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Therma-Tru Roofing: The Fresno Owner’s Guide
Therma-Tru doesn’t manufacture roofing. That’s the first thing to know, and it saves you from chasing a part that was never made. What Therma-Tru makes are doors, specifically fiberglass and steel entry systems, and if you’re seeing Therma-Tru branding anywhere near your roofline in Fresno, you’re likely looking at a door frame flashing kit, a door-adjacent awning, or a builder who used the name loosely. Bradford Remodeling Co Fresno installs and repairs genuine Therma-Tru door systems, including the roof-adjacent flashing, drip caps, and overhead protection components that fail in Fresno’s sun. Typical repair work on these assemblies runs $400 – $1,800 depending on what’s actually failed.
Most Fresno homeowners discover the problem after the first real rain of the season. Water stains appear on the interior wall above the door, the door sticks in its frame, or the drip cap over the entry has pulled away from the stucco. The door itself is usually fine. It’s the interface between the door and the roof line that’s giving up.
Which Therma-Tru Models This Applies To
Therma-Tru’s lineup includes the Classic-Craft, Fiber-Classic, Smooth-Star, and Pulse series. The roofing connection on every one of these is the same: the head flashing or drip cap that sits above the door frame. On homes in Fresno’s older neighborhoods like Tower District or Fresno High, we regularly see original drip caps that were never properly integrated with the house wrap. That’s a compatibility gotcha worth knowing: Therma-Tru’s factory drip cap is designed to tuck behind the weather barrier, not sit on top of it. If the original installer skipped that step, water gets behind the flashing and runs down the inside of the rough opening.
Identifying your Therma-Tru model is straightforward. Open the door and look at the hinge edge of the slab. There’s a laser-etched identification mark about eighteen inches up from the bottom. That mark tells you the series, the size, and the manufacture date. If you’re ordering a replacement drip cap or astragal, that mark is what we match against. Aftermarket drip caps work fine on most Therma-Tru doors in Fresno, but OEM parts matter when you’re dealing with the Pulse series or any model with an integrated sidelight. On those, the flashing profile is proprietary and an off-the-shelf cap won’t seat right.
Styles & brands we work with
Signs Your Therma-Tru Roofing Is Failing
- Water staining above the door header. The drip cap has pulled loose or was never sealed correctly, and rainwater is running behind the stucco instead of shedding away from the opening. In Fresno, this often starts after a hot summer bakes the caulk joint until it cracks.
- The door binds at the top corner. Swelling in the rough opening means moisture is present in the framing above the door. That’s not a door problem. It’s a flashing problem that the door is now paying for.
- Visible gaps between the drip cap and the exterior wall. Look up from the outside. If you can see daylight or feel a gap where the cap meets the stucco, water has a direct path into the wall cavity. The cap should be tight to the wall surface with a continuous sealant joint.
- Peeling paint or bubbling stucco above the door. These are the same symptom at different depths. Paint fails first, stucco takes longer, but both tell you the area above the door has been wet repeatedly.
- Rust or corrosion on the fasteners at the upper corners. The factory fasteners on Therma-Tru flashing are coated, but they’re not stainless. Over a decade or more of Fresno thermal cycling, the coating fails and the fastener head starts to rust. Once that happens, the fastener is losing its grip and the cap is loosening.
See the difference
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AfterReplacement Cost & What’s Included
Fresno replacement work on Therma-Tru door flashing and roof-adjacent components runs $400 – $1,800. The low end covers a straightforward drip cap replacement with new sealant and fastener work, about what you’d pay for a Roof Repair of the same scope. The high end covers cases where the water has already damaged the rough opening framing and we’re pulling exterior cladding to replace a section of header or jack stud. Most jobs fall between $600 and $1,200.
Every estimate from Bradford Remodeling Co Fresno includes the part, the labor, the sealant, the fasteners, and the written guarantee. We don’t price the part at $40, bill four hours of labor, and call it a deal. The estimate says what we build, and we build what the estimate says. Your 365-Day Done Right Promise covers the entire repair, materials and labor, for a full year. If water gets through that flashing assembly within twelve months, we come back and fix it on our dime.
DIY or Call Us?
You can absolutely check the obvious things yourself: look for visible gaps, run your hand along the drip cap to feel for looseness, and check the interior wall above the door for softness or staining. That’s smart inspection and it costs you nothing. What you shouldn’t do is pull the drip cap off and attempt a reseal from a ladder. The moment that flashing comes loose, any rain that hits before it’s properly reinstalled goes straight into your wall. And the work isn’t just about new caulk. The framing condition behind the flashing is what determines whether this is a simple cap replacement or a structural repair. We’ve opened plenty of Fresno walls where the previous homeowner’s well-meaning caulk job was doing a fine job of sealing water in, not out.
If the gap is obvious or the stains are already inside, call us at (559) 785-2712. Curtis Lane will put eyes on it and tell you what’s actually failed. The estimate is free.
FAQs
Expect ten to fifteen years from factory Therma-Tru flashing in the Fresno climate. UV exposure breaks down the sealant joint faster than anything else, and our summer temperatures accelerate that. The flashing itself can last much longer, but the sealant joint typically needs attention between years ten and fifteen.
Sometimes, yes. If the metal is intact and the fasteners are solid, a removal, cleaning, and reseal with fresh sealant is a legitimate repair that saves you the cost of new parts. If the cap is bent, corroded, or the fasteners are failing, replacement is the honest answer. Call (559) 785-2712 and we’ll tell you which situation you have.
Most straightforward replacements are done in a single visit. Figure two to three hours on site for a simple drip cap swap. If framing repair is involved, the work spans one to two days depending on how much of the rough opening has to be opened up and rebuilt.
We stock the common Therma-Tru drip caps, astragals, and flashing profiles on the truck, alongside parts for KraftMaid, Cambria, and Silestone work. Oddball Pulse-series or custom sidelight profiles are ordered directly from Therma-Tru and typically arrive within a few business days. We’ll give you the timeline in writing before we start.
Written by Curtis Lane, Owner, Bradford Remodeling Co Fresno at Bradford Remodeling Co Fresno, serving Fresno and nearby areas.
