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ES Windows Roofing: The Santa Clarita Owner’s Guide
We stock and install ES Windows-compatible roofing parts throughout Santa Clarita, with most replacements running between $400 and $1,800 for repairs and $8,000 to $20,000 for full roof replacement when the damage is extensive. The most common call we get starts the same way: a homeowner notices a water stain on the ceiling near a skylight or dormer, or hears a drip during one of our winter rain spells, and traces it back to the flashing around an ES Windows roof opening. Here’s what you need to know about getting it matched, priced, and fixed correctly the first time.
Which ES Windows Models This Applies To
ES Windows roof components aren’t one-size-fits-all, and that’s where we see a lot of mistakes get made. The flashing, curb mounts, and sealant systems that work for a standard ES Windows sliding or casement opening may not match the roof-integrated models, particularly skylight-adjacent units and larger picture windows that sit into the roofline. Look for the model label on the inside of the frame, usually near the lower corner of the glass, and note the width of the frame channel – some ES Windows lines run a 2-1/4 inch channel while others run 3 inches, and the roofing curb has to match that spec or water will find its way in. When it comes to replacement parts, we default to OEM components from ES Windows where the roof penetration matters, but we’ll also use manufacturer-warrantied aftermarket flashing and curb kits when the OEM lead time puts your ceiling at risk during a wet month. Both choices get written into your price before we start, with no surprise substitutions.
Styles & brands we work with







Signs Your ES Windows Roofing Is Failing
- Ceiling discoloration near the window. Water travels, so a stain six inches from the frame often means the flashing underneath has pulled away from the curb, not that the glass itself is leaking.
- Damp insulation visible in the attic. When we pull back the insulation around the roof opening and find moisture, it usually means the sealant bead has dried out and cracked – a lifespan issue we see faster in Santa Clarita’s summer heat cycles.
- Drafts you can feel near the frame. Roof-mounted ES Windows units take more thermal movement than wall units, so a draft often signals that the curb seal has compressed or shifted.
- Bubbling or peeling paint on interior trim. Repeated micro-leaks behind the trim will lift paint and soften drywall long before you see an obvious drip.
- Water pooling on the sill after rain. This is the one that gets the phone call. If water pools, the weep system or the roofing flange is blocked or failing, and it needs attention before the next storm.
See the difference
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After
Before
After
Before
AfterReplacement Cost & What’s Included
For a targeted repair – replacing flashing, resealing a curb, or swapping a failed roof boot around the window – you’re looking at $400 to $1,800 in Santa Clarita depending on how much of the surrounding roofing material has to come up. If we find rot in the roof decking or the opening needs to be rebuilt, the number climbs, and we’ll show you exactly why before we do anything. A full roof replacement runs $8,000 to $20,000, and we write that range into every estimate we hand over. Every quote includes parts, labor, removal of the old flashing or decking, and a clean-up photo before the crew leaves. Drop cloths go down inside, shoe covers go on at the door, and we protect the area below the roof opening while we work. Our 365-Day Done Right Promise covers the whole job: if it’s not done right, we make it right.
DIY or Call Us?
You can check the easy things yourself: look for cracked or peeling sealant, discolored ceiling drywall, and any visible gaps where the window meets the roofline. But this is a roof penetration on a window that may sit under direct Santa Clarita sun for 15 years or more. Getting up on a steep roof with a caulk gun is not the fix, and if the flashing or curb is failing, a surface seal won’t hold through one rainy season. And any work that involves pulling roofing material is best left to someone who knows how to re-flash the opening correctly so the water sheds away from the glass, not toward it. If you’re on the fence, call (661) 542-4056 and we’ll walk through what you’re seeing before anyone climbs a ladder.
FAQs

Most ES Windows roof flashing and curb seals hold for 10 to 15 years here, but the high-heat summer months and occasional frost cycles can crack sealant faster than the manufacturer’s baseline, so we recommend an inspection every five years once the home passes the ten-year mark. Call (661) 542-4056 to schedule an inspection – estimates are free.
Yes, in many cases resealing a curb or replacing the flashing around the window solves it without touching the glass or frame itself, and that’s why our repair range starts at $400 in Santa Clarita. We’ll show you the cost difference between sealing and full replacement before you commit.
Most flashing and curb repairs take half a day to a full day depending on weather and the condition of the surrounding roofing material, and we’ll give you that window in writing before we start. We work around your schedule for the quiet work, and the roof area is protected overnight if needed.
We keep the common ES Windows curb flashings, sealants, and roof boots on hand for the models we see most across Santa Clarita, and for anything we don’t have on the truck, we order it immediately and keep you posted on timing. We also work with KraftMaid, Cambria, and Silestone on other jobs, so sourcing named-brand parts is a normal part of how we operate.
If your ES Windows roof opening is leaking or you’ve spotted failing flashing around the frame, we’ll come out, diagnose it, and hand you a written price that covers the whole repair. Drop cloths go down, shoe covers go on, and you’ll get a photo of the clean-up before we leave. The price on the paper is the price on the invoice – we put that in writing before the first board goes down. Call (661) 542-4056 to schedule your free estimate.
Written by Graham Stein, Owner, Elmstead Remodeling Santa Clarita at Elmstead Remodeling Santa Clarita, serving Santa Clarita and nearby areas.


