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Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
CertainTeed Roofing in Florence-Graham, CA | Spartan Roof Repair
We provide independent CertainTeed roofing service across Florence-Graham, from leak repair on a 1940s bungalow to full Landmark tear-offs on tight 90001 lots. The one thing that makes our CertainTeed work different here: we know the old skip-sheathing decks and narrow side-yard logistics that decide whether a roof gets patched or replaced. If you need a straight answer about your CertainTeed roof, call (855) 382-3237 for a free estimate.

Why Florence-Graham Residents Choose Us for CertainTeed Service
We’ve repaired and replaced hundreds of CertainTeed roofs across the 90001 bungalow stock, so we know how Landmark and Presidential shingles actually age under conditions similar to those in nearby South Gate and Florence-Graham’s UV load and layered-over-skip-sheathing conditions. We’re an independent CertainTeed service provider – not authorized, sponsored, or warranty-backed by CertainTeed – and we tell owners plainly when a CertainTeed field can be patched versus when the deck beneath it is done.
Brent Calloway, our owner, grew up in Eastside Costa Mesa and learned roofing fundamentals in the construction technology program at Orange Coast College, on real materials under instructors who didn’t tolerate shortcuts. He’s been working roofs across the surrounding area for over two decades. That background is why we approach every Florence-Graham CertainTeed roof the same way: inspect it, diagnose it, fix it or replace it. No hand-offs to another contractor, no second opinions required from someone who doesn’t know the roof’s history.
We work with seven of the industry’s most trusted roofing brands – GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral – so our recommendations are based on what your roof needs, not on what we happen to stock. For CertainTeed service specifically, that means honest repair-vs-replace calls and genuine CertainTeed materials when matching matters. We’re roofing specialists, not generalists. CertainTeed sales & service is one part of a focused trade we’ve built around inspection, repair, and replacement.
Styles & brands we work with






Common CertainTeed Roofing Problems We Solve in Florence-Graham
- UV-baked granule loss on Landmark slopes. Florence-Graham’s hot, dry, sun-baked summers hammer south- and west-facing roof planes for months without rain. CertainTeed Landmark shingles lose granules and the asphalt turns brittle, so when the first winter storm finally hits, shingles crack instead of flex. We see this most often on the south-facing eaves of 1920s-1950s stucco bungalows where there’s no tree cover and no relief from the heat.
- Nail-over layers hiding soft decking. Many Florence-Graham cottages still carry original skip sheathing with two, sometimes three, layers of old composition shingle nailed on top. That’s extra dead load, and it hides soft spots that only reveal themselves mid-tear-off. We plan for deck inspection on nearly every 90001 replacement because we’ve found rotted sheathing under shingles that looked fine from the ground.
- Dried-out pipe boots and aged valley flashings. Long rainless stretches mean flashings and boots go months without testing. A boot can dry out, crack, and sit there waiting. The first real rain finds it. This is especially common on minimal-pitch CertainTeed roofs near shared driveways in Florence-Graham, where runoff concentrates and any flashing weakness shows up fast.
- Wind-lifted and creased shingle tabs at gable rakes. Where low-slope CertainTeed installs meet tight side-yard exposure, heat cycling and the occasional winter wind event can lift and crease tabs at rakes and ridges. On Florence-Graham’s small gable cottages, those exposed edges take the brunt of it.
- Color-match failures from mismatched patch jobs. We regularly see Florence-Graham roofs where a previous patch used a close-but-not-quite CertainTeed color, leaving a visible square on the slope. We keep genuine CertainTeed color-matched shingles for the common Landmark tones – heather, weathered wood – so patches blend instead of announce themselves.
CertainTeed Service in Florence-Graham: What Local Conditions Mean for Your Roof
In Florence-Graham’s 90001 blocks, nearly every postwar bungalow roof has old composition shingles nailed directly over the original skip sheathing. That one fact drives almost every CertainTeed job we do here. A tear-off means planning for extra debris weight – you’re hauling off two or three layers, not one. It means running a debris chute through a side yard that’s often barely wider than a ladder. And it means a deck inspection before anything new goes down, because skip sheathing that’s been buried under nail-over layers since the Eisenhower administration doesn’t always survive contact with a pry bar.
We learned this the hard way often enough that we now factor it into every Florence-Graham estimate, just as we do for CertainTeed in Willowbrook and other local communities. On a 1940s stucco bungalow off a narrow shared driveway in the 90001 flats, we tore off two nail-over layers of weathered CertainTeed Landmark down to original skip sheathing and found soft spots at the south-facing eave where UV had cooked the shingles brittle. We replaced the compromised decking, re-flashed the aged valley and pipe boots, and laid a new Landmark field in a matching tone run through a debris chute sized for the side yard. The owner got a dry, code-clean CertainTeed roof without a dumpster ever blocking the neighbor’s driveway. That’s the job in Florence-Graham – as much logistics and neighbor coordination as it is roofing.
CertainTeed Models & Products We Service in Florence-Graham
We service the CertainTeed lines that dominate Florence-Graham’s housing stock. Landmark architectural shingles show up on most 90001 replacements and reroofs – they’re the workhorse for small gable and minimal-pitch bungalows. Presidential and Presidential Shake serve the premium end, where a homeowner wants heavier shadow lines and more dimensional depth. XT 25 and XT 30 three-tab shingles still cover plenty of original 1950s and 1960s roofs, and we patch them when matching the existing field makes more sense than a full replacement.
Our parts approach is simple. We use genuine CertainTeed shingles, ridge caps, starter, and underlayment when matching an existing field or doing a full replacement. For commodity parts – pipe boots, flashings, coatings – we use quality aftermarket where the OEM premium buys nothing. We stock common CertainTeed Landmark colors locally for fast Florence-Graham turnaround and CertainTeed repair in Walnut Park, because nobody wants to wait two weeks for a color-matched patch on a leaking roof.
See the difference
Before
After
Before
After
Before
AfterCertainTeed Service Pricing in Florence-Graham
| Service | Typical Range |
|---|---|
| CertainTeed shingle patch / leak repair | $350 – $850 |
| Pipe boot / flashing replacement | $250 – $600 |
| Decking repair (sectional, under new shingles) | $500 – $1,500 |
| Full CertainTeed Landmark tear-off & replacement (small bungalow) | $7,500 – $14,000 |
| Full CertainTeed Landmark tear-off & replacement (larger or two-story) | $12,000 – $22,000 |
What drives cost in Florence-Graham is the tear-off itself. Two or three nail-over layers means more labor, more debris weight, and a chute run through a narrow side yard instead of a dumpster dropped on a wide suburban lot. We give written line-item quotes before work starts, and fixed pricing with no change orders. The quote you approve is the price you pay. Call (855) 382-3237 to schedule your free estimate.
Serving Florence-Graham, CA — Our Local Coverage Area
We’re based in the Florence-Graham 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 – CertainTeed Roofing in Florence-Graham
Yes, in almost every case. Nail-over layers hide soft decking, and building code plus basic roof physics don’t favor adding a third layer over 1920s-1950s skip sheathing. We tear off to the deck, inspect it, replace what’s compromised, and then lay the new CertainTeed field. Call (855) 382-3237 for an exact assessment of your roof.
Florence-Graham’s long rainless summers bake south- and west-facing slopes until the asphalt in the shingle goes brittle. The shingles look fine because there’s no weather to test them for months at a time. The first real rain cools and flexes them, and the brittle ones crack. We see it every winter on 90001 bungalows. Call (855) 382-3237 and we’ll tell you whether it’s patchable or a sign the field is done.
Usually, yes. We run debris chutes sized for ladder-width side yards and coordinate dumpster placement with shared driveways so a neighbor’s access isn’t blocked. For extremely tight lots, we stage tear-off debris in sections and load out in smaller lifts. It’s slower, but it’s what the lot demands. Call (855) 382-3237 and we’ll walk your property before we quote.
Yes. We stock genuine CertainTeed shingles in the common Landmark tones – heather, weathered wood, and other designer colors used across Florence-Graham – and color-match against your existing field. A patch should look like the roof, not like a patch.
No. We’re an independent CertainTeed service provider. We install and service CertainTeed products, we use genuine CertainTeed materials when matching or replacing, but we are not authorized, sponsored, or warranty-backed by CertainTeed. We tell it to you straight because that’s how we’d want it told to us. Call (855) 382-3237 for a free estimate on your CertainTeed roof.
Service Areas Near Florence-Graham
Spartan Roof Repair provides CertainTeed service throughout Florence-Graham and nearby communities. We cover Florence-Graham service area and serve homeowners in Bellflower, Norwalk, Paramount, La Habra, La Habra Heights, and South Whittier. For specific coverage in adjacent cities, see CertainTeed service in South El Monte and CertainTeed service in Huntington Park.
Book Your CertainTeed Service in Florence-Graham Today
Your roof doesn’t need a speech. It needs a fix. If you suspect damage on your CertainTeed roof in Florence-Graham, call (855) 382-3237 to schedule your free estimate. We’ll inspect, diagnose, and give you a straight answer with a written quote.
Written by Brent Calloway, Owner at Spartan Roof Repair, serving Florence-Graham and surrounding communities.