Free roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
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AfterCertainTeed Roofing in San Francisco, CA | Tilehurst Roofing
We provide independent CertainTeed roofing service across San Francisco, handling everything from leak diagnostics on fog-soaked flat roofs to full replacements on Victorian rowhouses. The thing that separates our CertainTeed work here from what you’ll find inland: we know how these products behave when Karl the Fog sits on them for 100+ days a year and salt air chews at the flashings. Greg Holloway, our owner, learned the trade treating sloppy flashing like a surgeon treats a bad stitch. Call (945) 303-9821 for a free estimate on any CertainTeed repair or replacement.
Why San Francisco Residents Choose Us for CertainTeed Service
We’re an independent San Francisco Roofing Company, not a manufacturer-authorized dealer. That distinction matters. We don’t push CertainTeed because a corporate agreement tells us to. We recommend their products when they fit the roof and the budget, and we’ve completed hundreds of CertainTeed installations and repairs on the city’s flat and low-slope roofs. Our expertise comes from field experience with CertainTeed systems in San Francisco’s fog belt and salt-air environment, not from a manufacturer partnership.
Greg Holloway grew up in Eagle Rock and learned roofing at Los Angeles Trade-Technical College, where the instructors were working roofers who wouldn’t leave a bad flashing behind. He’s been working roofs for going on two decades. The thing neighbors know him for is showing up on time and quoting the full number before a single tile comes off. That’s how we run CertainTeed sales & service here: written prices, written guarantees, and a live person on the phone around the clock.
Common CertainTeed Roofing Problems We Solve in San Francisco
- Granule loss and algae streaking on Presidential Shake and Landmark shingles. In San Francisco’s fog belt, shingles on steep-slope accents stay damp for months even without rain. The constant moisture breaks down the granule adhesion faster than inland, leaving bare asphalt patches that look bad and eventually leak.
- Flintlastic SA membrane seam failure on flat roofs. Fog condensation repeatedly wets and dries membrane seams in built-up roof assemblies. In Outer Sunset and Richmond flat roofs, this wet-dry cycle delaminates the seams and opens leaks that drip for months before anyone notices the ceiling stain.
- Blistering and cracking on older organic-mat shingles. Victorian and Edwardian rowhouses in the Mission and Noe Valley often have minimal attic ventilation. CertainTeed organic shingles on low-slope applications trap moisture, blister, and crack well before their rated lifespan.
- Corroded metal flashing and fasteners. Salt-laden air off the Pacific and the Bay eats galvanized flashings, pipe boots, and fasteners faster than any inland Bay Area city. You’ll see lifted shingle edges at parapet walls and vents, and water intrusion that follows the rust path.
- Ponding water at compromised drains on flat roofs. San Francisco’s fog doesn’t just wet the roof; it feeds moss and algae that clog drains and scuppers. Once water ponds on a CertainTeed membrane, the degradation accelerates and the next rain finds a way in.
CertainTeed Service in San Francisco: What Local Conditions Mean for Your Equipment
Here’s a fact that shapes every CertainTeed job we do in this city: the San Francisco Department of Building Inspection requires a permit for full roof replacements, and on attached Victorian rowhouses throughout the Mission, Castro, and Noe Valley, parapet walls are shared party walls. That means you can’t properly re-flash the base of a parapet without coordinating with the adjacent property owner. Skipping the permit is common, but it leaves the downstream buyer with an unpermitted roof that surfaces during escrow inspections, and San Francisco’s real estate market is one of the most litigious in the country. We pull permits, we coordinate with neighbors, and we document the work as part of our San Francisco Roof Repair process so your CertainTeed roof doesn’t become an escrow problem later.
CertainTeed Models & Products We Service in San Francisco
We service the CertainTeed lines most common on San Francisco roofs: Presidential Shake and Landmark shingles on steep-slope accent roofs, NorthGate on larger shingle applications, and Flintlastic SA membranes on the flat and low-slope roofs that dominate the city’s housing stock. For parts, we use genuine CertainTeed accessories-their Ridge Vent, starter strips, and Flintlastic membranes-whenever possible to maintain system integrity. For non-critical items like pipe boots and fasteners, we’ll use quality aftermarket parts to keep the cost reasonable. We keep common CertainTeed materials stocked locally so San Francisco turnaround is faster than waiting on a distributor shipment.
CertainTeed Service Pricing in San Francisco
Here are real numbers so you know what to expect before you pick up the phone. Flat roof patches on CertainTeed Flintlastic membranes typically run $350 to $800 depending on seam location and access. Flashing repair at parapet walls or vents runs $400 to $1,200, and full roof replacements on San Francisco flat rowhouses run $8,000 to $18,000 depending on square footage, decking condition, and membrane choice. Steep-slope shingle replacements on Victorian accents run $7,000 to $15,000. Every estimate includes a written line-item price before any work starts. Call (945) 303-9821 for an exact quote-estimates are free.
Serving San Francisco, CA - Our Local Coverage Area
We’re based in the San Francisco 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 San Francisco
Fog is the answer. San Francisco sees 100+ foggy days per year concentrated in the western neighborhoods, and that condensation saturates shingles without any rain event. Add salt air from the Pacific and the Bay, and you get granule loss, algae growth, and corrosion that inland cities like San Jose or Walnut Creek simply don’t experience at the same rate. Call (945) 303-9821 for a free assessment of your CertainTeed roof’s condition.
Yes, in many cases a seam repair or cap sheet overlay stops the leak without a full tear-off. The catch is that San Francisco’s fog means a patched seam that isn’t properly cleaned, dried, and sealed will delaminate again within a year or two. We recommend full replacement when seams show widespread failure, but we’ll tell you honestly when a patch will hold. Call (945) 303-9821 and we’ll diagnose it properly.
Yes. The San Francisco Department of Building Inspection requires a permit for full roof replacements, and we pull permits and handle inspections on every replacement job. Skipping the permit saves money now and costs far more in escrow when the unpermitted roof surfaces during a buyer inspection.
Flintlastic SA is the workhorse for San Francisco’s flat roofs-it handles the constant fog condensation and ponding better than older built-up systems. For steep-slope accents on Victorians, Landmark shingles offer a solid balance of cost and durability, though we recommend enhanced ventilation and algae-resistant varieties in the fog belt. Call (945) 303-9821 and we’ll recommend the right CertainTeed product for your specific roof.
Salt air corrodes metal flashings, fasteners, and HVAC curbs faster than any inland Bay Area city. On CertainTeed systems, that means lifted shingle edges at parapet walls, rusted pipe boots, and water intrusion at flashing transitions. In the Outer Sunset, we recently repaired a 1930s stucco-clad attached home with a CertainTeed Flintlastic SA roof leaking at the shared parapet wall. The fog-driven condensation had saturated the seam and corroded the metal flashing, so we coordinated with the neighbor, replaced the flashing with corrosion-resistant copper, and applied a new Flintlastic SA cap sheet, stopping a leak that had persisted for months. The owner passed escrow without issues. Call (945) 303-9821 to have your flashings checked.
Service Areas Near San Francisco
We serve the entire San Francisco service area including the Outer Sunset, Richmond, Mission, Noe Valley, and Castro. For CertainTeed work in the Central Valley, our sister locations cover CertainTeed service in Fresno and CertainTeed service in Sacramento.
Book Your CertainTeed Service in San Francisco Today
Know the price before the first tile moves. Call (945) 303-9821 for a free estimate on any CertainTeed repair or replacement in San Francisco. A live person answers, day or night.
Written by Greg Holloway, Owner at Tilehurst Roofing, serving San Francisco since 2000.