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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 South Whittier, CA | Select Roof Repair
We provide independent CertainTeed roofing service across South Whittier’s 90605 zip code, from full tear-offs and re-decks to targeted flashing repairs and flat-roof tie-ins. What makes our CertainTeed work different here is simple: in South Whittier, the roof deck under the shingles is almost always the real story, not the shingle itself. Call (855) 382-0485 to schedule your free estimate.
Our team has spent years pulling and re-roofing CertainTeed installations across South Whittier’s post-war tracts, so we know how Landmark architectural shingles, XT three-tabs, and CertainTeed underlayments actually weather under 90605’s intense inland sun. We’re an independent CertainTeed service provider, not affiliated with or authorized by CertainTeed, and we scope every job to what the deck and flashings underneath can honestly support. For CertainTeed sales & service expertise matched to South Whittier’s aging tract housing, we’re the crew that shows up ready to tear off, re-deck, and re-roof in one sequence.
Why South Whittier Residents Choose Us for CertainTeed Service
Most roofing companies can nail down a bundle of shingles. Fewer know what to do when they pull the old CertainTeed layer off a 1950s South Whittier roof and find plank decking that’s cupped, split, and no longer a stable fastening surface. That’s why Roof Repair in South Whittier requires real expertise. That’s the difference in 90605. Our owner, Noel Carrasco, grew up in the Midway City pocket just off Bolsa Avenue and spent 25 years learning exactly how flat roofs, tile systems, and comp shingles fail across Southern California. He built Select Roof Repair on the idea that most leaks get misdiagnosed the first time, and a homeowner deserves a straight answer, not an upsell.
We work with seven major roofing manufacturers: GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral. That matters for South Whittier homeowners because we’re never pushing one brand. If CertainTeed Landmark is the right shingle for your home’s slope and sun exposure, we’ll tell you. If a different product fits better, we’ll tell you that too. The right material for your roof, not ours. We also offer South Whittier service area coverage that includes full inspections, so you can start with an honest diagnosis before any work is scoped.
Styles & brands we work with






Common CertainTeed Roofing Problems We Solve in South Whittier
- Sun-baked granule loss and edge curling on Landmark and XT shingles. South Whittier’s hot, dry summers pound south- and west-facing slopes with relentless UV. After 20 or 30 years, granules shed down to the asphalt layer, and shingle edges start lifting. You’ll spot granules in the gutters after every rain, even a light one.
- Corroded or dried-out flashings and vent boots on 1940s-60s homes. The original metal flashings on mid-century South Whittier stucco bungalows were never designed for five or six decades of heat cycling. They crack, pull away from the wall, and open up during the first heavy winter rain or a Santa Ana wind episode. The shingles look fine; the flashings are done.
- CertainTeed shingles laid over original plank or skip sheathing that has softened. This is the big one in 90605. The shingle looks intact from the street while the deck beneath it is letting go. Somebody patches a leak, and it comes back because the substrate is compromised.
- Nail pops and lifted tabs at valleys and ridge caps. Older South Whittier roof decks shift with the dry heat and cool-night swing. Fasteners back out, shingle tabs lift at the valleys, and water finds its way in through the fastener holes. On a 60-year-old deck, this isn’t a repair issue; it’s a re-deck signal.
- Failed tie-ins where flat garage roofs meet pitched CertainTeed shingle roofs. A lot of South Whittier homes have flat-roof garages or patio covers connected to the main pitched roof. The transition flashing fails first, and water travels sideways into the shingle system. We re-flash the tie-in and re-seal the flat membrane as a system, not two separate roofs.
CertainTeed Service in South Whittier: What Local Conditions Mean for Your Equipment
Here’s what South Whittier homeowners need to understand before they sign any CertainTeed re-roof quote, because it doesn’t apply the same way in La Mirada or Whittier proper. South Whittier is an unincorporated LA County community, which means roof permits go through LA County Building & Safety, not the City of Whittier. We’ve seen contractors pull Whittier city permits for a 90605 address and stall the job for weeks because the county actually governs the permitting, unlike proper East La Mirada CertainTeed service. It’s a paperwork error that costs homeowners time and money, and it happens constantly because the address says “Whittier” while the jurisdiction says “LA County.”
For CertainTeed owners specifically, the unincorporated status combined with 1940s-60s construction means something else. On original South Whittier tract roofs, the skip sheathing and plank decks were cut for the narrow three-tab shingles of the 1950s. A modern CertainTeed Landmark architectural re-roof often needs solid re-decking across the whole plane before any bundle goes down, and that step is invisible from the street but decides the entire tear-off scope in 90605. If your quote doesn’t mention the deck condition, ask why. A re-deck isn’t optional when the original plank deck has been baking since Eisenhower was in office.
On a mid-century bungalow off Telegraph Road in 90605, our crew pulled the original weathered three-tab layers off an XT-era roof and found the plank deck cupped and split under the sun-facing slope. We re-decked that plane solid before laying CertainTeed Landmark architectural shingles and replacing the dried-out vent boots and chimney flashing. The homeowner was told upfront that the deck, not the shingles, would set the price. That’s how we avoid surprise-change calls on these aging tract roofs.
If it’s leaking, it’s telling you something. Let’s figure out exactly what. Call (855) 382-0485 and we’ll walk your South Whittier roof deck with you, or inspect it thoroughly on our own, and give you the straight answer.
CertainTeed Models & Products We Service in South Whittier
We install, repair, and replace the CertainTeed product lines found throughout South Whittier’s 1940s-60s housing stock: Landmark architectural shingles, XT 25 and XT 30 three-tab shingles, Presidential Shake and Presidential TL luxury shingles, and CertainTeed underlayments including RoofRunner and DiamondDeck over low-slope tie-ins. For repairs, we match CertainTeed shingles by line, color, and profile where a patch genuinely makes sense. We use quality underlayments and flashing metals rather than the cheapest substitutes. And on 50-70 year-old decks, we’re honest that a spot patch over failing sheathing or a tired flat tie-in usually buys a year or two, not a decade. We keep common CertainTeed colorways and flashing profiles staged locally so South Whittier turnaround doesn’t stall waiting on a supply house.
See the difference
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AfterCertainTeed Service Pricing in South Whittier
Roofing costs in South Whittier depend on one thing more than any other: what’s under the shingles. If your deck is sound and you need a targeted CertainTeed repair, that’s a smaller job. If the original 1950s plank deck has cupped and split, you’re looking at full re-deck scope before any Landmark bundle goes down, and that’s a structural job, not a shingle swap. What drives the price here:
- Deck condition: Original skip sheathing or plank decks almost always need re-decking once you open the roof.
- Roof complexity: Mixed flat-and-pitch layouts add tie-in flashing work at the flat garage and patio-cover transitions.
- CertainTeed product line: Landmark architectural shingles cost more than XT three-tabs and a lot less than Presidential TL luxury shingles. We’ll show you the difference in writing.
- Permit pathway: LA County Building & Safety permits, which we pull and close correctly for every 90605 job.
Every estimate is free. We give you a written line-item quote, not a round number, so you can see exactly where the cost sits. Call (855) 382-0485 for an exact quote on your South Whittier roof.
Serving South Whittier, CA — Our Local Coverage Area
We’re based in the South Whittier 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 South Whittier
Yes. South Whittier is unincorporated LA County, so roof permits go through LA County Building & Safety, not the City of Whittier. We pull and close the correct county permits on every 90605 job so you’re never stuck with a red tag or a stalled inspection. Call (855) 382-0485 and we’ll confirm the permit path for your address before any work starts.
Because the original 1940s-60s skip sheathing and plank decks in South Whittier were cut for narrow 1950s shingles, and modern CertainTeed Landmark architectural shingles need a solid, continuous fastening surface. Once we pull the old layer, we can see plainly whether the deck is usable or needs re-decking. The shingle quote is never the full story on these tract roofs.
In South Whittier, winter leaks on older CertainTeed roofs almost always trace back to flashings and vent boots rather than the shingles themselves. The original metal flashings on mid-century homes corrode and pull away from the stucco walls. The shingle field stays intact while the transition points fail. We inspect the flashings, valleys, and tie-ins first, because that’s where 90605 winter water actually gets in. Call (855) 382-0485 to schedule a leak inspection – you don’t have to commit to a repair to get a professional diagnosis.
On a South Whittier home with original decking, a full replacement with re-decking is usually the smarter long-term investment. A spot patch over failing sheathing buys a year or two, not a decade. We’ll show you the deck condition in person or in photos, then give you a repair quote and a replacement quote side by side so you can decide with real numbers, not pressure.
Yes. A lot of South Whittier lots have flat-roof garages and patio covers connected to the main pitched CertainTeed roof. We re-flash the transition, repair or replace the flat membrane, and treat the whole system as one roof so water can’t travel sideways into the shingle field. Call (855) 382-0485 for a combined inspection.
Service Areas Near South Whittier
We serve South Whittier and the surrounding communities. If you’re in CertainTeed service in Santa Fe Springs or CertainTeed service in San Joaquin Hills, our crews cover those areas too. We also work in Lynwood, Cudahy, South Gate, and West Rancho Dominguez.
Book Your CertainTeed Service in South Whittier Today
Start with an inspection, then decide. Call (855) 382-0485 to schedule your free CertainTeed roof estimate in South Whittier. We’ll check the deck, the flashings, and the shingle condition, then give you a written quote with real numbers. Roofing only, done right.
Written by Noel Carrasco, Owner at Select Roof Repair, serving South Whittier roofing customers with CertainTeed and six other leading manufacturer lines since 2012.