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Owens Corning Roof Replacement in San Antonio: What to Know First
Full Owens Corning roof replacement in San Antonio typically runs $9,500 to $22,000 depending on square footage, pitch, and which Owens Corning line you choose. We’re an independent Owens Corning service provider, which means we recommend the right shingle for your house without a factory sales quota behind the recommendation. Most full replacements take one to three days once materials land on your driveway, and you’ll get a written price in dollars before we order a single bundle.
This page is for San Antonio homeowners who already have an Owens Corning roof, or are deciding whether to go Owens Corning on the next one, and want straight talk on cost, failure patterns, and process. If you’re mid-decision or staring at a leak, call (903) 354-7802 for a free estimate.
How Owens Corning Products Fail – and How We Fix Them
Every brand fails in its own way in South Texas. Here’s what we actually see on Owens Corning roofs across San Antonio, from Alamo Heights to Helotes, and how we handle each when replacement time comes.
- Duration and Oakridge granule loss after year 12. The ceramic-coated granules on Owens Corning’s Duration and Oakridge lines are good, but San Antonio’s UV load plus hail cycles wear the asphalt layer faster than the granule bond. We see roofs where the shingle looks intact from the street but the granule layer is thin enough that the fiberglass mat is showing. Fix: full tear-off and replacement, because a partial patch on a granule-depleted field just shifts the failure around.
- Hail bruising on Duration Flex and TruDefinition. Duration Flex and TruDefinition are engineered to flex, but a 1.5-inch hail stone still bruises the mat underneath. Homeowners feel the surface and think it’s fine because the granule didn’t pop. We probe with a chalk test and find soft spots. Fix: document the bruise pattern for insurance and replace the affected slopes with a full course of the same Owens Corning product so the warranty language doesn’t get tangled.
- VentSure ridge vent cracking at the nail line. Owens Corning roof replacement isn’t just shingles. The VentSure ridge vent system is a common weak point on San Antonio installs because the plastic nail flange gets brittle after eight or nine summers. Water wicks in at the ridge even though the shingles are fine. Fix: remove the old VentSure sections and install new ridge vent before laying the cap shingles, not over it.
- Decking rot under Oakridge and Supreme at valley lines. San Antonio’s fall rains put a lot of water through valleys, and older Owens Corning installs with woven valleys or no ice-and-water underlayment rot the decking at the valley edges. Shingles look okay, decking underneath is soft. Fix: we pull the valley, replace the rotten decking, lay ice-and-water as a valley liner, and re-shingle with a closed cut. This is a real Owens Corning-specific repair we do more often than people expect.
- Southern exposure thermal cupping on any Owens Corning architectural line. Architectural shingles on a south-facing San Antonio roof can cup after years of afternoon heat. The corners curl upward at the sealant line. It’s cosmetic until it’s not, because cupped shingles catch wind differently and the next big thunderstorm starts peeling. Fix: full replacement with a higher wind-rated Owens Corning line that matches the home’s exposure and the city’s wind zone.
Styles & brands we work with






Our Owens Corning Roof Replacement Process
Here’s what a full Owens Corning roof replacement with Birchbark Roofing San Antonio looks like, step by step, no surprises between steps.
- 1
Call and site visit. You call (903) 354-7802, a live person answers, and we schedule a roof inspection around the family’s schedule. Erik Lindgren or one of our senior techs walks the roof and measures everything.
- 2
Written estimate. You get a written price in dollars before any work starts, including the Owens Corning line we recommend, underlayment, decking allowance, and clean-up. No verbal ballpark that drifts.
- 3
Material order and scheduling. We confirm the Owens Corning product with you by name and color, order it, and give you a start date. If the dog stays home, we coordinate door schedule so the crew isn’t crossing paths with the leash.
- 4
Tear-off and decking inspection. Crew arrives with shoe covers and drop cloths for any interior access. Every shingle comes off, exposed decking gets checked, and we show you any rot before we cover it. No sink-and-cover.
- 5
Installation and ridge vent. New Owens Corning shingles go on with the recommended nail pattern. Ridge vent, flashing, and drip edge are new where needed, not reused from the old roof.
- 6
Clean-up and photo. We photograph the completed clean-up before the crew leaves: magnetic nail sweep, flower bed check, gutter flush. You’ll see the yard ready before we drive away. The 365-Day Done Right Promise is on every job, in writing.
See the difference
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AfterWhat Owens Corning Roof Replacement Costs in San Antonio
Most full Owens Corning replacements in San Antonio land between $9,500 and $22,000. Here’s the breakdown by line and scope.
- Owens Corning Supreme (3-tab), standard 1,800 sq ft home: $9,500 to $12,500
- Oakridge architectural, same footprint: $11,000 to $14,500
- Duration architectural, standard slopes with new ridge vent: $12,500 to $16,000
- Duration Flex or TruDefinition, full tear-off with decking repair: $14,000 to $18,500
- Steep pitch or multi-story homes anywhere in San Antonio: add $1,500 to $4,500
The big cost movers are decking replacement, pitch, and whether we’re adding ice-and-water underlayment at valleys. Your exact number shows up in writing before we order materials. Call (903) 354-7802 and we’ll line-item the whole thing for free.
Why San Antonio Homeowners Call Birchbark Roofing San Antonio for Owens Corning Work
We work with Owens Corning products every week, but we’re an independent Owens Corning service provider, not a factory shop. That means we give you an honest read on which line fits your house and your budget, and we’re not afraid to say when an Oakridge makes more sense than a Duration. Our crews are background-checked and uniformed, so you know who’s walking onto your property before the first ladder goes up. Shoe covers at the door, drop cloths through the hallway, all debris cleared and photographed before we leave. Every job is covered by the 365-Day Done Right Promise and the Cedarwell Care Promise, which names exactly what we’ll do: clean up like it’s our own home, ask before we move or touch anything, respect the family’s time and quiet hours, and explain the price before the work. And if the Owens Corning line isn’t the right tool, we also install GAF and CertainTeed, so you get the brand that fits rather than the brand we happen to stock.
FAQs
No. A proper full replacement with current Owens Corning products starts a new warranty clock on the new materials. The old warranty ends when the old shingles come off, and the new coverage applies to the new install when we follow the manufacturer’s nail pattern and underlayment specs. We’ll walk you through exactly what’s covered before you sign anything. Call (903) 354-7802 and we’ll answer every warranty question in plain English.
We can come close, but San Antonio sun fades colors in ways the factory sample board doesn’t predict. A three-year-old Owens Corning roof will often have a visible color shift between old and new bundles even in the same product line. For partial work, we’ll bring actual sample boards to the house and show you the match in natural light before you approve a single bundle. If the match isn’t good enough, we’ll tell you that the honest roof is a full replacement, not a patch job.
Most single-story homes take one to two days once materials arrive. Two-story or steep-pitch homes take two to three. Weather holds things up more than the crew does, especially in spring thunderstorm season. We’ll give you a written start date and a written price before we order, and you’ll get a clean-up photo before we leave.
Sometimes yes, sometimes no. If the issue is one punctured shingle from a branch, a repair makes sense and we’ll do it. If the granule layer is depleted or the decking is soft at valleys, patching just moves the problem downhill. Most San Antonio repair calls run $350 to $1,200, and most full replacements run $9,500 to $22,000. We’ll show you the repair price and the replacement price side by side, and you decide. Estimates are free either way.
Owens Corning Duration and Duration Flex are rated for wind zones above San Antonio’s typical requirement, which is fine. The more important part for our area is proper nailing, and that’s on the installer, not the shingle. We follow the manufacturer nail pattern exactly, and we don’t rush the underlayment because the afternoon thunderstorm on a half-installed roof is the real risk in South Texas.
Call (903) 354-7802 to schedule a free Owens Corning roof replacement estimate in San Antonio. A live person answers.
Written by Erik Lindgren, Owner, Birchbark Roofing San Antonio at Birchbark Roofing San Antonio, serving San Antonio and nearby areas.