CertainTeed Roofing in Florence-Graham, CA

Metal roofingMetal roofing
Architectural shinglesArchitectural shingles
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GAFGAF
Owens CorningOwens Corning
Flat & low-slopeFlat & low-slope
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CertainTeed Roofing in Florence-Graham, CA | Van Nuys Roofing Co

We provide independent CertainTeed roofing service across Florence-Graham, CA – repairs, replacements, and inspections on Landmark, XT 25, Presidential, and Flintlastic systems. The one thing that makes our CertainTeed work here different is simple: we know these roofs sit on impossibly tight lots where power lines hang over the roofline and the only way old shingles leave the property is in bags, carried out by hand. Call (866) 321-6172 for a free estimate.

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Florence-Graham is its own animal. Densely packed, mostly renter-occupied, with 1920s – 40s wood-frame bungalows and postwar fourplexes built shoulder-to-shoulder on lots that barely fit a car, let alone a dumpster and a conveyor. That changes how CertainTeed work gets done here – staging, access, tear-off, everything. Our crews have worked this neighborhood long enough to plan around the power lines on Graham Avenue and the shared driveways that force hand-bagging on nearly every tear-off. We’re not a CertainTeed-authorized contractor, and we won’t pretend to be. We’re an independent roofing company that knows CertainTeed’s material specs and failure points as well as anyone in Huntington Park CertainTeed service areas.

Why Florence-Graham Residents Choose Us for CertainTeed Service

Rick Dominguez, our owner, grew up off Sepulveda Boulevard in Van Nuys and learned roofing through the construction technology program at Los Angeles Valley College. He spent the better part of two decades on rooftops across the San Fernando Valley before starting Van Nuys Roofing Co, and he’s been straight with people about what actually needs fixing versus what can wait another season. That’s the approach we bring to Florence-Graham.

We inspect first, recommend second. On a CertainTeed roof, that means reading the existing shingle line, checking seal strips and flashing, and telling you honestly whether a repair buys another two seasons or whether you’re throwing money at a roof that’s done. We work with seven major roofing material brands – GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral – so our recommendations aren’t steered by a manufacturer incentive. Your roof, your material choice. If the CertainTeed line already on your deck is the right fit for Florence-Graham’s sun and low-pitch geometry, we’ll tell you that too.

For CertainTeed specifically, we match OEM shingles and Flintlastic membranes so repairs blend with the existing line and keep the deck consistent. If it doesn’t need replacing, we’re not going to tell you it does.

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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

Common CertainTeed Roofing Problems We Solve in Florence-Graham

  • Granule loss and curling on layered Landmark or XT 25 shingles. Florence-Graham’s hardwood bungalows and fourplexes often carry two or three older shingle layers over original skip sheathing. That trapped heat under the South LA sun bakes CertainTeed shingles from below, and granule loss shows up fast. The fix usually means a full tear-off – and in Florence-Graham, that tear-off is done by hand.
  • Unsealed shingle tabs lifting in the wind. Intense UV dries and hardens CertainTeed’s seal strips, leaving tabs unsealed and vulnerable to wind lift. On low-pitch and flat sections common to the area’s fourplexes, winter rain gets driven right under those loose tabs.
  • Ceiling stains from improperly lapped Flintlastic underlayment. When Flintlastic isn’t lapped correctly or ice-and-water is missing at valleys and wall flashings, winter rain wicks under the field shingles. The stain shows up on the ceiling far from the actual gap – a Florence-Graham classic that sends owners looking at the wrong spot.
  • Ponding and cracking on shingles installed below minimum pitch. The postwar fourplexes in Florence-Graham have a lot of low-slope and flat roof sections. CertainTeed shingles installed below their minimum pitch crack and pond at the eaves, and dried-out flashing at vent boots and shared parapets opens small leaks that grow every season.
  • Dried-out flashing on vent boots and parapet walls. Florence-Graham’s year-round sun hardens flashing sealant faster than coastal areas. On shared parapets between fourplex units, a dried-out flashing seam means water gets in and runs along the framing before anyone notices.

CertainTeed Service in Florence-Graham: What Local Conditions Mean for Your Equipment

Here’s something you won’t read on a generic CertainTeed page: on the tight lots along Graham Avenue, power lines often run directly over the roofline, and shared driveways are only wide enough for a single dumpster. That means most CertainTeed tear-offs in Florence-Graham are done by hand – bagging, carrying, repeat – never with a conveyor. It’s slower, it’s more labor, and it’s the only safe way to work when a dumpster has to sit in the one narrow gap between buildings and a crew can’t risk a shingle hitting a service line.

What does that mean for a CertainTeed owner here? It means tear-off costs in Florence-Graham run higher than in neighborhoods with wider lots and cleaner staging. It also means whoever does the work needs to plan the whole job around access before the first shingle comes off. We’ve run enough jobs off Graham and Florence avenues to know exactly where the lines sit and how many bags a crew can move in a day without blocking a shared driveway. That planning is the difference between a smooth replacement and a job that drags on with a dumpster stuck in your neighbor’s way.

On a 1940s wood-frame bungalow off Graham Avenue, our crew found three baked layers of CertainTeed XT 25 over original skip sheathing – tabs curling, granules gone, and no room for a conveyor because the shared driveway only fit a single dumpster. We hand-bagged the old shingles out, replaced the soft decking, added Flintlastic underlayment at the valleys, and laid a fresh CertainTeed Landmark architectural roof. That’s what CertainTeed repair in Walnut Park and Florence-Graham looks like.

CertainTeed Models & Products We Service in Florence-Graham

We service every CertainTeed line you’re likely to find on a Florence-Graham roof. That includes Landmark architectural shingles (including Landmark Pro), XT 25 and XT 30 three-tab shingles, Presidential Shake, and Flintlastic self-adhered underlayment and roofing membrane.

For repairs, we match CertainTeed OEM shingles and accessory components so the repair blends with the existing line and keeps the deck consistent. We use quality aftermarket flashing and fasteners where they perform equal to or better than OEM – no compromise on the part that actually keeps water out. The shingle match is what matters for appearance and warranty continuity; the flashing is what matters for the leak never coming back.

We don’t stock a warehouse full of every CertainTeed colorway – no one does. But we know the local supply channels and can get Landmark and XT 25 matches for Florence-Graham jobs fast, usually within a day or two. For flat roof patches on fourplexes, we keep Flintlastic membrane on hand because half the low-slope roofs in this area need it eventually.

Before & after

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

CertainTeed Service Pricing in Florence-Graham

CertainTeed repair and replacement pricing in Florence-Graham depends on three things: the extent of the damage, the accessibility of the roof, and whether you’re repairing or tearing off. Here’s what to expect, based on the work we typically see in this neighborhood:

Service Typical Range in Florence-Graham
CertainTeed shingle repair (small patch) $350 – $750
Flintlastic flat roof patch $450 – $1,200
Flashing replacement (vent boot or parapet) $400 – $900
Full CertainTeed tear-off & replacement (bungalow) $4,500 – $8,000
Full tear-off & replacement (fourplex unit) $5,500 – $9,500

Those ranges reflect Florence-Graham’s reality: hand-bagged tear-offs, tight staging, and the extra labor that comes with power lines over the roofline. Your free estimate includes a full roof inspection, a written line-item quote, and an honest assessment of whether repair or replacement makes more sense. Call (866) 321-6172 to schedule one – we’ll tell you straight what your roof actually needs.

Serving Florence-Graham, CA — Our Local Coverage Area

We’re based in the Florence-Graham 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 Florence-Graham

Service Areas Near Florence-Graham

We serve Florence-Graham and the surrounding South LA communities, plus we run service up through Van Nuys, Valley Glen, Sherman Oaks, Encino, Studio City, and North Hills. If your property sits in CertainTeed service in Del Aire or CertainTeed service in East Los Angeles, we cover those areas too. This is our home turf – we know the roofs, the lots, and the access challenges block by block.

Book Your CertainTeed Service in Florence-Graham Today

If you need CertainTeed repair, replacement, or an honest inspection in Florence-Graham, call (866) 321-6172. Rick and the crew will come out, look at the roof, and tell you what it actually needs – no upsell, no pressure. Estimates are free.

Written by Rick Dominguez, Owner at Van Nuys Roofing Co, serving Florence-Graham and the surrounding South LA communities.

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