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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 North Hills, CA | Tilecraft Roofing
CertainTeed roofing service in North Hills means working with a crew that understands how these shingles, membranes, and underlayments actually behave on the Valley’s flat and shallow-pitch tract homes. We are an independent CertainTeed service provider, not manufacturer-affiliated or authorized, and we service, repair, and replace CertainTeed systems across 91343 and 91393. The thing that separates our CertainTeed work in North Hills from anyone else’s is simple: we read your roof as a split shingle-and-flat-tie-in assembly, not a single surface. Call (833) 467-4846 for a free estimate.
Why North Hills Residents Choose Us for CertainTeed Service
Ruben Castellano, owner of Tilecraft Roofing, grew up a few blocks from Hollydale Regional Park and has spent his working life on residential and commercial roofs across the Southeast LA corridor. He learned the trade at East Los Angeles College’s construction technology program, and the lesson that stuck with him is that a roof either does its job or it doesn’t. That’s how we approach every CertainTeed roof we touch in North Hills.
We carry seven roofing brands in our material portfolio: GAF, CertainTeed in Northridge, Owens Corning, IKO, Atlas, Tamko, and Boral. That breadth matters here because North Hills housing stock is predominantly mid-century single-story tract homes with shallow-pitch or flat roofs. The right material for your roof depends on pitch, sun exposure, and how the existing system was built. We don’t push one brand because that’s what we stock. We look before we quote, and we recommend what fits.
Our CertainTeed sales & service work covers inspection, repair, and full replacement. For North Hills homeowners, that means one crew from first call to final inspection.
Styles & brands we work with






Common CertainTeed Roofing Problems We Solve in North Hills
- Sun-brittled sealant strips and wind-lifted shingle tabs. The dry Santa Ana winds that sweep through the San Fernando Valley routinely lift and curl aging shingle tabs and ridge caps on exposed low-pitch planes. We see this most often along west-facing hips and ridges in 91343, where the wind hits hardest and the summer sun has already cooked the sealant. We re-seal where the shingle is sound and replace where it isn’t.
- Heat-aging and granule loss on CertainTeed Landmark fields. Decades of 150°F-plus roof-surface temperatures in North Hills bake the asphalt in Landmark architectural shingles until the granules start sloughing off. Once granule loss exposes the mat, the clock is running. We assess whether you’re looking at localized repair or a field-wide replacement.
- Deteriorated underlayment beneath intact-looking tile. On the shallow-pitch tract roofs common to North Hills, the CertainTeed underlayment often fails years before the tile above shows any sign of trouble. We find this when we lift tile for an inspection and see cracked, brittle membrane underneath. Tile looks fine, roof leaks anyway.
- Failed sealant and flashing at vent boots, valleys, and low-slope transitions. The near-total absence of regular rain in North Hills means these failures hide for months. The dry season keeps them quiet. Then the first winter downpour arrives and suddenly there’s water in the hallway. We check every transition detail on inspection.
- Flat-to-shingle tie-in failures. This is the North Hills signature problem. The 1950s and 60s tract stock was built with shallow-pitch shingle planes connected to flat built-up sections at low transitions. When the flat seam opens at that tie-in, the leak reads as shingle failure. Steep-slope-only crews miss it. We don’t.
CertainTeed Service in North Hills: What Local Conditions Mean for Your Equipment
North Hills sits in the hot, dusty San Fernando Valley flatlands where summer roof-surface temperatures routinely push well past 150°F. That is not a trivia point. That heat is the primary driver of every CertainTeed failure we see in this city. Asphalt shingles, underlayment, and sealant all age by thermal cycling, and North Hills cycles them harder than almost anywhere in Los Angeles County. A CertainTeed Landmark shingle on a west-facing plane in 91343 will lose its granule bed and curl its tabs years before the same shingle on a coastal roof in Santa Monica. Add the dry Santa Ana winds, and you get a roof that fails from heat and wind-lift long before any storm ever touches it. On the Valley’s flat and shallow-pitch roofs, dry winds routinely lift and curl aging shingle tabs and ridge caps, so we look for wind-lifted edges and sun-brittled sealant before any rain is even in the forecast. That’s what a North Hills inspection has to account for, and it’s exactly what we check.
Out near Parthenia Street in 91343, we worked on a shallow-pitch ranch house where CertainTeed Landmark tabs had curled and unsealed along the west hip and ridge caps after a Santa Ana blow. The flat rear built-up section had a seam opening no one had noticed. We re-sealed and replaced the wind-damaged ridge and hip caps, then patched and re-coated the flat tie-in with Flintlastic so the two systems moved together. That homeowner avoided a full tear-off that a drive-by bid had already quoted.
The roof either does its job or it doesn’t. Let’s make sure it does.
CertainTeed Models & Products We Service in North Hills
We work on CertainTeed Landmark architectural shingles, XT25 and Xtreme WeatherGuard underlayment, Presidential Shake and Presidential TL, and Flintlastic self-adhered low-slope membrane. That covers nearly every CertainTeed system you’ll find on a North Hills roof, from the shingle fields up front to the flat built-up sections at the rear.
On parts, we take a straightforward approach. Where the assembly calls for genuine CertainTeed accessory components like matching ridge cap, starter, and underlayment, we use them. Where the OEM part adds nothing but cost, we use quality equivalent flashing and fasteners instead. You get the right part for the right job, not a parts counter pitch. We stock common CertainTeed accessories locally so Valley Glen CertainTeed service and North Hills repairs don’t wait on freight.
See the difference
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AfterCertainTeed Service Pricing in North Hills
CertainTeed repair in Van Nuys and North Hills typically runs from $350 to $1,200 depending on scope. Here’s how that breaks down:
- Minor shingle replacement: $350 to $600
- Ridge cap or hip repair: $450 to $800
- Flat tie-in re-seal or patch with Flintlastic: $600 to $1,100
- Underlayment replacement under tile (localized): $900 to $1,800
- Full CertainTeed re-roof on a North Hills tract home: $9,000 to $18,000 depending on size, pitch, and tear-off depth
Every free estimate includes a written line-item scope, so you know exactly what you’re paying for before work starts. We don’t change the price once work begins, and we pull permits where required. Call (833) 467-4846 to schedule your estimate.
Serving North Hills, CA — Our Local Coverage Area
We’re based in the North Hills 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 North Hills
Because rain isn’t what curls shingles in North Hills. It’s heat and wind. The summer roof surface temperature on your 91343 home pushes past 150°F, which bakes the asphalt and breaks down the sealant strip that holds the shingle tab down. Then a Santa Ana wind catches the loosened tab and lifts it. The fix is re-sealing or replacing the affected shingles, not waiting for a leak. Call (833) 467-4846 and we’ll tell you which one your roof needs.
We treat the shingle plane and the flat section as one connected system, because on North Hills tract homes they usually tie together at the same low transition. We inspect the shingle field for wind-lift and granule loss, then walk the flat section looking for failed seams, alligator cracking, and transition flashing breakdown. The leak that looks like a shingle problem is often a flat-roof seam at the tie-in. We scope both.
It depends on how much of the field is heat-spent. If the granule loss and curling are localized, repair makes sense and we’ll say so plainly. If the shingles are baked across the entire plane, patching is a band-aid on a roof that’s already told you it’s done. Repair when repair is right, replace when it’s not. Estimates are free, so call (833) 467-4846 and we’ll assess it honestly.
We look for failures the dry season hides. Sealant gaps at vent boots, valleys, and transitions can sit for months without leaking because there’s no rain to expose them. Then the first winter downpour hits and the problem shows up all at once. Our North Hills inspections check those dry-season failure points before the rain does. Call (833) 467-4846 to schedule one.
We use CertainTeed Xtreme WeatherGuard or Flintlastic underlayment under tile, depending on pitch and condition of the existing deck. On shallow-pitch North Hills roofs, the underlayment is the actual waterproofing layer, not the tile above it. That’s why we replace the membrane properly when we do a tile repair, rather than just resetting cracked tile and calling it done. Call (833) 467-4846 for a quote on your underlayment.
Service Areas Near North Hills
Our CertainTeed service reach extends beyond North Hills into the surrounding San Fernando Valley and nearby communities. We work regularly in San Fernando, where the same mid-century tract stock keeps us busy. We also cover CertainTeed service in San Fernando, CertainTeed service in Piñon Hills, and our full North Hills service area includes 91343 and 91393. Call us and we’ll let you know if we cover your street.
Book Your CertainTeed Service in North Hills Today
Call (833) 467-4846 to schedule your free CertainTeed inspection. We’ll walk your roof, check the shingle field and the flat tie-ins, and tell you exactly what you’re looking at. Repair or replace, you’ll get a straight answer.
Written by Ruben Castellano, Owner at Tilecraft Roofing, serving North Hills and the San Fernando Valley.