A Mercer company - serving Torrance, CA

IKO Roofing Company Nationwide

Metal roofingMetal roofing
Architectural shinglesArchitectural shingles
Tile roofingTile roofing
GAFGAF
Owens CorningOwens Corning
Flat & low-slopeFlat & low-slope
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IKO Roofing Company in Torrance: What to Know First

IKO roofing repair in Torrance typically runs between $350 and $1,200 for most shingle repairs, while full IKO roof replacements start around $11,000 and can reach $24,000 depending on roof size, pitch, and whether we’re pulling off old layers. Most IKO repairs in Torrance take us half a day to complete, and we’ll give you a written price before any work starts so you know exactly what the invoice will say. If you own an IKO roof in Torrance and you’re seeing granule loss, curling shingles, or evidence of leaks around vents or flashing, this page will walk you through what’s happening up there and what it costs to make it right.

Roofing crew using a conveyor belt to lift shingles to a roof nationwide

Call (424) 435-5428

We’re Mercer Roofing Co Torrance, and we’ve worked on thousands of IKO roofs across Torrance, from the low-slope homes near Del Amo Fashion Center to the steeper traditional roofs up in Southwood. Call (424) 435-5428 and a real person answers, day or night.

How IKO Products Fail – and How We Fix Them

  • IKO Cambridge granule loss on south-facing slopes. The Cambridge line is common on Torrance homes, and we see a pattern: south- and west-facing slopes bake in the afternoon sun, the asphalt in the shingle oxidizes faster, and granules start washing down into gutters within 8 to 12 years. You’ll see black patches where the fiberglass mat is showing through. We replace the affected slopes with Cambridge AR (the algae-resistant version) when it matches the existing color, and we always check the underlayment below for brittleness before we nail anything down.
  • IKO Marathon curling at the eaves. Marathon shingles are thick and durable, but when attic ventilation is poor in Torrance homes built before current code, heat and moisture push up from inside and make the shingle edges lift. The shingles take on a wave-like appearance along the bottom three courses. We don’t just re-nail curled shingles; that fails within a season. We assess ridge and soffit ventilation first, then replace the damaged courses and recommend ventilation improvements if needed. Fixing a bad vent layout is the actual fix.
  • Nordic shingle tabs tearing at fasteners during wind events. IKO’s Nordic line has a distinctive cut that looks great on Torrance homes, but the deep notches create tabs that can catch the Santa Ana winds. We find tear-through damage where the nail held but the shingle tore around it, especially on exposed gable edges. The repair is selective tab replacement with a six-nail pattern (not four) on anything we re-set, plus a reinforcing bead of roofing sealant under the tab edge.
  • Flashing failures around IKO valley installations. Most IKO roofs in Torrance were installed with standard valley flashing, but we regularly see open-metal valleys that were never re-sealed after installation, or W-style valleys where the folded seam has corroded near the ocean. The marine layer off the Pacific keeps flashing metals damp for hours every morning. We replace with galvanized or aluminum valley flashing, re-lap the IKO shingles per manufacturer spec, and seal all exposed nail heads.
  • Sealant staining and bleed-through on light-colored IKO shingles. IKO’s lighter colorways, like Harvard Slate and dual grays, sometimes show dark staining around penetrations where installers used the wrong sealant. Asphalt-based caulks bleed into the granules and stain them permanently. You can’t remove the stain. We replace the stained shingles and use a non-staining urethane-based sealant that won’t leach into the granule surface. On Torrance homes where we want it to look right, we also color-match the replacement shingles against the roof’s current faded state rather than the original color.
Explore

Styles & brands we work with

Architectural shingles
Architectural shingles
Metal roofing
Metal roofing
Tile roofing
Tile roofing
GAF
GAF
Owens Corning
Owens Corning
Flat & low-slope
Flat & low-slope

Our IKO Roofing Company Process

  1. 1
    Call and describe what you’re seeing. When you call (424) 435-5428, a live person answers, not a voicemail. Tell us what’s happening; we’ll ask the right questions so we arrive prepared.
  2. 2
    On-site inspection with photos and measurements. We walk the roof, identify the IKO line and age, check the underlayment, decking, flashing, and ventilation. We take photos so you can see what we see from your kitchen table.
  3. 3
    Parts and materials decision. If we’re replacing shingles, we source OEM IKO product that matches the color and line where it’s available. Where discontinued, we recommend comparable aftermarket material that meets the same wind and impact rating, and we tell you the difference before you decide.
  4. 4
    Written price, then approval. You get the full price in writing before any work starts. That number is the number on the invoice. No surprises, no change orders unless we uncover something structural and you approve it first.
  5. 5
    The repair or replacement. Our techs arrive in marked uniforms with photo ID badges. Your tech’s name and photo are sent to you before they arrive, so you know exactly who’s at your door. We handle the full scope, from replacement shingles to flashing, underlayment, and sealing.
  6. 6
    Final walkthrough and written guarantee. We inspect the work with you, confirm the repair is sound, and hand you a written guarantee covering the workmanship. If that repair fails within 365 days, we return and make it right at no charge.
Before & after

See the difference

Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

What IKO Roofing Company Costs in Torrance

  • Minor IKO shingle repair (5 – 15 shingles): $350 – $750
  • Flashing repair or replacement around a vent, pipe, or chimney: $400 – $900 per penetration
  • Valley re-flashing on IKO roofs: $800 – $1,600 per valley
  • Large repair (20 – 50 shingles plus underlayment): $1,200 – $2,800
  • Full IKO re-roof (tear-off and new IKO shingles): $11,000 – $24,000 depending on tear-off, decking condition, and roof complexity

What moves the price in Torrance? Roof pitch, number of penetrations, decking rot under the shingles, and how much flashing needs to be re-worked. Homes closer to the coast often have corrosion issues that add to flashing costs. Call (424) 435-5428 for a free estimate, and we’ll give you the exact number in writing before work starts.

Why Torrance Homeowners Call Mercer Roofing Co Torrance for IKO Work

We’ve been doing this since 2000, and Grant Whitlock, our owner, has spent more than a decade running IKO roof crews across Torrance. He knows what the marine layer does to fasteners near Del Amo, and he knows which IKO lines hold up on the south-facing slopes of Southwood. More importantly, he built this company on a simple promise: you get the price in writing before work starts, and that number doesn’t change unless you approve it first. Every repair carries a written, 365-day guarantee. If the work fails within a year, we return at no charge. Our techs arrive in uniform, with photo ID badges, and we send you their name and photo before they arrive. We work with IKO and other manufacturer-recognized brands including GAF, Owens Corning, and CertainTeed, so we’re never trying to talk you into a brand we happen to carry. The roof is only doing its job when you never have to think about it. We handle the thinking; you get the roof back.

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