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 Florence-Graham, CA | Koreatown Roofing
We provide independent Owens Corning roofing service across Florence-Graham, from shingle replacement to leak repair and flashing work. The one thing that makes our Owens Corning work different here is simple: we know how Florence-Graham’s tight lots and coating-heavy roofs change the repair equation. If you’re seeing granule loss, cracks, or a leak that won’t quit, call us at (866) 974-2271 for a free estimate.
We’re Koreatown Roofing, and we’ve been working on Owens Corning roofs in this neighborhood for years. Our Owens Corning sales & service work covers everything from a few lifted tabs to full replacements, and we carry OEM shingles and accessories so repairs match what’s already on your roof. Florence-Graham’s older housing stock means we’re not guessing at what we’ll find when we get up there. We’ve seen it.
Why Florence-Graham Residents Choose Us for Owens Corning Service
Most Florence-Graham homeowners don’t want a sales pitch. They want someone who can look at an Owens Corning roof, tell them what’s actually wrong, and fix it without inventing problems. That’s how Manny Cordero runs our crew. He learned roofing through the building trades program at Los Angeles Trade-Technical College, where material specs and installation sequencing were drilled before anyone touched a customer’s house. That training shows up in the way we explain your options: straight, with numbers, no drama.
We’re roofing specialists, not generalists. Roofing is the only trade we work in, and Owens Corning is one of seven manufacturers we install and service, alongside GAF, CertainTeed, IKO, Atlas, Tamko, and Boral. That matters because our Owens Corning recommendations aren’t driven by what we have in stock or a supplier obligation. They’re driven by what your Florence-Graham roof actually needs. Your roof, your material choice.
We also understand neighborhood accountability. Our reputation lives and dies within the communities we serve, including Florence-Graham service area zip code 90001. If we do sloppy work on Graham Avenue, word travels. That’s a stronger warranty than any piece of paper.
Styles & brands we work with






Common Owens Corning Roofing Problems We Solve in Florence-Graham
Owens Corning makes solid shingles, but Florence-Graham’s climate and housing patterns create predictable failure modes. Here’s what we see most often:
- Granule loss and surface pitting on Oakridge shingles. South-facing slopes in Florence-Graham take brutal UV exposure through LA Basin summers. After 10 to 15 years, Oakridge shingles can shed enough granules that the asphalt beneath starts pitting. The roof still sheds water, but it’s aging fast.
- Thermal cracking on Duration shingles. Hot days and cool nights cause repeated expansion and contraction. Duration shingles hold up well, but older installations with tight nailing patterns can develop hairline cracks at the edges and field of the shingle.
- Wind uplift and tab tearing on Supreme shingles. Supreme is an entry-level three-tab, and it’s common on Florence-Graham rental apartments. Where drip edge was skipped or flashing has corroded, winter Santa Ana gusts lift tabs and tear them. Once tabs tear, water follows.
- Blistering and curling on Berkshire shingles. Berkshire is a premium architectural line, but it doesn’t forgive bad attic ventilation. Many 1920s to 1950s Florence-Graham bungalows have minimal ridge or soffit venting, so heat builds up, sealant strips fail early, and shingles blister and curl.
- Leaks around flashing on flat-roof transitions. Florence-Graham has a lot of flat and low-slope roofs, and where a pitched Owens Corning section meets a flat tar-and-gravel section, the transition flashing is often the weak point. We replace corroded step flashing and counter-flashing regularly.
Owens Corning Service in Florence-Graham: What Local Conditions Mean for Your Equipment
Here’s a detail you won’t find in a generic Owens Corning guide: because Florence-Graham roofs are often patched with silver coat or elastomeric coatings, Owens Corning shingle repairs here frequently require removing multiple layers of coating just to access the shingle and properly seal the repair. That’s a step rarely needed in neighboring cities. On a recent job near the corner of 92nd Street and Graham Avenue, our crew was called to a 1940s stucco bungalow with an Owens Corning Oakridge roof that had a persistent leak above the kitchen. We removed two layers of silver coat and a section of failed flashing before we could even see the damaged shingles. Once exposed, we replaced them with matching Oakridge in Onyx Black and installed new step flashing. The leak stopped without a full tear-off. That’s Florence-Graham reality: the roof you can see from the street is often hiding what’s underneath.
Tight lot spacing adds another layer. Many homes here sit inches from the neighboring property, and flat roofs mean crews work from the roof surface itself with minimal staging. We plan Owens Corning repairs around that constraint, and we bring the same care to our Owens Corning service in Walnut Park, protecting the neighbor’s property and working in tight quarters without damaging anything on either side of the property line.
Owens Corning Models & Products We Service in Florence-Graham
We service and install the full Owens Corning residential lineup that appears on Florence-Graham roofs: Oakridge, Duration, Supreme, and Berkshire. For replacements, we use Owens Corning OEM shingles and accessories to maintain warranty compliance. We don’t substitute generic shingles and call them Owens Corning. For underlayments and flashing, we use high-quality aftermarket products when they outperform the OEM option for a specific Florence-Graham condition, like high-temp synthetic underlayment on south-facing slopes. We stock common Owens Corning colors locally so turnaround for repairs is measured in days, not weeks.
See the difference
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AfterOwens Corning Service Pricing in Florence-Graham
Owens Corning shingle repair in Florence-Graham typically runs $450 to $900 for a targeted fix, while a full Owens Corning architectural shingle replacement on an average Florence-Graham bungalow runs $8,500 to $14,000 depending on roof size, pitch, tear-off layers, and whether coating removal is required. Minor flashing work starts around $350.
What drives cost here more than anything is what’s under the shingles: old tar layers, silver coat buildup, and tight access. Our free estimate includes a roof inspection, written line-item pricing, and an honest repair-versus-replace recommendation. If a targeted repair with matching Owens Corning shingles can extend your roof’s life, we’ll say so. Call (866) 974-2271 for an exact quote, no obligation.
Serving Florence-Graham, CA — Our Local Coverage Area
We’re based in the Florence-Graham area and know this community well, and we also provide Owens Corning in Huntington Park. Use the map below to see our full service coverage — if you’re nearby, we can almost certainly help.
FAQs – Owens Corning Roofing in Florence-Graham
Yes. When we repair an Owens Corning roof, we use Owens Corning OEM shingles and accessories so the repair matches the existing roof and keeps warranty coverage intact. We match color and profile, and we stock common Florence-Graham Owens Corning colors locally.
Not necessarily. Granule loss on Owens Corning shingles in Florence-Graham is often concentrated on south-facing slopes where UV exposure is most intense. If the shingles are still shedding water and the mat isn’t exposed, a targeted repair can buy years. If the granule loss is widespread across multiple slopes, or the shingles are 15-plus years old, replacement is usually more cost-effective. Call (866) 974-2271 and we’ll tell you which side of that line you’re on.
It forces us to plan every Owens Corning repair around access. Homes here sit close together, and many roofs are flat or low-slope, so crews work from the roof surface itself with minimal staging. We protect neighboring property during tear-off and replacement, and like our Willowbrook Owens Corning service, we’re used to working in spaces where a full staging setup simply won’t fit.
Yes, but it’s more involved. Florence-Graham roofs are often coated with silver coat or elastomeric, and accessing the underlying Owens Corning shingles requires removing those coating layers first. We do this regularly, and we factor the extra labor into our estimate up front so there are no surprises.
Step flashing and counter-flashing corrode over time, especially where a pitched Owens Corning section meets a flat tar-and-gravel roof. We see it constantly. When flashing fails, water gets in even if the shingles are still in good shape. Replacing flashing is usually a $350 to $900 repair, which is a fraction of a full replacement. Call (866) 974-2271 for an exact quote, estimates are free.
Service Areas Near Florence-Graham
We also provide Owens Corning service in surrounding areas, including Koreatown, Silver Lake, Echo Park, Hollywood, Los Angeles, and West Hollywood. That includes Owens Corning service in Inglewood and Owens Corning service in Westwood for homeowners a short drive away.
Book Your Owens Corning Service in Florence-Graham Today
Tell me what your roof actually needs, and that’s what you’ll get, no upsell, no guesswork. If your Owens Corning roof is leaking, losing granules, or showing cracked flashing, call Koreatown Roofing at (866) 974-2271. We’ll schedule a free estimate in Florence-Graham or Owens Corning in South Gate and give you a straight answer.
Written by Manny Cordero, Owner at Koreatown Roofing, serving Florence-Graham and the surrounding communities.