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Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Owens Corning Roofing in Garland, TX | Brennan Roofing Co Dallas
We service and replace Owens Corning roofs across Garland, from 1970s ranch homes off Belt Line Road to newer construction in Firewheel. The short version: we know which Owens Corning shingle lines hold up on Garland’s specific roof profiles and which ones fail after our hailstorms. Call (903) 499-4441 for a free estimate, and you’ll get a written price before any work starts.
Why Garland Residents Choose Us for Owens Corning Service
Travis Oakley, who runs Brennan Roofing Co Dallas, learned roofing at Los Angeles Trade-Technical College before spending decades on roofs across the Southwest. He’s been working the Dallas market long enough to know that Garland’s housing stock asks different questions than a Roofing Company - Garland would face in Dallas or Mesquite. The 1960s and 70s ranch homes with original Owens Corning Supreme 3-tab shingles handle hail differently than the steep-pitched architectural roofs in Firewheel. We tear off and repair Owens Corning roofs across both, which means we’re not guessing at what your shingles should look like after a storm. And because we’re an independent Owens Corning service provider, not a manufacturer-authorized shop, we make repair-or-replace calls based on what we see on your roof, not on a warranty network’s playbook. Every job gets a written price before work begins, background-checked uniformed technicians, and our 365-Day Done Right Promise in writing.
Styles & brands we work with






Common Owens Corning Roofing Problems We Solve in Garland
- Spatter and granule loss on aging 3-tab Supreme shingles. After a Garland hailstorm from March to June, the older Supreme shingles on 1970s ranch homes often show bare fiberglass where hail knocked the granules clean off. We see this most often north of I-30 and around Duck Creek. If the damage is isolated, we patch with matching shingles. If the south-facing slopes are stripped bare, we’ll tell you straight: replacement beats patching.
- Wind-driven creasing at the common bond on Duration shingles. Duration shingles have a reinforced nailing area, but when the original installer drives nails high or off-angle, the common bond becomes a flex point. Garland’s spring wind gusts then work that seam until the shingle creases or cracks. On steep roofs in Firewheel, this damage shows up faster.
- Ridge cap delamination on steep-pitched Oakridge roofs. Firewheel homes with steeper roof planes lose ridge caps faster than the low-slope ranches elsewhere in Garland. The wind catches the cap edges and pries the sealant loose, and once one cap goes, the rest follow in the next storm. We replace the full ridge line rather than leaving mismatched cap shingles that’ll peel again.
- Nail pops and sealant strip failure over poorly ventilated attics. Garland’s hot summers bake attic spaces, and when ventilation is short, the decking gets hot enough to warp. Nails back out, sealant strips lose their grip, and Owens Corning shingles start to slip. This one’s common in the original 1960s-80s ranch homes where ridge and soffit venting was never upgraded.
- Water damage to decking after prolonged granule loss. When spattered or creased shingles go unrepaired, water wicks into the plywood decking beneath them. By the time we arrive, the repair is no longer a shingle swap – it’s decking replacement. That’s why we recommend inspections after any significant Garland hailstorm, even if you don’t see shingles in the yard.
Owens Corning Service in Garland: What Local Conditions Mean for Your Roof
Here’s a fact you won’t hear from a roofer in Dallas or Mesquite: Garland homes north of I-30 and around Duck Creek have a higher percentage of original 1970s Owens Corning Supreme 3-tab roofs than anywhere else in the eastern metroplex. That changes how we work. When a March hailstorm rolls through, the claims in those neighborhoods follow a block-by-block pattern. One side of Belt Line Road gets hit, the next block over doesn’t. The crews who’ve worked this ground know which blocks to expect spatter damage on and which homes likely escaped. For Owens Corning owners, this means an inspection after a storm isn’t a formality. It’s the difference between catching granule loss early and finding exposed fiberglass matting six months later when the decking has already started to rot. A roof either keeps water out or it doesn’t – everything else is just conversation.
We saw this pattern play out after a March storm on a ranch-style home off Belt Line Road near Duck Creek. Original Owens Corning Supreme 3-tab shingles, classic spatter damage, exposed fiberglass and missing granules across the south slope. We stripped those slopes, replaced the decking where water had already wicked into the plywood, and installed TruDefinition Duration architectural shingles in Weatherwood. The homeowner got a roof that matches the newer homes in the neighborhood, and we documented everything for their insurance claim.
Owens Corning Models & Products We Service in Garland
We work on the full Owens Corning residential line: Supreme 3-tab, Oakridge, Duration, and TruDefinition Duration architectural shingles. On repairs, we match genuine Owens Corning shingles and accessory components from local supply houses so the color and profile blend cleanly with what’s already on your roof. Where Garland code calls for higher wind uplift ratings, we upgrade to stronger nails and synthetic underlayment rather than reusing whatever the original installer put down. If a repair would leave mismatched shingles or a compromised wind rating, we’ll recommend targeted replacement instead of a patch that fails in the next storm. Travis Oakley’s bias is toward the fix that survives the next few hail seasons, not the one that looks cheapest on paper.
For a broader look at how we approach Owens Corning materials and repairs, see our Owens Corning sales & service page.
See the difference
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AfterOwens Corning Service Pricing in Garland
Shingle replacement on a typical Garland ranch home runs between $4.50 and $7.25 per square foot installed, depending on the Owens Corning line you choose and whether decking needs replacement. A simple flashing repair around a vent or chimney runs $250 to $650. Full decking replacement adds $1.50 to $3.00 per square foot when water has already compromised the plywood. Here’s what a free estimate from us includes: a written line-item price, a straight answer on repair versus replace for your specific Owens Corning shingle line, and no change order surprises at the door. Call (903) 499-4441 to schedule a free estimate.
What Drives Owens Corning Repair Costs in Garland
Three factors move the number. First, how much decking has already absorbed water. Second, whether your Owens Corning line is still made – Supreme 3-tab is harder to source in Garland than it was ten years ago, which pushes some homeowners toward a targeted replacement using TruDefinition Duration instead. Third, the roof profile: steep Firewheel roof planes cost more in labor and safety gear than the low-slope ranches north of I-30.
Serving Garland, TX - Our Local Coverage Area
We’re based in the Garland area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs – Owens Corning Roofing in Garland
If the hail damage is isolated to one or two slopes and the shingles still have granules, a Roof Repair - Garland is worth doing. If the south-facing slope shows widespread spatter with bare fiberglass and the decking has started to swell, replacement is the honest call. Supreme 3-tab shingles are also getting harder to source in Garland, so color-matching a patch gets tougher each year. When the damage is broad, we install TruDefinition Duration architectural shingles and document everything for your claim. Call (903) 499-4441 and we’ll tell you which path your roof is on.
Yes. Steep roofs in Firewheel put more wind pressure on ridge caps and edges, so we see more ridge cap delamination and wind-driven creasing there. The low-slope ranch homes north of I-30 and around Duck Creek tend to show hail spatter on the field shingles instead, while the caps stay put. Same Owens Corning brand, two different failure patterns, and the fix isn’t the same.
Not a material defect. It’s a nail placement issue from the original install. When nails land high on the shingle or off-angle, the common bond becomes a flex point. Garland’s wind gusts work that seam until it creases and cracks. Duration shingles are built with a reinforced nailing area specifically to reduce this, but only if the installer hits it. We repair the damaged shingles and, when needed, re-nail the surrounding course to the correct zone.
After a Garland windstorm, we usually recommend replacing the full ridge line rather than patching a few missing caps. The storm that peeled the first caps almost certainly loosened the sealant on the ones that are still up there. Patch them now and you’ll be back in the spring chasing more. A full ridge line replacement costs more up front but leaves a sealed, wind-rated line that matches in color and profile.
Nail pops and sealant strip failure. Garland’s hot summers bake attics that lack proper ridge and soffit ventilation, which warps the decking. Nails back out, the sealant strip loses its bond, and shingles begin to slip. The shingles aren’t the problem – the attic is. We flag the ventilation issue when we repair the shingles, because skipping it means the same failure returns next summer.
Service Areas Near Garland
We service Owens Corning roofs across the Garland area and the eastern side of the metroplex. You’ll find our crews in Dallas, Mesquite, Rowlett, and the surrounding neighborhoods. For Owens Corning work in nearby cities, see Owens Corning service in Mesquite and Owens Corning service in Dallas. Our Garland service area page covers the full scope of our local work.
Book Your Owens Corning Service in Garland Today
Get a written price before any work starts. Call (903) 499-4441 to schedule your free Owens Corning roof inspection and estimate in Garland.
Written by Travis Oakley, Owner at Brennan Roofing Co Dallas, serving Garland and the eastern metroplex.