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Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
IKO Roof Replacement in Houston: What to Know First
IKO roof replacement in Houston typically runs $9,800 – $18,500 for a full tear-off and reroof on an average single-family home, with most jobs completed in 2 – 4 days once materials arrive. As an independent IKO service provider, we replace Cambridge, Dynasty, and Nordic shingle systems throughout Harris County, and we’ll give you a written price before we pull the first shingle. If you own an IKO roof that’s failing, this page covers what actually goes wrong with these products in Houston’s climate, what a proper replacement involves, and what you should expect to pay. Call (254) 566-3573 for a free estimate.

Key Takeaways:
- IKO replacement costs in Houston typically land between $9,800 and $18,500 depending on roof size, decking condition, and shingle line.
- Most IKO failures we see are installation-related: nail placement, underlayment choices, and poor ventilation, not manufacturing defects.
- We’re an independent contractor, not an IKO-authorized installer, which means we fix what’s actually wrong rather than what a warranty rep wants photographed.
- Written price before any work starts, background-checked crews, and a 365-Day Done Right Promise on every job.
How IKO Products Fail – and How We Fix Them
IKO makes a solid shingle. Most of what we tear off in Houston isn’t a product defect; it’s what the Houston climate and a rushed install did to a decent material. Here’s what we actually see on IKO roofs in this market.
- Cambridge nail-line blow-offs in Meyerland and Bellaire. IKO’s Cambridge line has a narrow double nail line that doesn’t forgive sloppy nailing. During a Houston microburst or a Cat 1 tail, shingles nailed high or shallow peel back in sheets. When we replace an IKO roof, we inspect the existing nail pattern first. If the original install was the problem, a simple reroof with the same shingle will fail again unless we correct the fastening method. We hand-nail or calibrate guns to the 1-1/4 inch sweet spot and verify decking thickness before anything goes down.
- Dynasty granule loss in South Houston and Pearland. The Dynasty line’s heavier granule coating handles UV well, but homes with poor attic ventilation cook the mat underneath. We see premature granule shedding at the 8 – 12 year mark on Dynasty roofs where ridge ventilation was skipped or undersized. A replacement that ignores ventilation just burns through the next roof faster. We spec intake and exhaust balance on every Houston IKO job, and for homes with vaulted ceilings we’ll cut in eave-to-ridge airflow before the new shingles touch the deck.
- Nordic shingle curling at the eave lines in Katy. IKO’s Nordic architectural shingle has a thicker profile that traps heat at eave overhangs when drip edge wasn’t installed correctly or soffits are blocked. The first two courses curl up like potato chips within six or seven years. On replacement we pull the old drip edge, inspect the eave decking for water staining, and install new metal edge before the starter course. It’s tedious, it’s necessary, and a lot of crews skip it to save an hour.
- Sun-exposure blistering on south-facing slopes in Sugar Land and Richmond. Darker IKO colorways like Dual Black and Weatherwood absorb serious heat on south and west elevations. Blisters form when moisture from the attic side pushes up through the shingle mat and pops the granule surface. Once blistering starts, the shingle’s compromised. A full replacement is the only honest fix. We’ll talk through lighter color options or cooler-roof-rated products from the other six manufacturers we carry so you’re not repeating the same issue in five years.
- Seal-strip failures on low-slope IKO sections. IKO architectural shingles are rated for slopes above 2:12, but a lot of Houston ranch homes have shallow porch roofs or belly sections that sit at 2:12 or less. The thermal seal never fully bonds, and wind-driven rain walks right under the shingles. On replacement we’ll either add a self-adhered underlayment under the shingle on those sections or convert the low-slope area to a TPO or modified bitumen system. We won’t promise a shingle warranty on a slope that can’t support it.
Styles & brands we work with






Our IKO Roof Replacement Process
Replacing an IKO roof in Houston is less about tearing off shingles and more about catching what the last crew missed. Greg Holloway walks every IKO job himself before a quote is written, and the process runs the same every time.
- 1
Call and site visit. You call, we answer. Greg schedules the walk-through, gets on the roof, and inspects the IKO-specific failure points: nail lines on Cambridge, granule adhesion on Dynasty, eave conditions on Nordic. He’ll take photos and show you what he’s seeing, not just hand you a number.
- 2
Written price before work starts. You’ll know the price before we touch the roof. The estimate itemizes shingle cost, underlayment, decking replacement if needed, flashing, drip edge, and cleanup. No change orders at the door.
- 3
Material decision. If you want to stay with IKO, we’ll spec the right line for your roof’s pitch and exposure. If we think a different product solves the problem better, we’ll say so and show you the numbers. We stock seven manufacturers: GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral.
- 4
Tear-off and decking inspection. The crew removes the old shingles, underlayment, and vents, then Greg or the job lead inspects every sheet of decking. Houston humidity hides rot behind flashing and at valleys. Anything soft gets replaced and priced at the pre-agreed per-sheet rate from your written quote.
- 5
Install and detail. New underlayment goes down first; we use a full synthetic underlayment on every replacement. Then drip edge, starter course, field shingles, ridge cap, and new pipe boots and flashing. We cut in ventilation per the attic math, not just whatever box vent was there before.
- 6
Test and guarantee. We walk the roof with you, check every ridge and valley, run a hose test on flashing areas where it makes sense, and hand you the written guarantee before the crew leaves. If anything fails inside the guarantee period, we come back at no charge under the 365-Day Done Right Promise.
See the difference
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AfterWhat IKO Roof Replacement Costs in Houston
Here are honest numbers for IKO roof replacement in Houston based on what we’ve quoted recently. These are full tear-off and replacement prices including materials, labor, dump fees, and standard decking repair. Your house will move the number up or down depending on roof complexity, pitch, decking condition, and the shingle line you choose.
| Roof Size | IKO Cambridge | IKO Dynasty | IKO Nordic |
|---|---|---|---|
| 1,200 – 1,600 sq ft (small ranch) | $9,800 – $12,400 | $11,200 – $13,800 | $12,500 – $15,200 |
| 1,600 – 2,200 sq ft (typical suburban) | $12,800 – $15,900 | $14,500 – $17,500 | $16,000 – $19,800 |
| 2,200 – 2,800 sq ft (large two-story) | $16,000 – $19,500 | $18,000 – $21,500 | $19,500 – $23,000 |
What moves the price: decking replacement runs $2.50 – $3.50 per square foot of plywood or OSB replaced; steep pitches above 6:12 add 10 – 20%; two-story homes with difficult access add labor; upgraded underlayment and high-wind fastening patterns add a few hundred for most roofs. Call (254) 566-3573 for an exact quote. Estimates are free.

Why Houston Homeowners Call Tilehurst Roofing Houston for IKO Work
Most of our IKO customers came to us after another roofer burned them: the no-show, the price that went up at the door, the repair that lasted three months. We’re a Kingswell family of roofing companies member, founded in 2000, and we run every Houston job the same way: a live person answers your call 24/7, a written price is in your hands before any work starts, and every job carries a written guarantee delivered before the crew leaves. Our techs are background-checked and uniformed, and the same person who walks your roof is the one you’ll talk to about it. We’re not married to one brand. If IKO makes sense for your home, we’ll install it correctly. If an Owens Corning or CertainTeed product is the better call, we’ll say so. You’ll know the price before we touch the roof.
FAQs
A full IKO roof replacement in Houston ranges from about $9,800 to $23,000 depending on roof size, shingle line, decking condition, and pitch. Small ranch homes with Cambridge shingles land at the low end; large two-story homes with Nordic shingles land at the top. Call (254) 566-3573 and we’ll give you a written line-item quote for your exact roof.
No. The price you approve in writing is the price you pay. The only exception is decking replacement, which we quote at a fixed per-sheet rate before the tear-off begins. If we find rot, you approve the extra before we cut a single sheet. We don’t do change orders at the door.
We can, but we’ll be honest with you about whether it makes sense. IKO shingle batches vary slightly in color and granule blend, so a partial replacement on a visible slope can look patched. Houston sun fades shingles fast. If the damage is confined to one slope under 150 square feet, a repair or partial replacement can work. Larger areas almost always look better with a full replacement. We’ll show you samples and pricing either way.
Yes. We pull permits for every full replacement and manage the inspection. Houston requires permits for reroof, and we handle the paperwork as part of the job. The Kingswell Way is to put everything in writing, and that includes the permit documentation.
Most IKO replacements on Houston homes take two to four days from tear-off to final inspection, depending on roof size, decking repairs, and weather. Houston afternoon thunderstorms can add a day here and there; we tarp exposed decking immediately when storms roll in.
Written by Greg Holloway, Owner, Tilehurst Roofing Houston at Tilehurst Roofing Houston, serving Houston and nearby areas.