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Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
IKO Shingle Repair: The Houston Owner’s Guide
IKO shingle repair in Houston typically runs $350 to $900 installed, depending on how many shingles failed and what’s happening underneath them. If the damage is isolated to six or eight shingles on one slope, most repairs finish the same day we start. You’ll usually spot the problem after a storm: granules in the gutter, a shingle flap hanging loose, or a water stain working across the ceiling.
A roof either keeps water out or it doesn’t, everything else is details. And IKO shingles, like every asphalt shingle sold in this market, take a beating from Gulf Coast heat and hurricane-season wind. What matters is catching a failed shingle before the decking underneath starts to rot. That’s the repair that goes from a few hundred dollars to a few thousand.
We stock IKO-compatible shingles on our trucks and install them to match the existing roof. Brennan Roofing Co Houston is an independent roofing contractor. We are not affiliated with IKO, but we install their products regularly alongside GAF, Owens Corning, and CertainTeed.
Which IKO Models This Applies To
IKO has been making shingles for over 70 years, and Houston roofs carry several of their lines. The common ones we see are Cambridge, Dynasty, Nordic, and Marathon. Each has a different exposure, weight, and seal strip design, and mixing them up causes problems that don’t show for a season or two.
Here’s the compatibility gotcha: IKO Cambridge is a metric-sized shingle. It’s wider than the standard imperial-size shingles most American manufacturers produce. You can’t cut a GAF or CertainTeed shingle to fit an IKO Cambridge roof and expect it to seal correctly. The nail line sits in a different spot, the exposure doesn’t match, and the repair looks wrong from the street. On a Dynasty roof, the story is different, but the principle is the same: match the shingle to the model, not just the color.
If you have leftover bundles from the original install, check the wrapper. The product code and color name are printed on it. If not, we identify the shingle by measuring exposure and checking the seal strip pattern. It takes a few minutes on the roof.
On OEM versus aftermarket: IKO’s own shingles are what we recommend for any repair where the roof is less than ten years old. The color match is closest, and the warranty language stays cleaner. Aftermarket equivalents exist, but we’ve seen color drift between manufacturers that’s obvious from the street. For a repair, the premium for the real thing is small enough that it’s rarely worth the gamble.
Styles & brands we work with






Signs Your IKO Shingle Repair Is Failing
- Granules collecting in the gutter or at the downspout. Asphalt shingles shed granules as they age, but a sudden heavy deposit after a storm means the shingle surface took impact damage or the granule bond is failing. Houston’s UV index accelerates this more than most owners realize.
- A shingle flap that lifts and won’t lay flat. The seal strip underneath has lost its bond. IKO shingles use a thermal sealant that activates in heat, but if the shingle was installed too cold or the strip is covered in dust, it never adheres properly. Wind gets under it, and the shingle starts working loose.
- Bare spots or dark patches on the shingle surface. That’s exposed asphalt mat. Once the granules are gone, the sun eats the asphalt in one or two Houston summers, and the shingle gets brittle and cracks.
- A water stain on the ceiling that appears or darkens after heavy rain. This is the failure you can’t ignore. By the time water is inside the house, the shingle has failed long enough to saturate the underlayment. The repair scope just grew.
- Curling corners or edges on shingles that were flat last year. This is usually age or heat. IKO shingles, like all asphalt shingles in Houston, start to curl when the asphalt dries out. A curled shingle catches wind and breaks.
See the difference
Before
After
Before
After
Before
AfterReplacement Cost & What’s Included
Here’s the straight number for the Houston market:
- Small repair (1 to 8 shingles, one slope): $350 to $550. Includes shingles, nails, sealant, and our labor. Most of these finish in under two hours.
- Medium repair (9 to 20 shingles, or damage across two slopes): $550 to $750. May include replacing a section of underlayment if it’s torn or saturated.
- Larger repair (20+ shingles, or repair that includes ridge cap, flashing, or vent work): $750 to $1,200. This is the repair that’s really a partial re-roof of one section.
What drives the range is access. A single-story ranch with a 6/12 pitch is a different job than a two-story with a 10/12 pitch and a chimney in the way. The second factor is what we find under the shingles. If the decking is soft, that’s an added cost we’ll show you before we touch it, in writing, before any work starts.
Every repair includes the shingles, the nails, the sealant, the labor, cleanup, and our 365-Day Done Right Promise. That’s a written guarantee for one full year. If the repair fails within that year, we come back and fix it at no charge.
DIY or Call Us?
Let’s be honest about what’s safe and what isn’t.
You can safely inspect from the ground. Look at the shingle lines. Look for flaps, curled edges, bare spots. Check the gutters for granules. That’s all safe, and it helps you describe the problem when you call.
But getting on a Houston roof in July is not a DIY job. The shingle surface can hit 160 degrees. The pitch on most Houston homes is steep enough that one wrong step puts you in the hospital. And the repair itself, prying up shingles, cutting new ones to fit, nailing through the right spot, sealing them down properly, is the kind of work that looks easy on video and goes wrong fast in real life. A bad repair leaks worse than the original damage.
If you want to know what you’re dealing with before you call, that’s fine. We’ll walk you through what we’re seeing and what it costs. Call (940) 461-8481.
FAQs
In Houston’s climate, an IKO architectural shingle roof typically lasts 15 to 20 years before it needs replacement, with the first repairs usually showing up around year 10 to 12. The heat is harder on shingles than the rain, and south-facing slopes fail first. If your roof is past year 15 and you’re seeing multiple problems, we’ll tell you straight whether repair still makes sense.
In most cases, we can repair isolated shingle damage on an IKO roof without replacing the whole thing. The determining factors are the age of the roof, the condition of the surrounding shingles, and whether the decking underneath is still sound. If the surrounding shingles are brittle and cracking, a repair won’t hold, and we’ll show you why before we recommend anything.
Most IKO shingle repairs finish in one to three hours on site. Smaller repairs, a handful of shingles on one slope, are often done in under two hours. Larger repairs that involve replacing underlayment or sections of ridge cap take half a day.
We stock IKO-compatible shingles on our trucks for the most common Houston colors, including shades that match Cambridge and Dynasty lines. If your exact color isn’t on the truck, we can usually have it from our supplier the same day or next morning. We’ll tell you before we schedule the work whether we have your match in hand.
If you’ve got a damaged IKO shingle and you want a straight answer on what it costs to fix, call (940) 461-8481. We’ll give you a written price before any work starts, and you’ll talk to a live person when you call.
Written by Travis Oakley, Owner, Brennan Roofing Co Houston at Brennan Roofing Co Houston, serving Houston and nearby areas.