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Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Atlas Flashing Replacement: The Fort Lauderdale Owner’s Guide
If you’re looking for Atlas flashing replacement in Fort Lauderdale, here’s the straight answer: we stock Atlas-compatible flashing on our trucks and typically install it for $285 to $640 depending on location on the roof, linear footage, and how much old material has to be pulled out. Most flashing replacements we handle in Fort Lauderdale are completed the same day once we’re on site. Flashing fails quietly. You usually discover it after a hard South Florida rain when a water stain shows up on the ceiling, or when you’re up cleaning gutters and notice the metal has pulled away from the chimney or a wall. By the time you see the stain inside, the flashing has been letting water in for weeks, sometimes months.
We’re an independent roofing contractor in Fort Lauderdale. We install and replace flashing on Atlas roofing systems regularly, but we’re not affiliated with Atlas. What that means for you is simple: we tell you honestly whether the flashing matches your Atlas roof and whether a repair or a full replacement makes more sense.
Which Atlas Models This Applies To
Atlas flashing is not a one-size-fits-all product. The flashing dimensions, material gauge, and profile depend on the specific Atlas roofing system installed on your home. In Fort Lauderdale, we most commonly see Atlas Pinnacle and Atlas StormMaster shingles on residential roofs, and occasionally Atlas Roofing’s glass-faced polyiso insulation board on low-slope commercial work near downtown.
The compatibility gotcha most homeowners don’t know: Atlas shingles carry a thicker profile than many budget brands, which means the step flashing has to be sized to sit flush under the shingle course without lifting it. If someone installs generic step flashing sized for a thinner shingle, you get a visible hump at every wall intersection, and water finds those humps. The right Atlas flashing for a wall-to-roof transition is typically 4-inch by 4-inch by 8-inch step flashing in 26-gauge galvanized or aluminum, depending on whether you’re coastal or inland Fort Lauderdale. Coastal salt air eats standard galvanized flashing faster than many homeowners realize, so homes east of Federal Highway usually need aluminum or a heavier gauge.
OEM Atlas flashing kits exist, but the reality in Fort Lauderdale is that most replacements use quality aftermarket flashing that matches the Atlas profile correctly. The metal doesn’t know whose name is stamped on it, but the dimensions and gauge have to be right. We match them on site.
Styles & brands we work with






Signs Your Atlas Flashing Replacement Is Failing
- Water stains on ceilings or upper walls after rain. Flashing failure lets water run behind the shingle line and into the decking. By the time the stain reaches your drywall, the decking underneath is already wet.
- Curling or lifting step flashing at roof-to-wall intersections. Thermal expansion in South Florida’s heat cycles loosens the fasteners over time. Once the metal lifts, even slightly, wind-driven rain gets underneath.
- Rust or white corrosion powder on exposed flashing. Salt air near Fort Lauderdale Beach accelerates this. Once the galvanized coating is gone, the flashing is weakening and will eventually crack or separate.
- Chimney flashing with visible gaps where the metal meets the brick. Caulk alone doesn’t fix this. Once the counter-flashing separates from the chimney, water pours in at that joint during any real storm.
- Granules collecting in gutters near pipes or walls. That’s often the first sign flashing to shingle seals are breaking down. When the shingle edge lifts around a pipe boot, granules wash off and the mat underneath is exposed.
See the difference
Before
After
Before
After
Before
AfterReplacement Cost & What’s Included
In Fort Lauderdale, here’s what you should expect to pay for Atlas flashing replacement, fully installed:
- Pipe boot flashing: $285 to $410
- Step flashing (per 10 linear feet): $320 to $520
- Chimney flashing (full replacement): $490 to $640
- Valley flashing (per valley): $380 to $590
What drives the range: how many layers of old flashing we have to cut out, roof pitch, single-story versus two-story access, and whether the decking underneath needs patching. We use 26-gauge aluminum or galvanized matched to your Atlas profile and local coastal conditions. Every job includes removal of the failed material, new flashing, sealant where needed, and cleanup. Your written price comes before any work begins, and every repair carries our 365-Day Done Right Promise in writing. If the flashing fails within a year, we come back at no charge.
DIY or Call Us?
You can safely inspect. Climbing a ladder and looking for lifted flashing, rust, or gaps around pipes and chimneys is fine. You can also clear debris from valleys and gutters so water moves the way it should. What we don’t recommend: removing shingles to get at flashing underneath. One wrong move with a pry bar against a brittle Atlas shingle, and you’ve turned a $300 flashing repair into a section replacement. Roof work on a two-story Fort Lauderdale home, especially one with tile accents, is genuinely dangerous without proper tie-offs and footing.
If you see the signs, call us at (754) 354-1224. We’ll tell you what we’re looking at, give you a written price, and you decide from there.
FAQs
Galvanized flashing typically lasts 12 to 18 years in Fort Lauderdale, while aluminum flashing often lasts 20 to 25 years. Coastal homes east of Federal Highway should expect the shorter end of that range due to salt exposure. Call (754) 354-1224 if you want us to check yours.
Sometimes, when the failure is limited to a single pipe boot or one lifted section of step flashing. But patch jobs on flashing with widespread rust or separation usually fail again within a season. We’ll tell you honestly which one applies to your roof, and the written price is yours either way.
Most single-area flashing replacements in Fort Lauderdale are completed in 2 to 4 hours once we’re set up. A full chimney flashing job can run into a full day. We’ll give you a clear time expectation with your written estimate.
We keep common Atlas-compatible flashing profiles, pipe boots, and valley metal on our trucks when we come to your Fort Lauderdale home. We also work with GAF, Owens Corning, and CertainTeed parts for mixed-brand repairs. Most replacements are finished the same visit.
Written by Grant Whitlock, Owner, Mercer Roofing Co Fort Lauderdale at Mercer Roofing Co Fort Lauderdale, serving Fort Lauderdale and nearby areas.