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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 Compton, CA | Bedrock Roof Repair
We provide independent CertainTeed roofing service across Compton, ZIPs 90220 through 90224, and our West Rancho Dominguez CertainTeed service covers nearby areas too. Our crews work on CertainTeed Landmark and XT shingle lines as well as Flintlastic SA modified bitumen membranes, and the thing that makes our CertainTeed work here different is that we know exactly what these systems do on Compton’s mid-century flat and low-slope stucco roofs after sixty years of sun and winter ponding. We’re Bedrock Roof Repair, led by Alan Cofield. Call (833) 589-7850 for a free estimate.

Why Compton Residents Choose Us for CertainTeed Service
Most roofing companies in Compton can slap a shingle on. Fewer can tell you why your CertainTeed Landmark architectural shingles are losing granules on the south-facing plane but still look fine on the north side, or why your Flintlastic SA seams keep opening up every December. Alan Cofield grew up in Anaheim Colony and trained in the building trades program at Cypress College before spending close to two decades working roofs across Orange County and the South Bay. He’ll tell you what your roof actually needs, repair, replacement, or nothing yet. We’re an independent CertainTeed service provider, so our recommendation follows what the roof shows us, not a manufacturer’s sales target. Same team from inspection to final nail. No handoffs. Call (833) 589-7850.
Styles & brands we work with






Common CertainTeed Roofing Problems We Solve in Compton
- Granule loss on Landmark architectural shingles. On Compton’s shallow-pitch stucco homes, the south-facing roof planes sit under direct sun with almost no shade for six months a year. The asphalt mat bakes, the granules scour off, and you see bare patches of fiberglass mat by year fifteen or twenty. We’ll tell you whether it’s repairable or whether the deck underneath is already compromised.
- Dried-out XT 25 and XT 30 three-tab shingles on carports and detached garages. Those post-war carports with near-flat slopes trap heat and don’t drain well. Tab corners lift, shingles crack when you walk on them, and the first winter storm finds the gaps. We replace them with new CertainTeed material matched to the slope, or recommend a membrane if the pitch is too low for shingles to shed water properly.
- Flintlastic SA modified bitumen seams opening up. The flat roofs common across 90220 – 90222 pond water every winter. After years of sun, the lap joints and seam edges dry out, shrink, and lift. Standing water finds those open seams in December and you get ceiling stains by January.
- Failed or absent underlayment exposed during tear-off. When we strip a Compton roof, we routinely find three or four old layers over original spaced or tongue-and-groove sheathing. The shingles on top often aren’t the actual problem. The problem is water that reached the deck years ago and has been softening it ever since.
- Soft fascia and rotted decking along carport edges. Compton’s older homes have fascia boards that have been soaking and drying for decades. By the time a homeowner notices the drip edge pulling away, the wood behind it is usually too far gone to patch. We replace the deck and fascia before anything goes back on top.
Call (833) 589-7850 if any of this sounds like your roof. We’ll come look before you spend a dollar.
CertainTeed Service in Compton: What Local Conditions Mean for Your Equipment
Here’s what makes roofing in Compton different from Carson CertainTeed service areas and the newer South Bay cities to the south. Those cities are mostly pitched-roof tract homes built in the 1980s and later, where a shingle replacement is straightforward. Compton’s housing stock is overwhelmingly single-story stucco homes from the 1940s through the 1960s, and the roofs are flat or very low-slope. When we tear off a roof on a 1950s home off Compton Boulevard in 90222, we routinely find four old roof layers sitting on top of original spaced sheathing. That means a CertainTeed flat or low-slope job in Compton is really a deck-and-fascia rebuild before any membrane goes down. The shingle or membrane you choose matters, but only after the structure underneath is sound. We’ve had homeowners ask us to roof over what’s there to save money, and there are cases where that works. A flat Compton roof with open membrane seams and soft sheathing is not one of them. Alan puts it this way: the roof tells you what went wrong. You just have to know how to read it.
CertainTeed Models & Products We Service in Compton
We work on the CertainTeed lines that actually show up on Compton roofs: Landmark architectural shingles, XT 25 and XT 30 three-tab shingles, Flintlastic SA self-adhered modified bitumen, and DiamondDeck and RoofRunner underlayments. On repairs, we match CertainTeed OEM accessories and underlayments to the existing system where the deck and slope allow. We also carry locally what gets used most on Compton jobs: Flintlastic SA membrane rolls, DiamondDeck underlayment, and Landmark shingle bundles in common colorways. That means less waiting on a parts order when your roof is already open. See our full CertainTeed sales & service overview for more on what we stock.
See the difference
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AfterCertainTeed Service Pricing in Compton
What you’ll pay depends on what we find when we look. A flat-roof patch on a Flintlastic SA membrane starts lower and goes up with the size of the affected area and how many seams need to be re-set. A full tear-off on a Compton home with four old layers, original spaced sheathing, and soft fascia runs higher because we’re rebuilding the deck, not just covering it. Our estimates are free, written, and line-itemed. You’ll know what the materials cost, what the labor costs, and what you’re paying for decking replacement if it’s needed. Call (833) 589-7850 to schedule a free estimate. Bring your questions; Alan will walk you through what he sees.
Serving Compton, CA — Our Local Coverage Area
We’re based in the Compton area and also handle CertainTeed in East Rancho Dominguez, so we 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 Compton
Yes, when it’s installed over a sound deck. Flintlastic SA is a self-adhered modified bitumen membrane that handles the low-slope conditions on Compton’s post-war flat roofs well, provided the sheathing underneath isn’t rotted and the seams are properly set. The catch on older Compton homes is that the deck is often the real problem. If we tear off and find original spaced sheathing that’s gone soft, the membrane choice matters less than getting the deck rebuilt first. Call (833) 589-7850 for an inspection before you commit to any flat-roof system.
Granule loss on Landmark shingles in Compton is almost always a slope-and-sun problem. The low-pitch south-facing planes on these 1940s – 1960s stucco homes bake in direct sun with no shade relief, which accelerates asphalt oxidation and granule scour. It’s not a manufacturing defect; it’s the climate working against the shingle’s expected lifespan. We’ll tell you honestly whether the roof has enough life left to repair or whether replacement is the better financial call.
There’s a strong chance you will. On homes built between the 1940s and 1960s in Compton, we regularly find original tongue-and-groove or spaced sheathing that’s been wet for years and never dried properly. Add three or four old roof layers on top, and the deck had no chance to breathe. You should budget for at least partial decking replacement before we start, and we’ll confirm exactly what’s needed once the layers come off. Call (833) 589-7850 to schedule a tear-off inspection.
Sometimes, but not on a flat or very low-slope roof with three or four old layers. Shingles need a minimum slope to shed water properly, and Compton’s flat stucco roofs usually don’t have it. If the existing layers are open at the seams and the roof is already ponding, shingling over the top is a stopgap that will fail within a few seasons. We’ll recommend a tear-off and a membrane system instead, and we’ll show you why before you spend anything.
For carports and detached garages with enough slope, including our Gardena CertainTeed service area, we use CertainTeed XT 25 or XT 30 three-tab shingles. For near-flat carport roofs that don’t drain, we recommend CertainTeed Flintlastic SA membrane with DiamondDeck underlayment instead of shingles. The existing deck condition decides which direction we go. Call (833) 589-7850 and we’ll check the slope and deck before recommending anything.
Service Areas Near Compton
Our crews work throughout Compton and the surrounding South Bay and Gateway Cities. If you’re in Anaheim, Fullerton, Placentia, Garden Grove, Orange, or Stanton, we can schedule an inspection for your CertainTeed roof the same way we do in Compton. Learn more about our Compton service area. We also provide CertainTeed service in South San Gabriel and CertainTeed service in Commerce for homeowners in those areas.
Book Your CertainTeed Service in Compton Today
If your CertainTeed roof is showing age, leaking, or just hasn’t been looked at in years, call (833) 589-7850. We’ll schedule a free inspection, show you exactly what we find, and give you a written estimate. Flat roof patch, full replacement, or decking rebuild. We’ll tell you what your roof actually needs.
Written by Alan Cofield, Owner at Bedrock Roof Repair, serving Compton since he first climbed a roof in Southern California.