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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 Rossmoor, CA | Hollywood Roofing Co
We provide independent CertainTeed roofing service across Rossmoor, and the one thing that makes our work here different is this: the 1950s and 60s tract homes that define this community are hitting end-of-life together, and their narrow eave overhangs and minimal attic ventilation create failure patterns that have nothing to do with shingle quality and everything to do with how the original assemblies were built. We know CertainTeed’s Landmark, XT, and Presidential lines inside and out, and we know Rossmoor’s low-pitch roofs just as well. If your roof is showing age, call (833) 589-7971 for an honest assessment. Roland Vega leads our crew, and we don’t sell work a roof doesn’t need.
Why Rossmoor Residents Choose Us for CertainTeed Service
We’ve spent decades tearing off and rebuilding CertainTeed roofs across the Rossmoor flats. That matters because these homes weren’t built for today’s roofing standards. The original assemblies were wood shake or built-up tar on low-pitch planes with skip sheathing, and when they fail, the failure rarely stays isolated to the shingle layer. You need a crew that understands what’s happening under the surface before they quote you a number.
Roland Vega grew up in Los Feliz, close enough to the Hollywood Hills to learn what a punishing Santa Ana wind can do to a roof that wasn’t installed right. He trained at Los Angeles Trade-Technical College and has spent nearly three decades working roofs across Southern California. His approach carries through everything we do: diagnose first, explain clearly, and only recommend what the home actually needs.
We’re an independent CertainTeed service provider, not authorized, sponsored, or endorsed by CertainTeed. That independence means our recommendations are matched to your Rossmoor home’s construction and your budget, not to a supplier quota. We carry all seven major brands: GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral. Seven leading brands. One honest recommendation.
We also offer CertainTeed sales & service across the full product line, from Landmark architectural shingles to Flintlastic modified bitumen for low-slope tie-ins. Whether you need a patch or a full replacement, we handle it start to finish.
Styles & brands we work with






Common CertainTeed Roofing Problems We Solve in Rossmoor
Here’s what we actually find when we climb onto roofs here in 90720. These aren’t generic roof problems. They’re the ones this specific community produces year after year.
- Wind-creased, lifted tabs along rakes and ridges. Rossmoor sits in the Orange County coastal plain, and when Santa Ana gusts rip through from the northeast, they hit shallow-pitch planes at exactly the wrong angle. We see CertainTeed shingles welded or nail-popped at the rake edges first, long before the roof field shows granule loss.
- First-course rot from narrow eave overhangs. The original tract homes here were framed with eave overhangs that barely extend past the wall. Driven rain and splash-back soak the bottom course and starter strip. We routinely find the first course sealed down to failing felt while the shingles above still look intact. It’s an eave problem, not a shingle problem.
- Baked-out underlayment and delaminated sheathing. Rossmoor’s shake and built-up roofs from the 1950s and 60s are failing block by block. When we open these decks, we often find skip sheathing and felt so dried out it crumbles in our hands. No shingle on the market fixes that. The deck has to come out.
- Curling at eaves and ridges from minimal attic ventilation. These traps homes were built before ridge and soffit venting were standard practice. Attic heat cooks the shingle from underneath, accelerating asphalt aging at the eave and ridge lines first. You’ll see the surface wear pattern and think the shingles are defective. They’re not. The attic can’t breathe.
- Leak points at valleys and vent boots. Low-pitch roofs concentrate water flow into valleys and around penetrations, and the original flashing details on Rossmoor homes were never robust. We replace more vent boots and valley metal here than anywhere else we work.
CertainTeed Service in Rossmoor: What Local Conditions Mean for Your Roof
Rossmoor’s tract homes were built with narrow eave overhangs and minimal attic ventilation. That single construction fact shapes nearly every CertainTeed replacement we do here. The low overhang that shades the wall also traps moisture against the eave line, and without adequate venting, that moisture has nowhere to go except into the sheathing and framing. On a CertainTeed replacement in Rossmoor, we almost always have to add ridge and soffit venting and re-flash at the wall line. If we don’t, the new roof starts its life with the same conditions that killed the last one.
We saw this play out on a low-pitch ranch house off Kempton Drive in 90720. We tore off a dried-out shake roof and found the original skip sheathing and baked felt had let condensation rot the eave line under the narrow overhang. We re-decked it solid, ran CertainTeed Landmark architectural shingles over a full underlayment system, added ridge and soffit venting, and re-flashed the wall line so the new roof could actually breathe. That’s the difference between a roof that lasts twenty years and one that starts failing at five.
CertainTeed Models & Products We Service in Rossmoor
We work on every CertainTeed line you’re likely to find on Rossmoor roofs, and a few you won’t see often.
- CertainTeed Landmark architectural shingles, including Landmark PRO, the most common upgrade on re-roofed tract homes here.
- CertainTeed XT 25 and XT 30 three-tab shingles still in place on older re-roofs from the 1980s and 90s.
- CertainTeed Presidential Shake and Presidential TL luxury shake-look shingles on higher-end remodels.
- CertainTeed Flintlastic modified bitumen for low-slope sections and patio tie-ins.
On parts, our approach is simple. We specify CertainTeed-branded shingles and accessory components where they belong, and pair them with quality underlayments and flashing metal suited to a low-pitch, wind-exposed coastal-plain roof. We won’t use aftermarket parts where an OEM match protects the roof’s performance. And we won’t overlay a failing deck to save a line item.
See the difference
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AfterCertainTeed Service Pricing in Rossmoor
The honest answer is that Rossmoor re-roofs frequently include deck work, and that’s the line item that moves the number most. More than half the roofs we open here need sheathing repair or replacement because of the venting and overhang issues we described above. Your free estimate will show you exactly what’s under the roof and what it costs to fix it. Call (833) 589-7971 and we’ll give you a written line-item quote with no change orders later.
Serving Rossmoor, CA — Our Local Coverage Area
We’re based in the Rossmoor 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 Rossmoor
Why do so many Rossmoor roofs need re-decking instead of just new CertainTeed shingles?
Because the original 1950s and 60s shake and built-up roofs were assembled over skip sheathing and felt that bakes out over fifty years. When we open the deck, that sheathing is often delaminated or rotted at the eave line, and new shingles nailed into it won’t hold. Re-decking isn’t an upsell here. It’s the difference between a roof that survives its first Santa Ana season and one that doesn’t. Call (833) 589-7971 and we’ll show you your deck before you sign anything.
Does a Rossmoor re-roof need added ventilation to keep a CertainTeed roof lasting?
Almost always yes. The original tract homes were built with minimal attic ventilation, and heat and condensation trapped under the deck will age shingles from underneath. We add ridge and soffit venting on nearly every Rossmoor replacement we do. It’s not a line-item convenience. It’s how the roof reaches its rated life.
How does the low-slope pitch on Rossmoor homes affect which CertainTeed product we use?
CertainTeed’s shingle lines have minimum slope ratings, and some older Rossmoor planes fall below the threshold for standard architectural shingles. On those sections we run CertainTeed Flintlastic modified bitumen or specify a full underlayment system under the shingle field. We won’t put shingles on a plane that can’t shed water fast enough, because that’s a roof that will leak at the first heavy coastal winter rain.
Why do CertainTeed shingles fail first at the eaves and ridges in Rossmoor after Santa Ana winds?
Two reasons: wind uplift hits hardest at the roof’s edges, where rakes and ridges create pressure differentials, and minimal attic ventilation traps heat under the deck at those same edges. The combination loosens nails and cooks the asphalt. Proper nailing patterns and added venting fix both, which is why we pay so much attention to the perimeter on Rossmoor roofs. Call (833) 589-7971 for an exact diagnosis.
Can you repair a CertainTeed shingle roof in Rossmoor instead of replacing the whole thing?
Sometimes. If the damage is confined to a valve, vent boot, or wind-lifted section and the deck below is sound, a targeted repair will hold. We won’t sell a full replacement when a valley or vent boot repair will honestly do the job. But if the deck is failing or the shingles are curling at the eave and ridge from trapped heat, a patch just buys you a few months. We’ll tell you which one you have.
Service Areas Near Rossmoor
We work across the surrounding communities as well. We provide CertainTeed service in Glendora for homeowners in the San Gabriel Valley foothills, and we handle CertainTeed service in Walnut for that community’s hillside and valley homes. We also serve Universal City, Silver Lake, Echo Park, Beverly Hills, Glendale, and Studio City. Our full Rossmoor service area covers everything in the 90720 ZIP code and surrounding blocks.
Book Your CertainTeed Service in Rossmoor Today
If your Rossmoor roof is showing its age, or if you just want to know where it stands, call (833) 589-7971 to schedule an inspection. We’ll walk the roof with you, show you what we see, and give you a written estimate that holds. A roof doesn’t ask for much, just that you pay attention before it has to ask loudly.
Written by Roland Vega, Owner at Hollywood Roofing Co, serving Rossmoor since our first re-roof on a Kempton Drive ranch.