Metal roofing
Architectural shingles
Tile roofing
GAF
Owens Corning
Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Fast, Reliable Roof Repair Across Rowland Heights
Roof repair in Rowland Heights usually falls into two buckets: wind damage from the Santa Anas that tear through the Puente Hills each fall, and age-related failures on the 1960s – 1980s tile and shingle roofs that dominate the hillside streets. A standard repair here runs $350 – $1,400 depending on whether we’re resetting a few cracked tiles or opening up decking to replace failed underlayment. We work across all of 91748, from the flats near Colima Road up to the canyon-edge streets where the wind hits hardest. Call (855) 597-2817 and we’ll send a tech who knows exactly what these roofs do after twenty years of UV and wind.
Seacrest Roofing has been answering calls from Rowland Heights homeowners long enough to know the difference between a simple tile reset and a repair that’s about to become a decking replacement. We don’t guess. We open it up, show you what’s underneath, and give you a written price before we touch anything else.
Why Seacrest Roofing Is Rowland Heights’s Preferred Roof Repair Company
Rowland Heights homeowners tend to ask harder questions than most. That’s fair. A lot of these houses were built in the 1970s, the original roof has been through forty-plus Santa Ana seasons, and nobody wants to pay for a patch that fails the next time the wind gusts over sixty. Our inspection-first approach means we diagnose the actual problem, then match the repair product to the roof, not the other way around. That’s the Roof Repair standard we bring to every job.
We carry material from GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral. That matters here because Rowland Heights has everything from concrete S-tile to designer asphalt shingle, and the repair has to match what’s already on the roof. A homeowner with a 1978 Boral clay tile roof doesn’t want a mismatched replacement tile or a patch that looks like a patch.
Led by Noel Chambers, our team handles inspection, repair, and full replacement in-house. When a Rowland Heights repair turns up something bigger, the same crew that found it can fix it. No handoff to a different contractor, no “you’ll need to call someone else for that.” We also know the county permitting flow here, which matters in unincorporated territory.
We service all of Rowland Heights, including the hillside streets above Colima where wind uplift is the real enemy, not rain.
Styles & brands we work with






Commercial Roof Repair in Rowland Heights
Commercial Roof Repair in Rowland Heights typically addresses the low-slope membrane and flashing failures we see on the retail and office buildings along Colima Road, Nogales Street, and Fullerton Road. These roofs sit under the same intense UV and Santa Ana wind loading as residential roofs, but the failure mode is different: membrane seams open up, parapet flashing lifts, and the ponding that happens after a winter rain finds every weak point at once. A commercial repair here generally runs $900 – $4,800 depending on the membrane type and the square footage involved, and because Rowland Heights is unincorporated LA County, the permitting and inspection path runs through LA County DPW, not a city building department. We’ve managed that process enough times to know how it affects scheduling.
Low-Slope Membrane Patching
On flat and low-slope commercial roofs in Rowland Heights, the usual call is for a membrane patch where a seam has split or a penetration has dried out. We clean the area, identify the membrane type, and apply a compatible repair rather than a generic patch that peels in a year. On buildings with multiple existing patches, we’ll tell you honestly if the roof has reached the point where repairs are no longer economical.
Parapet and Edge Flashing Repair
Wind-driven rain and Santa Ana gusts work on parapet flashing and edge metal hard in Rowland Heights. Once the flashing lifts, water gets behind it and into the wall assembly. We re-secure or replace the flashing, re-seal the terminations, and make sure the repair holds through the next fall wind event.
Roof Leak Repair in Rowland Heights
Roof Leak Repair in Rowland Heights usually starts with a ceiling stain and ends with us finding something the homeowner didn’t expect: dried-out underlayment, cracked skip-sheathing, or a valley that’s been leaking slowly for years. A leak repair here typically runs $400 – $1,600 depending on whether we’re sealing a single penetration or lifting tile to replace the underlayment beneath a valley. The key with Rowland Heights homes is that the original 1960s – 1980s construction often left skip-sheathing under tile, which was standard then but fails badly once the underlayment above it cracks from UV exposure.
Valley and Flashing Leak Repair
Valleys are the workhorse of a Rowland Heights roof, and they’re where leaks usually start. When the original valley metal corrodes or the underlayment beneath it cracks, water follows the valley line straight into the ceiling below. We open the valley, replace the underlayment with ice and water shield where it matters, reset the flashing, and make sure the valley can handle the next winter rain burst.
Vent Boot and Pipe Collar Replacement
Plumbing vents and pipe collars are small, but on a Rowland Heights roof they sit in direct sun all year. The rubber boot dries, cracks, and pulls away from the pipe, and suddenly a two-dollar part is letting water into the attic every time it rains. We replace the boot, check the surrounding shingles or tile, and caulk the penetration properly.
Trusted Brands We Service in Rowland Heights
We don’t push one shingle brand, because Rowland Heights roofs weren’t built with one brand. We stock and install GAF, CertainTeed service in Rowland Heights, and Owens Corning, plus IKO, Atlas, Tamko, and Boral for tile and specialty work. That means when a row of CertainTeed shingles on a 1990s home near Pathfinder Road needs replacing, we can match it. When a Boral tile on a hillside street above Colima cracks, we’re not telling you to settle for a close-enough replacement. Your roof, your material choice. We carry the full lineup so the repair blends in and the warranty stands.
See the difference
Before
After
Before
After
Before
AfterCommon Roof Repair Problems We See in Rowland Heights Homes
- Santa Ana wind damage to tile and ridge caps. The gusts that funnel down through the Puente Hills each fall don’t just blow leaves around. They catch the lip of concrete S-tile and clay tile, crack it, and send ridge caps tumbling. After a single strong Santa Ana event, we routinely get calls from the hillside streets above Colima for exactly this.
- Dried and cracked underlayment under 1960s – 1980s tile roofs. Rowland Heights gets a lot of uninterrupted UV. The original felt underlayment under those older tile roofs bakes for thirty or forty years, turns brittle, and eventually can’t stop water even if the tile above it looks fine.
- Skip-sheathing decking failures. Many of the original tract and semi-custom homes here were framed with spaced sheathing boards under tile, not solid plywood. Once underlayment fails, water rots those boards, and a small leak repair turns into decking replacement the moment we lift the tile.
- Ponding on low-slope garage and addition sections. A lot of Rowland Heights homes have flat or low-slope sections over garages and later additions. The original membrane ages out, the flashing separating roof from wall fails, and ponding water sits until it finds a seam. These are the quiet leaks that stain garage ceilings for months before anyone notices.
Pricing for Roof Repair in Rowland Heights, CA
Here’s what Rowland Heights homeowners can expect to pay. A simple tile reset or shingle replacement runs $350 – $750. A valley or flashing repair on a standard home runs $550 – $1,200. Leak repairs that require lifting tile and replacing underlayment run $800 – $1,600. And if we open the decking and find rotted skip-sheathing, that pushes the repair into the $1,500 – $3,000 range depending on the section size. Low-slope membrane patches over garages and additions run $650 – $1,800. What moves the number is decking condition, how much tile has to come off, and whether the county inspection requires anything specific for the repair. We give free estimates, and the price we quote is the price we hold unless we find something structural that we show you and get written approval on before proceeding. Call (855) 597-2817 to schedule yours.
We Also Serve Cities Near Rowland Heights
Our repair crews cover the surrounding communities too. We regularly work in Rowland Heights and the neighboring areas of South San Jose Hills, Walnut, Valinda, and Hacienda Heights. If you’re just over the line in any of those communities, the same team and the same material selection apply.
Serving Rowland Heights, CA — Our Local Coverage Area
We’re based in the Rowland Heights 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 About Roof Repair in Rowland Heights
Rowland Heights is unincorporated LA County territory, which means roofing permits and inspections go through LA County DPW, not a city building department. This affects timing and the inspection steps required before a repair can be signed off. We handle the county process on your behalf and make sure the work is ready for inspection the first time. Call (855) 597-2817 and we’ll explain the timeline for your specific repair.
The Santa Ana winds that funnel down through the Puente Hills hit the hillside streets above Colima hardest, and they catch ridge caps and tile edges in a way rain never does. Once the original mortar or adhesive under the ridge caps dries out from decades of UV, the caps become sitting ducks for every wind event. We re-set them with mechanical fastening and proper mastic so they stay put through the next Santa Ana season.
It rarely is, especially on the 1960s – 1980s homes that make up much of Rowland Heights. The tile usually looks fine from the ground; what’s failed is the underlayment underneath it, or the valley flashing, or the decking itself. We trace the leak from the inside out, then confirm the actual point of entry on the roof. Only then do we price the repair. Call (855) 597-2817 for an inspection that diagnoses first.
Put them side by side on three things: what each contractor plans to do about the decking, whether the repair includes county inspection and permit handling, and what materials they’re using. In Rowland Heights, a bid that doesn’t mention the decking condition is a bid that hasn’t actually looked at the roof. We’ll show you the scope in writing, line by line, before you sign anything.
Yes. Low-slope sections over garages and additions are some of the most common leak sources we repair in Rowland Heights. The original membrane ages out, seams separate, and ponding water finds a way in. We patch the membrane, address the flashing at the wall transition, and advise you when a full re-membrane makes more sense than another patch.
When your roof leaks or the wind tears a ridge cap off, you want someone who’s done this exact repair on a hundred other Rowland Heights homes. That’s us. Call (855) 597-2817 today and schedule a free estimate. We’ll inspect, diagnose, and show you exactly what the roof needs, in writing.
Written by Noel Chambers, Owner at Seacrest Roofing, serving Rowland Heights and the surrounding LA County communities.