ladder will show hairline cracks long before they become leaks.
- Condensation between the glass panes in winter. This points to a failed insulated glass seal, not the roofing itself, but it often gets discovered during a roofing inspection. We can assess both issues on the same visit.
See the difference
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After
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After
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AfterReplacement Cost & What’s Included
For a standard ES Windows cap flashing replacement on a single unit in Fresno, expect $600 to $1,400 installed. If the head flashing has pulled far enough that the roofing underlayment needs to be cut back, the water barrier re-lapped, and new flashing fabricated to match the existing roof pitch, the job runs $1,200 to $2,500. The range moves with the roof type: tile roofs require more careful flashing integration than composition shingle, and a steep pitch adds ladder and staging time. Every Bradford Remodeling estimate includes the part, the labor, the disposal of the old flashing, and a written line-item breakdown so you see the number before we touch the job. The work is covered by our 365-Day Done Right Promise. If the flashing leaks inside a year, we come back and correct it at no charge.
DIY or Call Us?
There is a safe middle path here. You can and should do the visual inspection: check for cracked caulk, pulled flashing, and daylight gaps from a stable ladder. You can also take photos of the ES Windows label so we can confirm the series before the first visit. What you should not do is get on a roof with a caulk gun and think you’re solving the problem. Roof work on a Fresno summer afternoon is genuinely dangerous, and a flashing repair that looks simple from the ground often requires removing roofing material to lap the new flashing correctly. If the underlayment is rotted or the sheathing is soft, you want a trained eye on it. For anything beyond a visual check, call (559) 785-2712 and we’ll put a written estimate in your hands.
FAQs

A properly installed ES Windows head flashing and cap should last 15 to 20 years in the Central Valley climate before the sealant fails and the aluminum starts to oxidize. The sun and the dry heat are harder on exterior seals than the rain, which is why an annual visual check beats waiting for a leak.
Sometimes, but not always. A loose cap that is still dimensionally sound can often be re-secured and re-sealed for half the cost of replacement. If the flashing is torn, corroded through, or no longer matches the frame profile, replacement is the honest call. We’ll tell you which one you need on the written estimate.
Most single-unit replacements take two to four hours on site, including removal, fabrication or fitting, installation, and cleanup. If the roofing underlayment needs repair, add a few hours. We schedule Fresno work in a single day whenever the roof pitch and weather allow.
We carry common cap flashing profiles, head flashing blanks, and the sealant systems we use on ES Windows jobs. Specialty series codes may take a day or two to source from our supplier. We also stock parts lines for KraftMaid, Cambria, and Silestone when window work turns into a larger exterior project. Call (559) 785-2712 and we’ll confirm availability before you schedule.
Written by Curtis Lane, Owner, Bradford Remodeling Co Fresno at Bradford Remodeling Co Fresno, serving Fresno and nearby areas.


