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Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
IKO Roof Repair in San Diego: What to Know First
IKO roof repair in San Diego typically runs $385 to $1,250 for most shingle, flashing, and leak issues, and we complete the majority of IKO repairs in a single visit. We’re an independent IKO service provider, not a manufacturer warranty contractor, so we fix what’s failing on your roof without steering you toward a replacement unless the decking or underlayment beneath the shingles says you need one. If you own a home in San Diego with IKO shingles and you’ve spotted a leak, lifted shingles, or granules piling up in your gutters, this page tells you what’s actually wrong, what it costs, and what we do differently on IKO work. Call (619) 393-3877 and we’ll give you a written price before anyone touches a ladder.
How IKO Products Fail – and How We Fix Them
IKO makes a solid shingle when it’s installed correctly and ventilated properly. But every manufacturer’s product has patterns, and after several years of working on IKO roofs across San Diego, we know where these specific shingles tend to give out first.
- Cambridge series granule loss and balding on south-facing slopes. San Diego’s UV load is relentless, and IKO Cambridge shingles that face due south for 12 to 15 years often shed granules faster than other directions. The shingle isn’t leaking yet, but the asphalt is exposed and aging fast. We document the balding, check whether the mat underneath is still sound, and either coat the exposed area and monitor it or replace the affected shingles before water gets a chance to work in. If we catch it early, it’s usually a repair, not a replacement.
- Nordic and Marathon shingle seal failures at the corners. IKO’s laminated shingles rely on a thermal sealant strip that bonds the tabs once the sun heats them. On San Diego homes with a steady onshore breeze or high exposure at the eaves, we see the corner tabs fail to bond, then flap. A loose tab catches wind, tears, and invites water under the shingle above it. The fix is hand-sealing or replacing the loose tabs, then checking every course below for peeling. It’s a quick repair that a lot of roofers miss by only looking at the leak and not the slope.
- Vent boot and pipe collar failures shadowing IKO shingle leaks. This one matters because homeowners blame the shingle. The IKO shingle above a vent boot can look damp or stained when the real problem is a cracked neoprene collar around the vent pipe. Water runs under the shingle and travels before it shows up on the ceiling. On an IKO repair call, we check the boot first, then the shingle, then the underlayment beneath both. It saves you paying for a shingle-only fix that doesn’t stop the leak.
- Valley and flashing failures at dormers and chimney intersections. IKO shingles in valleys and around chimneys fail because the metalwork beneath them fails first. San Diego homes with older galvanized step flashing get corrosion at the corners, and water wicks under the shingle courses. We pull the affected shingles in the valley or at the chimney line, repair or replace the flashing, then re-install the IKO shingles so the overlap is right. You’ll know the price before we touch your roof.
- Aging underlayment beneath IKO shingles on flat or low-slope sections. San Diego has plenty of homes with low-slope sections wrapped in IKO shingles instead of a proper membrane system. When the underlayment beneath those shingles breaks down, the leak shows up as a wide, dark stain rather than a single drip. We repair the underlayment in the affected area, replace the IKO shingles over it, and tell you straight if that low-slope section should be converted to a membrane when the next full roof comes due.
Styles & brands we work with






Our IKO Roof Repair Process
- 1
You call us. A live person answers, 24/7, not a callback queue. You describe the leak or the damage, and we schedule a visit in a window we actually keep.
- 2
We inspect the roof. Greg Holloway or one of our background-checked technicians walks the slope, checks the IKO shingles and the flashing, and looks under the hood: the underlayment, the decking, the vent boots. We take photos of what we find and show you, because you should see the same problem we see.
- 3
We put a written price in your hands. Before any work starts, you know exactly what the repair costs, line by line. No change orders after the fact, no “we found additional damage” door knock. The price we write is the price we hold.
- 4
We choose the right material. If your IKO shingle line is still in production, we source OEM where availability and price make sense. If it’s discontinued or hard to get in San Diego, we match with a quality aftermarket shingle of the same weight, profile, and color family, and we tell you what we’re using and why before we install it. We also carry material options from GAF, Owens Corning, CertainTeed, Atlas, Tamko, and Boral, so the backup never leaves you waiting on a part that’s not coming.
- 5
We make the repair and test it. The repair goes in, we check the surrounding area for hidden damage, and we water-test where practical or at minimum check every overlap and seal. We leave the site cleaner than we found it.
- 6
We hand you the written guarantee. Every IKO repair leaves with a written guarantee in your hand before our crew gets back in the truck, not mailed later. If that repair fails inside the guarantee period, we return and correct it at no charge under the 365-Day Done Right Promise.
See the difference
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AfterWhat IKO Roof Repair Costs in San Diego
Most IKO shingle repairs in San Diego land between $385 and $1,250 depending on what’s actually wrong. A single vent boot replacement runs $300 to $450. Re-sealing loose Cambridge or Nordic tabs runs $250 to $500 per section. A valley or chimney flashing repair with shingle replacement runs $800 to $1,400. Replacing decking beneath failed IKO shingles pushes the job higher, and we won’t know the decking’s condition until we lift the shingle and look. What moves the price most is the slope geometry, the number of shingles disturbed, and whether the underlayment can be patched or needs a full run. Call (619) 393-3877 for a written estimate. The price we give you is the price you’ll pay, and we don’t add surprise line items after the fact.
Why San Diego Homeowners Call Tilehurst Roofing San Diego for IKO Work
Tilehurst Roofing San Diego is part of the Kingswell family of roofing companies, founded in 2000, and we built this location around a simple set of rules. We say the price before the work, we show up in the window we gave, we leave the place cleaner than we found it, we put the guarantee in writing, and we come back if it fails. The technicians on your roof are background-checked and uniformed, so you know exactly who’s up there. Every repair carries a written guarantee with a free second visit if the fix fails inside the guarantee period. And because we stock and install materials from seven major manufacturers, including IKO, GAF, Owens Corning, and CertainTeed, we’re not trying to sell you a replacement just because we only carry one brand in the truck.
FAQs
In most cases, a repair done correctly by a licensed contractor does not void your IKO warranty. The manufacturer warranty covers defects in the shingle itself, not damage from storms, foot traffic, poor ventilation, or installation errors. What matters is that the repair is done properly, with appropriate materials and without damaging surrounding shingles. We work warranty-safe on every IKO repair, which means we don’t patch over failed flashing, we don’t cover vents, and we don’t leave old shingles in place when the underlayment beneath them is gone. Call (619) 393-3877 and we’ll walk you through what your specific IKO line covers and what it doesn’t.
Yes, and we’ll tell you exactly how close the match is before we order it. IKO has shifted color names and profiles over the years, and not every shade from ten years ago is still in production. If your line is discontinued, we find a quality aftermarket shingle in the same weight class and color family, then show you a sample against the existing roof in daylight before we install. Sometimes the right call is to use the leftover bundle in your garage or under the deck, if you kept one, which a lot of San Diego homeowners do without realizing it. Call (619) 393-3877 and we’ll help you figure out exactly what you’re looking at.
Most IKO leak repairs are done in one visit, and if a live person books your call, we’ll work with the urgency the leak deserves. A leaking roof that’s actively dripping into the house gets addressed as quickly as we can get a technician there, and we’ll make a temporary covering call if the weather is against us. The repair itself usually takes two to four hours depending on the scope. Call (619) 393-3877 and tell us what you’re seeing, and we’ll give you a straight answer about timing.
Repair makes sense when the failure is isolated: a torn shingle, a rusted vent boot, a cracked piece of flashing, a small soft spot. Replacement is the honest call when the decking is rotting across a large area, the underlayment is failing in broad patches, or the shingles are so granule-bald in multiple locations that repairs would be pasting over a roof that’s already done. We show you the photos, the moisture readings, and the price for both paths, and we don’t push a replacement you don’t need. Call (619) 393-3877 and we’ll tell you straight what your IKO roof is telling us.
Written by Greg Holloway, Owner, Tilehurst Roofing San Diego at Tilehurst Roofing San Diego, serving San Diego and nearby areas.