A Tilehurst company - serving Los Angeles, CA

GAF Roofing Company Nationwide

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Architectural shinglesArchitectural shingles
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GAFGAF
Owens CorningOwens Corning
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GAF Roofing Company in Los Angeles: What to Know First

Tilehurst Roofing Los Angeles provides independent GAF roofing repair, replacement, and inspection across Los Angeles, from the Valley floor to the hillside streets of Silver Lake and Mount Washington. Most GAF shingle repairs run $350 – $900, while full GAF roof replacements on a standard Los Angeles home typically land between $11,000 and $24,000 depending on slope, decking condition, and the specific GAF shingle line you choose. We give you the written price before we touch the roof – that’s the only way we know how to start.

Call (213) 674-2890

If you own a home with GAF Timberline, GAF Royal Sovereign, or GAF Glenwood shingles and you’re seeing granule loss, curling edges, or a leak that came back after a previous repair, this page tells you exactly what’s happening and what it costs to fix it right. Call (213) 674-2890 and a live person picks up – 24 hours a day, every day.

How GAF Products Fail – and How We Fix Them

GAF makes solid roofing materials, but Los Angeles weather does things to a roof that most manufacturer warranties don’t fully prepare you for. Here’s what we see on GAF roofs across the city, week after week:

  • Timberline HDZ granule loss from reflected heat. In neighborhoods like Reseda and Northridge, where summer roof temps push past 150°F, the ceramic granules on Timberline HDZ shingles can loosen prematurely on south-facing slopes. You’ll see bare patches that look like the shingle is balding. We fix this by replacing the affected shingles before the asphalt mat underneath starts cracking from UV exposure – and we check the ventilation while we’re up there, because trapped attic heat is usually the root cause.
  • Royal Sovereign cracking on older two-story homes. Royal Sovereign is GAF’s 3-tab line, and on homes built before 2005 we often find brittle shingles that snap when you lift them. That brittleness means a simple repair can turn into a larger replacement if the surrounding shingles won’t seal back down. We’re honest about that before we start, and we show you photos so you can see it yourself.
  • Glenwood and Grand Canyon algae staining on the marine layer side. Homes west of the 405 in places like Mar Vista and Westchester get persistent morning fog. GAF’s laminated lines hold up well structurally, but the algae-resistant granules need a roof that actually dries out. When shade and coastal damp combine, we see black streaking. We treat the affected decking and replace stained shingles where it makes sense – and we’ll tell you if a full replacement is smarter money than spot work.
  • Improperly sealed ridge caps after wind events. Santa Ana winds in the fall are hard on ridge caps, especially on GAF roofs where a previous contractor used generic nails instead of GAF’s recommended fastening pattern. We re-secure or replace ridge caps and verify the sealant strip engages, because a loose ridge cap is an open door for the next rain.
  • Timberline UHD delamination from prolonged ponding water. If you have a low-slope section or a valley that collects water, Timberline UHD’s thick mat can absorb moisture and eventually separate into layers. This is a failure mode most Los Angeles homeowners never see coming. We identify and correct the drainage issue first – new flashing, re-sloped cricket, or a different underlayment – so the replacement shingles don’t fail the same way in two years.
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Styles & brands we work with

Architectural shingles
Architectural shingles
Metal roofing
Metal roofing
Tile roofing
Tile roofing
GAF
GAF
Owens Corning
Owens Corning
Flat & low-slope
Flat & low-slope

Our GAF Roofing Company Process

Here’s what a GAF repair or replacement with Tilehurst Roofing Los Angeles actually looks like:

  1. 1
    You call, a person answers. At (213) 674-2890, you get a live person – at 2 p.m. or 2 a.m. We hear what’s happening and set a window that works for you.
  2. 2
    We inspect and diagnose on site. We pull back shingles around the problem area, check the underlayment and decking beneath, and look for the root cause – not just the symptom.
  3. 3
    You get the written price before any work starts. Line items, real dollar figures, parts and labor separated. No change orders, no “we found more once we opened it up” surprises. If we find something during the job, we stop and show you before touching it.
  4. 4
    We make the parts decision with you. For GAF shingles, we use OEM GAF material where the warranty depends on it. For underlayment, flashing, and fasteners, we’ll offer quality aftermarket options from our seven manufacturer partners – GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral – and tell you honestly which makes sense for your roof.
  5. 5
    We leave the place cleaner than we found it. Magnets for loose nails, tarps down, debris hauled. This is The Kingswell Way.
  6. 6
    You get a written guarantee before the crew leaves. Not mailed later. In your hand, on paper, covering every repair we made. Under our 365-Day Done Right Promise, if it fails inside a year, we come back and fix it at no charge.
Before & after

See the difference

Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

What GAF Roofing Company Costs in Los Angeles

Here are honest numbers for the GAF work we do most in Los Angeles:

  • GAF shingle repair (single area): $350 – $900, depending on slope and access. A first-story accessible slope runs on the low end. A three-story hillside home in Eagle Rock runs higher because of safety equipment and time.
  • GAF ridge cap replacement (per linear foot): $8 – $16 per foot, including removal, new caps, and proper fastening.
  • GAF flashing replacement around a chimney or skylight: $550 – $1,400, depending on the flashing type and how much shingle removal is required.
  • Full GAF roof replacement (standard 1,600 – 2,200 sq. ft. home): $11,000 – $24,000. The spread comes from which GAF line you pick – Timberline HDZ lands lower, Grand Canyon or Glenwood land higher – plus decking replacement, tear-off layers, and whether your roof has valleys, dormers, or steep pitches.

What moves the price: how many layers we’re tearing off, whether the decking under the shingles is rotted from years of Santa Ana rain and marine layer humidity, and the pitch of your roof. Steep roofs take longer and require more safety rigging. We give you the exact number in writing before we touch anything. Call (213) 674-2890 for a free estimate – the price you hear is the price you’ll see on paper.

Why Los Angeles Homeowners Call Tilehurst Roofing Los Angeles for GAF Work

Most of our GAF customers in Los Angeles already paid someone else once. They call us because the first contractor no-showed, or the repair failed in four months, or the price changed when the crew showed up. We built Tilehurst Roofing Los Angeles for exactly that person. Every GAF job we do starts with a written price. Every repair carries a written guarantee handed to you before the crew packs up. If it fails inside a year under the 365-Day Done Right Promise, we return and correct it – no invoice, no debate.

We’re part of the Kingswell family of roofing companies, founded in 2000. Our technicians are background-checked and uniformed, and they know GAF’s product lines well enough to tell you when an Owens Corning or CertainTeed product would actually serve your Los Angeles roof better. Not every roof needs the same shingle, and we’ll tell you that straight. Greg Holloway – our owner – learned roofing at Los Angeles Trade-Technical College and has worked flat torch-down in Mid-City, clay tile in Eagle Rock, and composite shingle replacements after wind events all over the county. He’s the guy neighbors call when a second opinion reveals the first estimate was off by several thousand dollars.

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