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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 Montclair, CA | Moreno Valley Roof Repair
We provide independent CertainTeed roofing service across Montclair, from shingle replacement and flashing repair to full tile underlayment replacement. The thing that separates our CertainTeed work here is simple: we diagnose by roof plane, not by whole roof. A Montclair home can have sun-baked shingles on the west slope and wind-lifted ridge caps on the north at the same time, and treating them as one problem wastes your money. Call (866) 217-3967 for a free estimate.
Why Montclair Residents Choose Us for CertainTeed Service
We have installed and repaired CertainTeed shingle and tile systems across the Pomona Valley for years, so our crews know how their mat, granule, and underlayment choices age under Montclair’s UV load, and we also offer Claremont CertainTeed service nearby. Ruben Ibarra, our owner, grew up in the Sunnymead Ranch area of Moreno Valley and has spent the better part of three decades watching Inland Empire roofs take a beating from heat and wind. He picked up the trade through Riverside City College’s construction technology program, then worked residential and light commercial jobs across the valley before starting Moreno Valley Roof Repair. These days he’s known for being straight with people: if a repair will hold, he’ll say so; if a roof is done, he’ll say that too.
We’re an independent CertainTeed service provider, not authorized, sponsored, or warranty-endorsed by CertainTeed, and we say so plainly. That independence means we recommend what your roof actually needs, whether that’s a targeted repair or a full replacement. We also work with six other major manufacturers, GAF, Owens Corning, IKO, Atlas, Tamko, and Boral, so our CertainTeed guidance is never a single-brand upsell. For broader context on how we handle this brand, see our CertainTeed sales & service page.
Styles & brands we work with






Common CertainTeed Roofing Problems We Solve in Montclair
- Baked and brittle Landmark shingles on south and west slopes. Montclair’s 1950s and 60s tract homes take intense inland UV exposure, and the south- and west-facing planes give out first. We see granule loss exposing the fiberglass mat, hairline cracking, and shingles that snap when lifted.
- Wind-lifted and creased shingle tabs after Santa Ana events. The same CertainTeed roof that is baked on one plane often has wind damage on the north and windward slopes. Santa Ana gusts peel tabs, crease shingles, and snap ridge caps. One roof, two failure modes.
- Curled and cupped organic-mat shingles from the 1960s and 70s. Original CertainTeed organic-mat shingles, the pre-fiberglass generation, lose their sealant strips and curl at the corners after decades of thermal cycling. We usually find dry-rotted fascia and sheathing at the eaves right underneath them.
- Failed CertainTeed tile underlayment on concrete and barrel tile roofs. Montclair’s 1970s and 80s stucco homes often wear concrete tile, and the underlayment fails well before the tile looks damaged. Winter rain wicks under the field and shows up as interior ceiling stains while the tiles still look fine from the curb.
- Leaking flashing around vents, chimneys, and valleys. Thermal cycling opens sealant joints and pulls flashing loose, especially on roofs that have already lost granule coverage. We replace flashing with CertainTeed-compatible materials and re-seat it properly rather than smearing sealant over a failing joint.
CertainTeed Service in Montclair: What Local Conditions Mean for Your Equipment
Montclair roofs routinely carry two opposite CertainTeed failure modes at once. The Pomona Valley heat bakes shingles on the south and west planes until they lose their granule and turn brittle, while the same Santa Ana pattern that whips through this part of the valley lifts ridge caps and creases shingle tabs on the north side. A single roof splits into two different repair scopes. We saw this on a 1962 ranch home near the Montclair border off Holt Boulevard. Our crew found CertainTeed XT-series shingles on the west slope baked down to bare mat while the north ridge caps were lifted and split from a prior Santa Ana blow. We replaced the brittle field with Landmark architectural shingles, rebuilt the ridge with matching CertainTeed caps, and sistered the dry-rotted fascia at the eave before the next winter rain could find it.
That is not a fluke in Montclair. The housing stock here, dominated by 1950s and 60s ranch tract homes plus some 1970s and 80s stucco homes with concrete tile, has aged in very predictable ways under this climate. The south and west planes of those original roofs are the first to go, and the ridge lines are the first to lift. When you know that, you do not quote a roof as if all four planes wore evenly. You price each slope for what it actually needs. That is what we do.
CertainTeed Models & Products We Service in Montclair
We service the CertainTeed product lines most common across Montclair homes, with CertainTeed service in La Verne available as well. That includes Landmark architectural shingles, XT 25 and XT 30 three-tab shingles, Presidential Shake and Presidential Solaris luxury shingles, Cedar Impressions, and CertainTeed tile underlayment systems. On the parts side, we match CertainTeed-branded shingles, ridge caps, and accessory components to the existing system where the field is still sound. If a color or profile line has been discontinued, we switch to a comparable quality shingle and tell you exactly why. We stock common CertainTeed Landmark colors and ridge cap profiles for fast turnaround on Montclair repairs, and we pull less common profiles from our supplier network within days rather than weeks.
See the difference
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AfterCertainTeed Service Pricing in Montclair
CertainTeed repair pricing in Montclair depends on the roof plane condition, the pitch, and whether the issue is isolated or systemic. A small flashing repair or a single shingle bundle replacement runs lower on the scale, while a full tile underlayment replacement on a 1970s concrete tile roof is a bigger job because the tile field has to come off, the underlayment gets replaced with a modern high-temp rated product, and the tile gets reset. What drives cost most is whether the roof has one failure mode or two, and in Montclair, it is often two. That is why we quote by plane. Our free estimates include a roof-level inspection, a written line-item quote, and an honest repair-versus-replace call from Ruben or a senior crew lead. No vague numbers, no surprise change orders. Call (866) 217-3967 to schedule yours.
Serving Montclair, CA — Our Local Coverage Area
We’re based in the Montclair area and know this community well, and we provide CertainTeed repair in Upland too. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – CertainTeed Roofing in Montclair
Montclair sits in the Pomona Valley, where intense inland heat bakes the south and west roof planes while Santa Ana winds hit the north and windward slopes. One CertainTeed roof can show granule loss, cracking, and brittleness on the sun side, and lifted tabs, creased shingles, and split ridge caps on the wind side at the same time. The fix is a plane-by-plane scope, not a whole-roof guess. Call (866) 217-3967 and we will assess each slope separately so you only pay for what each one needs.
It depends on whether they are organic-mat or fiberglass, and how much granule coverage is left. Original organic-mat shingles from the 1960s and 70s curl, cup, and lose their sealant strips, and by the time they look bad they have usually been failing for years. If the field is still flat and holding adhesion on most planes, targeted repair makes sense. If the south and west slopes have bare mat, a full replacement will cost less long-term than patching a roof that fails again next Santa Ana season. We will show you the difference on the roof, not in a brochure. Call (866) 217-3967 for a free estimate.
Landmark architectural shingles hold up better than old three-tab lines under sustained UV because the laminated construction puts more material between the sun and the mat. Presidential Shake and Solaris are a step up again, with heavier construction and better wind ratings. But no shingle ignores Montclair’s heat and thermal cycling forever. The installation matters as much as the product: proper ventilation, clean nailing, and correct underlayment will extend the life of whatever CertainTeed line you choose. We will recommend the right line for your roof planes and your budget rather than the most expensive one by default.
That is almost always a failed underlayment. On Montclair’s 1970s and 80s stucco homes with concrete or barrel tile, the tile itself can look untouched for years while the underlayment underneath weakens from heat and age. Winter rain gets under the tile field and wicks through the old underlayment, showing up as interior stains long before any tile looks damaged. The fix is to lift the tile, replace the underlayment with a modern system, and reset the tile. Call (866) 217-3967 and we will trace the stain back to the source before recommending scope.
Isolated wind damage usually gets repaired. If a Santa Ana blow lifted a few tabs, creased some shingles, or snapped a section of ridge cap, we match CertainTeed-branded components to the existing roof and fix the damaged area. What we will not do is patch a roof where the shingles on the sun side are already baked and brittle. Patching one slope while the other is ready to fail is a waste of your money, and we will tell you that straight. Call (866) 217-3967 for an honest assessment of what your roof actually needs.
Service Areas Near Montclair
Our CertainTeed service covers all of Montclair and the surrounding Pomona Valley communities. Homeowners in Moreno Valley, March Air Force Base, Loma Linda, Highgrove, Mead Valley, and Grand Terrace call us for the same plane-by-plane CertainTeed diagnostics and repair work. If you are just outside the 91763 service zone, reach out and we will tell you whether we can get a crew to you. For more on our coverage, see our Montclair service area page.
For CertainTeed owners further out, we also serve CertainTeed service in Trabuco Canyon and CertainTeed service in San Antonio Heights.
Book Your CertainTeed Service in Montclair Today
If your CertainTeed roof is showing heat damage on one plane and wind damage on another, stop guessing—our CertainTeed repair in Ontario covers the same conditions. Call (866) 217-3967 to schedule a free estimate. We will walk the roof with you, point out exactly what each slope needs, and give you a written quote before you spend a dollar.
Written by Ruben Ibarra, Owner at Moreno Valley Roof Repair. I’ll tell you what the roof needs, not what sounds like a bigger job.