Metal roofing
Architectural shingles
Tile roofing
GAF
Owens Corning
Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
CertainTeed Roofing in El Monte, CA | Orange County Roofing Co
We provide independent CertainTeed roofing service across El Monte, CA, from single shingle replacements to full tear-offs on the city’s tightly packed postwar homes, including our South El Monte CertainTeed service. What sets our CertainTeed work apart here is that we know El Monte roofs run two or three layers deep and sit close enough to the neighbor’s eaves to hand-carry bundles, which changes how the whole job gets planned. If your CertainTeed roof is losing granules, leaking at a valley, or fluttering after a Santa Ana, call (866) 942-4187 for a free estimate.
Why El Monte Residents Choose Us for CertainTeed Service
We’ve torn off and re-roofed hundreds of CertainTeed roofs across the San Gabriel Valley, and we know the difference between a Landmark that’s still got ten years in it and one that the inland sun has cooked past saving. That matters when every dollar counts. We’re an CertainTeed sales & service specialist in the sense that we know these shingles inside out, but we’re an independent contractor, not authorized, sponsored, or endorsed by CertainTeed. That independence is the point: we’ll tell you when a repair beats a replacement, because we carry seven major brands and have no reason to push one over another. Kurt Hensley, our owner, grew up watching roofing crews work Orange County hillsides, and he’s spent two decades learning what heat, wind, and layered tear-offs do to a shingle. He brings that same straight-answer approach to every El Monte roof we step onto.
Styles & brands we work with






Common CertainTeed Roofing Problems We Solve in El Monte
These are the calls we get most often from El Monte homeowners with CertainTeed roofs. Each one ties back to what this valley does to roofing materials year after year.
- Granule loss and heat-cracking on south- and west-facing slopes. El Monte’s inland sun bakes the mat and asphalt on CertainTeed Landmark and XT shingles faster than the shaded north side. You’ll see bare patches and hairline cracks starting around year 12 to 15 on the sun-hit planes, and the dust blowing down from the San Gabriels accelerates the wear. We can replace just that slope when the rest of the roof is sound.
- Sealant-strip failure and blow-offs after Santa Ana events. CertainTeed ridge caps and field shingles rely on heat-activated sealant strips to lock down. A dry Santa Ana wind can lift unsealed tabs on gable ends before that sealant has ever bonded. We see fluttering shingles and missing caps on exposed east-west facing El Monte roofs after almost every strong wind event.
- Hidden flashing and valley leaks that show up with the first winter rain. El Monte’s dry season masks step flashing and valley metal failures for months. Low-pitch gable and hip roofs from the 1940s and 1950s are especially prone to slow valley leaks that only announce themselves when winter rains finally arrive. We trace those leaks to the exact flashing point and repair them without replacing the whole roof.
- Premature aging on multi-layer tear-offs. Many El Monte homes still carry two or three layers of old composition shingle. That trapped heat cooks a new CertainTeed field from underneath, shortening the shingle’s life. We tear down to the deck before laying new CertainTeed Landmark or Presidential material.
- Organic-mat shingle breakdown on 1960s tract homes. Houses built in the early 1960s often have original CertainTeed organic-mat shingles that have turned brittle and curled. Over skip sheathing, those old shingles telegraph every gap and make the roof look wavy. Replacement starts with a clean deck and new underlayment, not another layer on top of the problem.
CertainTeed Service in El Monte: What Local Conditions Mean for Your Equipment
On a 1952 ranch house off Valley Boulevard near Gibson Mariposa Park, we found three layers of old composition shingle. The top layer was a sun-baked CertainTeed XT 25 with severe south-slope granule loss, and beneath it were two more failing layers that had to go. Because the lot was narrow with a detached garage and no side yard, we staged the dumpster in the driveway and hand-carried shingle bundles to keep the neighbor’s eaves clear. That’s just how El Monte works. The homes in ZIP codes 91731, 91732, 91734, and 91735 sit shoulder-to-shoulder, and many still carry multiple old layers that the county will not allow to be covered again. We also handle CertainTeed in Temple City for similar postwar homes. A new CertainTeed roof over old layers is not just a bad idea here: it can fail inspection, it traps heat against the new shingles, and it adds dead load to framing that was never designed for it. When we bid a CertainTeed replacement in El Monte, we price the tear-off, disposal, and staging as sincerely as the shingles themselves. That’s what actually sets the schedule on these small lots.
CertainTeed Models & Products We Service in El Monte
We install and repair the full CertainTeed residential line, including CertainTeed Landmark architectural shingles, CertainTeed XT 25 and XT 30 three-tab shingles, CertainTeed Presidential Shake, and CertainTeed Grand Manor. When you’re matching an existing roof or working within a manufacturer warranty, we use genuine CertainTeed shingles and accessories. For underlayments, flashings, and vents, we choose quality aftermarket products where they outperform or better fit the assembly. We stock the most common CertainTeed Landmark color blends locally so El Monte homeowners are not waiting on a special order for a routine slope replacement.
See the difference
Before
After
Before
After
Before
AfterCertainTeed Service Pricing in El Monte
CertainTeed roofing costs in El Monte depend on three things: how many old layers need to come off, whether your roof is a simple low-pitch gable or a more complex hip with valleys, and which CertainTeed line you choose. Here’s what we typically see:
| Service | Typical Range in El Monte |
|---|---|
| Single slope shingle replacement (Landmark, 8-12 squares) | $1,800 – $3,400 |
| Flashing and valley repair (leak chase, sealant, metal) | $450 – $1,200 |
| Full tear-off and re-roof, Landmark architectural (1,100 sq ft ranch) | $9,500 – $14,800 |
| Full tear-off and re-roof, Presidential Shake | $16,000 – $26,000 |
| Multi-layer tear-off surcharge (per additional layer) | $800 – $2,200 |
Multi-layer tear-offs are common in El Monte, and they add real cost in labor, dump fees, and time. A free estimate from us includes a written line-item breakdown: tear-off, deck inspection, underlayment, shingles, flashing, and disposal. No vague numbers. Call (866) 942-4187 and we’ll put eyes on your roof and give you an exact price.
Serving El Monte, CA — Our Local Coverage Area
We’re based in the El Monte area and know this community well, including CertainTeed in North El Monte. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – CertainTeed Roofing in El Monte
Can you match the CertainTeed shingle on my El Monte house if only one slope is damaged? Yes, we match the existing CertainTeed line and color blend on single-slope repairs. For older XT or Landmark colors that CertainTeed has since revised, we source the closest current blend and, when needed, we’ll re-lay a full plane so the patch doesn’t stand out. Call (866) 942-4187 and we’ll check the shingle in person.
Why do CertainTeed shingles on my south-facing roof in El Monte wear out faster than the north side? The south and west slopes take direct inland sun for the hottest hours of every El Monte summer day, cooking the asphalt and drying out the granule coating far faster than the shaded north plane. Dust blown down from the San Gabriels acts like sandpaper on top of that. We often replace just the sun-hit slope and leave the north side intact.
Do El Monte permits require tearing off the old shingle layers before a CertainTeed re-roof? Yes, when there are already two or more layers, the county generally requires removal down to the deck before a new layer is approved. Many El Monte homes from the 1940s through 1960s carry two or three old layers. We handle the tear-off, disposal, and permit paperwork as part of the replacement.
How do Santa Ana winds affect CertainTeed ridge caps and shingles in El Monte? Santa Ana winds hit El Monte’s east-west gable ends and lift unsealed shingle tabs before the sealant has bonded, especially on ridge caps. Once a cap lifts, the next wind event peels more of the field. We re-secure or replace lifted caps and reseal unseated tabs before they become full blow-offs. Call (866) 942-4187 to schedule an inspection.
My 1960s El Monte home has original CertainTeed shingles over skip sheathing – what does that mean for replacement? Skip sheathing means your roof deck has gaps between the boards, which was standard practice on 1960s tract construction. New CertainTeed shingles should not go over bare gaps. We either re-deck with solid plywood or OSB over the skip sheathing or install a properly rated decking overlay before the new shingles go down. It adds cost, but it’s the only way the new roof performs and passes inspection.
Service Areas Near El Monte
We work across the San Gabriel Valley and into the Inland Empire. Beyond El Monte, our CertainTeed service area includes El Monte service area neighborhoods in the surrounding ZIP codes, plus CertainTeed service in Norwalk and CertainTeed service in West Whittier-Los Nietos for homeowners just across the county line.
Book Your CertainTeed Service in El Monte Today
A roof shouldn’t be a mystery – let’s just look at what you’ve got and go from there. Call (866) 942-4187 to schedule your free CertainTeed roof estimate in El Monte or for CertainTeed repair in Rosemead. We’ll walk the roof, show you what’s failing, and price the fix honestly. Same-week scheduling is usually available for inspections and repairs.
Written by Kurt Hensley, Owner at Orange County Roofing Co, serving El Monte and the San Gabriel Valley.