Owens Corning
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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 Pomona, CA | Suncrest Roof Repair
We’re Suncrest Roof Repair, and we provide independent Owens Corning service in Walnut and across Pomona. The one thing that makes our Owens Corning work here different is simple: we diagnose what the shingles actually do under Pomona’s 100-degree summers and Santa Ana winds, not what a brochure says they should do. That matters when your west-facing ridge has been peeling tabs since October. We work on Oakridge, Duration, and TruDefinition Duration systems across 91769, 91797, 91766, and 91767. Call (866) 538-0713 for a free estimate.
Why Pomona Residents Choose Us for Owens Corning Service
Roland Cifuentes has spent going on two decades fixing and replacing roofs across the Inland Empire, and he still remembers summers helping his uncle patch flat roofs along Foothill Boulevard in Alta Loma. That hands-on start never left us. When we walk a Pomona roof with Owens Corning shingles, we’re looking at the decking, the flashing, the ventilation, and the nailing pattern before we talk brand names.
We carry one of the broadest Owens Corning sales & service parts approaches in the valley: genuine Owens Corning shingles and system components like WeatherLock underlayment when we’re replacing or matching, and quality aftermarket flashing, boots, and underlayment where it outperforms for the money. That’s the independent contractor difference. The manufacturer’s warranty desk doesn’t tell us what to see on your roof. Seven leading brands, one honest recommendation. Inspect first, repair or replace only what’s needed, and from the first inspection to the final shingle, we explain what we find before we touch a thing.
Styles & brands we work with






Common Owens Corning Roofing Problems We Solve in Pomona
These are the five we see most often across Pomona, from the tract homes of Phillips Ranch to the older single-story stock near the 91766 edges:
- Granule loss and tab curling on west-facing planes. Pomona’s inland summers push 95 to 100°F for weeks at a stretch. Owens Corning fiberglass mat shingles bake harder here than they would in Ontario or Chino a few miles south, and the west-facing slopes lose granules first. The shingles curl, then they crack, then the deck starts getting wet.
- Wind-lifted and torn shingle tabs after Santa Ana events. We see this on Owens Corning Duration installs where the ridge runs east-to-west and the wind hits the gable end directly. The tabs lift, one or two tear off, and suddenly the felt is exposed on the hottest, driest part of the roof.
- Adhesive-strip failure and nail back-out at valleys and eaves. On 1980s Owens Corning installs in Pomona, the original nailing pattern was often too thin by today’s standards. When the adhesive strip lets go and a nail backs out, the valley is the first place that leaks, even though the shingle field looks fine.
- Premature weathering on Oakridge 3-tab over marginal attic ventilation. Plenty of 1950s-to-70s tract homes in Pomona have soffit vents that were never enough for an asphalt shingle roof. The Oakridge cooks from underneath, and it fails years before its rated life. Roofers who don’t check the ventilation miss this entirely.
- Cracked and brittle ridge tiles on Santa Ana-exposed ridges. The Santa Ana winds don’t just lift shingle tabs; they peel ridge tiles on west-facing planes along the valley. On Owens Corning systems, the ridge cap tears loose and the first winter rain finds the gap. We see it every January.
Owens Corning Service in Pomona: What Local Conditions Mean for Your Roof
Pomona still wears two different roofing eras a few miles apart. Near downtown and Lincoln Park, you get century-old California bungalows and Spanish Colonial Revival homes with clay tile, gable porches, and wood-slat or skip sheathing. Drive out toward Phillips Ranch and the 91766/91768 edges, and you’re looking at 1970s and 1980s tile and shingle subdivisions where the Owens Corning work is asphalt shingle replacement on single-story stucco tract homes. That means an Owens Corning in Covina or Pomona job might look like shingle work on a tract roof in the morning, and underlayment-and-tile work on a historic bungalow in the afternoon. Same crew, same week, same city. The historic tile roofs shed cracked tiles and failed underlayment long before the tile itself looks bad, so we end up replacing full underlayment systems while keeping the original tile. The tract roofs want exactly the opposite: the tile or shingle field is what fails, and the underlayment below it needs to be checked before a new Owens Corning system goes down. If a roofer tries to treat all of Pomona like one roof type, someone’s decking is going to pay for it.
Owens Corning Models & Products We Service in Pomona
We work on the Owens Corning lines that are actually on Pomona roofs, not just the newest catalog pages. That means Oakridge 3-tab, the workhorse on older 1950s-to-70s tract homes where the warranty has long since expired and the shingle is still doing its job. Duration Architectural Shingles, the go-to replacement on Phillips Ranch and newer Pomona tract jobs, because the architectural profile handles the heat and wind better than 3-tab. TruDefinition Duration fiberglass architectural on upgraded shingle work. And Owens Corning Duration with SureNail Technology plus WeatherLock underlayment systems on full replacements. When we replace or match, we use genuine Owens Corning shingles and system components, including WeatherLock and matching ridge cap. When a flashing or valley boot fails outside the shingle field, we use quality aftermarket parts where they outperform for the money. That’s the honest repair-versus-replace line: patch and repair when the field is sound and the failure is flashing or a valley; full replacement when granule loss and curling have passed the point of saving.
See the difference
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AfterOwens Corning Service Pricing in Pomona
Roof repair costs in Pomona depend on what we find under the shingle, and we won’t know that until we put boots on your roof. A valley repair or ridge cap replacement on an Owens Corning roof in Pomona is usually a small job, typically a few hundred dollars. A full shingle field replacement on a Phillips Ranch tract home runs higher because we’re stripping the old Oakridge or Duration, inspecting and often replacing decking, laying new WeatherLock underlayment, installing new shingles and ridge cap, and rebuilding flashing. Historic bungalow work near Lincoln Park costs more when the original clay tile stays, because the underlayment replacement is the labor-heavy part. Every estimate is a documented, line-by-line starting point, so you know exactly what you’re dealing with before you commit to any scope of work. Call (866) 538-0713 for a free estimate on your Pomona Roof Repair, and we’ll tell you what we find before we touch a thing.
Serving Pomona, CA — Our Local Coverage Area
We’re based in the Pomona 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 Pomona
It depends on how far the granule loss has gone and whether the underlying decking is still dry. If the granule loss is isolated and the shingle tabs haven’t curled, we can often patch the affected area and buy you several more years. If the granule loss runs across the whole west-facing plane and the tabs are curling, that shingle field has passed the point of saving, and replacement is the honest call. We’ll show you photos from your own roof so you can see what we see. Call (866) 538-0713 to schedule a free inspection and get an exact answer for your roof.
Yes, and they do it every year. The Santa Ana winds hit Pomona’s west-facing ridges hard, lifting Owens Corning shingle tabs and peeling ridge cap before the first winter rain arrives. We see wind-torn Duration tabs on tract roofs in Phillips Ranch every January. The repair is usually contained to the ridge and a few courses, but the key is catching it before water gets under the felt. Your roof, your budget, your choice of material. Call (866) 538-0713 for a free wind-damage inspection.
Yes, if the shingle is still in production and the color hasn’t been discontinued. Owens Corning Oakridge is a widespread enough line that we can usually match it from our local supplier inventory. If your Oakridge was installed decades ago and the color has been discontinued, we’ll help you pick the closest current Owens Corning color and explain your options for blending. We carry genuine Owens Corning shingles for matching, and we’ll show you samples before we nail anything down.
Because the valley is the failure point, not the shingle field. On Pomona tract homes, especially those with 1980s-era Owens Corning installs, the original nailing pattern was often thin at valleys and eaves, and the adhesive strip lets go long before the shingle tabs fail. Water runs down the valley, finds the gap, and works its way under the flashing. We fix this by rebuilding the valley flashing, not by replacing the whole roof. Call (866) 538-0713 for a free valley repair estimate, and we’ll tell you exactly what’s leaking.
Yes, and this is exactly where Pomona’s two-era housing split shows up. On a historic bungalow near Lincoln Park with original clay tile, a full replacement usually means removing the tile carefully, replacing the failed underlayment, and resetting the original tile. The shingle work doesn’t exist; the underlayment is the job. On a Phillips Ranch tract home, a full Owens Corning service in Claremont or Pomona replacement means stripping the old asphalt shingles, checking the decking, laying WeatherLock underlayment, and installing new Duration architectural shingles. Same crew, completely different job. Call (866) 538-0713 and we’ll tell you which path your roof needs.
Service Areas Near Pomona
We serve the whole Pomona Valley and the surrounding foothill communities, from Pomona service area ZIP codes 91769, 91797, 91766, and 91767, out to Owens Corning service in La Verne and Owens Corning service in Eastvale. We also cover Phelan, Oak Hills, Placentia, Piñon Hills, La Habra Heights, and Hacienda Heights for Owens Corning roofing work.
Book Your Owens Corning Service in Pomona Today
If you’ve noticed granule loss, curled tabs, a leaking valley, or wind damage from the last Santa Ana event, call (866) 538-0713. We’ll schedule a free inspection, show you what’s actually happening on your roof, and give you a written estimate. A roof shouldn’t be something you worry about. Let’s make sure yours isn’t.
Written by Roland Cifuentes, Owner at Suncrest Roof Repair, serving Pomona and the Inland Empire.