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Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Tamko Roof Repair in Dallas: What to Know First
Tamko roof repair in Dallas typically runs $325 – $680 for the repairs we handle most weeks: shingle replacement, flashing fixes, and vent boot reseals. Most Tamko repair jobs are done in a single visit, with a written price before any work starts and a 365-day guarantee on every repair. We’re an independent Tamko service provider – not affiliated with or authorized by the manufacturer – but our crews work on Tamko roofs across Dallas every month, from Lakewood to Richardson.
If you own a Tamko roof that’s leaking, lifting, or losing granules, this page tells you what’s actually happening up there, what it costs to fix, and who you should let through your front door. Call (432) 302-5605 for a free estimate – a real person answers, day or night.
How Tamko Products Fail – and How We Fix Them
Tamko makes a solid shingle, but every product line has its known trouble spots in North Texas weather. Here’s what we see on Dallas roofs, series by series:
- Heritage line – granule loss and nail pops after hail. Tamko Heritage shingles are everywhere in Dallas, and their granule coating takes a beating from spring hailstorms. We see patches where the granules are gone but the mat is still intact, which isn’t a leak yet – but it will be. The fix is usually a targeted shingle replacement in the damaged slopes, matched to the existing color. In Preston Hollow this spring, we replaced granule-stripped Heritage shingles on three houses on one street, all from the same April storm. Hail doesn’t check zip codes.
- Elite Glass-Seal – wind-driven rain getting past worn sealant. The Elite Glass-Seal line has a strong adhesive strip, but after eight or ten Texas summers, that sealant bakes hard and lets go. Homeowners call us about interior ceiling stains that only appear after storms with heavy wind. The repair is lifting the shingles, cleaning the old adhesive, and re-sealing with a proper sealant – not caulk. Caulk is a temporary band-aid that fails again in twelve months. We don’t use it for sealant work.
- Titan XT – cracking at the nail line from improper fastening. Tamko’s Titan XT is a heavier shingle, and we like it. But we regularly find cracks radiating from the nail line on Titan XT roofs that were installed with the wrong fastener length or overdriven nails. The crack lets water in slowly, and by the time you see a stain, the decking underneath is already compromised. Our fix: replace cracked shingles, but also check the nailing pattern in the surrounding area. If the original installer missed the nailing zone, more cracks are coming.
- MetalWorks steel shingles – loose fasteners and expansion noise. For Dallas homeowners with Tamko MetalWorks, the most common repair call is a loose fastener that lets the panel lift in high wind. It sounds like a popping noise when the sun hits the roof in the morning. We secure the panel with matching fasteners and replace the rubber grommets that degrade from UV exposure. If the substrate underneath has rusted, that gets treated before the new fastener goes in.
- Flashing failures – the real culprit on most Tamko leak calls. Here’s the thing most roofers won’t say plainly: about half the “shingle leaks” we investigate on Tamko roofs in Dallas turn out to be flashing failures at chimneys, skylights, or wall intersections. The shingles are fine. The metal is not. We fabricate and install new flashing, re-bed the counterflashing, and seal everything with a proper roof cement. The repair is specific, the price is written down, and the work is guaranteed for 365 days.
Styles & brands we work with






Our Tamko Roof Repair Process
Every Tamko repair we do in Dallas follows the same sequence. No surprises, no shortcuts.
- 1
The call. You reach a live person at (432) 302-5605. We ask what you’re seeing – stains, missing shingles, granules in the gutter – and schedule a visit. Before we arrive, you get the technician’s name and photo sent to you. You’ll know exactly who’s at the door.
- 2
The inspection. Our technician badges in with photo ID, walks the roof, and takes photos. We look at the shingles, the flashing, the sealant, and the decking from the attic side if we can access it. You get a plain-English explanation of what’s wrong. No jargon without a translation.
- 3
The written price. Before any work starts, you get a line-item price in writing. That’s the price. It doesn’t change after the job begins. If we find something unexpected that affects the scope, we stop and talk to you first.
- 4
The repair. For shingles, we match the Tamko line and color as closely as Texas sun-fading allows. We source new Tamko shingles or a quality color-matched aftermarket equivalent when OEM isn’t available quickly. For flashing, vents, and valleys, we use materials that meet or exceed the original spec. If we’re cutting into your roof, we check the decking underneath – if it’s rotted, we show you and quote the repair separately. We don’t shingle over bad wood.
- 5
The test. Every repair gets a water test with a controlled hose spray. We don’t assume it’s fixed. We watch it drain.
- 6
The guarantee. Every repair carries our 365-Day Done Right Promise in writing. If the repair fails within a year, we come back and make it right at no charge. That’s not a courtesy. It’s the deal.
See the difference
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After
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AfterWhat Tamko Roof Repair Costs in Dallas
Here’s what we charge for the Tamko repairs we handle most. These are real ranges from our Dallas work, not national averages:
| Repair Type | Typical Range |
|---|---|
| Shingle replacement (small area, 2 – 10 shingles) | $325 – $525 |
| Leak repair (locate + fix, includes flashing or sealing) | $450 – $680 |
| Flashing repair (chimney, wall, or skylight) | $425 – $750 |
| Flat roof patch (modified bitumen or TPO) | $400 – $650 |
| Vent boot repair or replacement | $275 – $425 |
| Valley repair (woven or metal valley) | $500 – $850 |
What moves the price: roof pitch and height, accessibility, the extent of decking damage, and whether you want OEM Tamko shingles or a quality color-matched aftermarket. We’ll show you both options and let you decide. Call (432) 302-5605 for a free estimate with a written price – before any work starts, always.
Why Dallas Homeowners Call Mercer Roofing Co Dallas for Tamko Work
Because a roof repair is only as good as the person holding the nail gun. Every technician we send to a Tamko job in Dallas is background-checked, identity-verified, and held to the Threshold Verified standard. They arrive in a clean, marked uniform with a photo ID badge. You get their name and photo before they arrive. No surprises at the door, and no guessing who’s on your roof.
We work with Tamko every week, but we also install and repair GAF, Owens Corning, and CertainTeed. That matters because it means we’re not a one-brand shop trying to sell you a full replacement every time a repair would do. Grant Whitlock tells newer homeowners the same thing he tells his own neighbors: most Tamko roofs in Dallas have years of life left in them. We fix what’s broken and leave the rest alone. A roof shouldn’t be something you worry about. Let’s make sure yours isn’t.
FAQs
Generally no – a repair done by an independent contractor does not automatically void a Tamko warranty. What voids warranty coverage is improper installation, not repair work itself. That’s why we document every repair with photos and written descriptions. If Tamko ever asks what was done to your roof, you’ll have a record. And our own 365-Day Done Right Promise covers our work in writing regardless of what Tamko decides. Call (432) 302-5605 if you want us to look at a warranty question on your specific roof.
Yes, in most cases. Tamko’s color runs do shift over the years, and Texas sun fades shingles fast, so a brand-new bundle won’t always blend seamlessly with ten-year-old shingles. We source the correct line and color name, then select the closest visual match from current stock. For small repairs, the blend is usually excellent. For large sections, we’ll show you photos of how the patch will read from the street before you commit to anything.
For active leaks, we typically get a technician to your house within 24 to 48 hours, often sooner during storm season. A live person answers the phone 24/7 at (432) 302-5605, and we prioritize homes with water coming through the ceiling. If it’s not an active leak, we schedule at the next available slot and send the tech’s name and photo ahead of time. Call us for a free estimate.
The honest answer depends on the age of the roof, the extent of the damage, and the condition of the decking underneath. A roof with granule loss on one slope needs repair. A roof with multiple leaks, missing shingles across several slopes, and soft decking likely needs replacement. We don’t recommend replacement unless the numbers support it. You’ll get a straight answer from us, and a written price for whichever path makes sense. Call (432) 302-5605 for an honest assessment.
Yes. Tamko has strong distribution in North Texas, so most Heritage, Elite, and Titan XT shingles are available from local suppliers within a day or two. If your specific line has been discontinued or is on backorder, we’ll offer a quality color-matched aftermarket equivalent and tell you the trade-offs before we use it. There’s no guessing game on parts. We show you what’s going on the roof and why.
Written by Grant Whitlock, Owner, Mercer Roofing Co Dallas at Mercer Roofing Co Dallas, serving Dallas and nearby areas.
Ready to fix your Tamko roof? Call (432) 302-5605 for a free estimate. A live person answers, and every repair comes with a written price and a 365-day guarantee.