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Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
CertainTeed Flashing Replacement: The Orlando Owner’s Guide
We stock and install CertainTeed-compatible flashing replacement in Orlando, with most standard repairs running $340 – $520 installed for a single penetration like a pipe boot or roof-to-wall transition. Our trucks carry the three most common CertainTeed flashing profiles, so on a typical single-story home we’re usually finished same-day once we’re on site. Most Orlando homeowners find out flashing failed the hard way: a slow ceiling stain appears in August, two weeks after a classic 4 PM thunderstorm rolled through, because the metal that should have shed water at a pipe boot or valley gave up after years of Florida sun and rain.
Key takeaways:
- We install CertainTeed-spec flashing, not generic box-store metal bent to “sort of” fit.
- Written price before any work starts – the number on the estimate is the number on the invoice.
- 365-Day Done Right Promise on every flashing repair, in writing, included with every job.
Which CertainTeed Models This Applies To
CertainTeed’s flashing line is built to work as a system with their shingles and underlayments, and the compatibility piece matters more than most homeowners realize. We’re talking about profile-matched pieces: CertainTeed’s pipe flashing boots, valley metal, and wall-step flashing are sized and shaped to integrate with their Integrity, XT, and Landmark shingle lines. The precise profile and gauge thickness varies by application, which is why a “universal” flashing piece from a big-box aisle often leaves a gap at the seam that bead of caulk won’t fix for long.
Here’s the compatibility gotcha we see in Orlando: CertainTeed’s newer peel-and-stick flashing details, especially around chimneys and skylights, use a butyl-based adhesive strip that bonds to CertainTeed’s WinterGuard underlayment. Mix in an off-brand underlayment or a mismatched aftermarket metal, and you can get a bond failure that no amount of roofing cement permanently solves. For most homes, a quality aftermarket flashing made to the same dimensions and gauge works fine and saves money. But when the original roof system is all CertainTeed, we recommend staying in-spec with CertainTeed flashing so the warranty documentation stays clean and the materials actually behave as designed in Orlando’s thermal cycling, which is brutal: a dark roof in July can hit 150°F, then cool 30 degrees in ten minutes when the rain hits.
Identifying what you have is straightforward. Look for the CertainTeed manufacturer’s stamp on the metal itself, or check the roof install paperwork for the product line. If you have neither, we measure the flashing profile on site and match it. Crestview Roofing Co Orlando is an independent service provider and not affiliated with CertainTeed, but we stock their OEM flashing profiles and know exactly how those parts spec against GAF and Owens Corning equivalents when an upgrade or cross-match makes sense.
Styles & brands we work with






Signs Your CertainTeed Flashing Replacement Is Failing
- Water stain on the ceiling after heavy rain. This is the most common first sign in Orlando, and it usually traces back to a pipe boot or roof-to-wall flashing detail. When the metal’s seal fails, water follows the path of least resistance down the roof deck and shows up on your ceiling long before it rots the decking visibly from outside.
- Lifted or curling flashing at the chimney base. Florida’s heat-and-rain cycle makes metal expand and contract constantly. Over ten to fifteen years, the flashing tabs that step into the mortar can separate and lift, leaving a channel for wind-driven rain during our afternoon storms.
- Visible rust or pinhole corrosion on the flashing face. CertainTeed flashing is galvanized or coated for longevity, but coastal air and years of standing water at a valley can accelerate corrosion. A pinhole the size of a pencil lead can leak enough to rot the roof deck over one rainy season.
- Granules collecting in gutters near a wall or skylight. Failing flashing often lets water run sideways under shingles, which loosens granules and shortens the shingle life along that seam. You’ll see a concentrated strip of granular loss, not the even wear of an aging roof.
- Moisture or dampness in the attic along a roof-to-wall intersection. When step flashing behind exterior walls fails, water enters the wall cavity before it ever shows on the ceiling. This is the kind of damage that costs real money to re-frame, so catching it early is worth an inspection.
See the difference
Before
After
Before
After
Before
AfterReplacement Cost & What’s Included
For a single flashing replacement in Orlando, expect to pay between $340 and $520 installed for most pipe boots, roof-to-wall step flashing sections, or small valley repairs. Larger jobs like a full chimney flashing replacement with counter-flashing and new mortar typically run $600 to $950 depending on chimney size and access. The range moves on three things: how much flashing has to be removed to reach the failed piece, whether the roof deck under it needs repair, and whether the roof pitch requires additional safety equipment on site.
Every quote from us is line-itemed and in writing before any work starts. You’ll see the flashing material cost, the labor, the underlayment replacement, and any deck repair separately so you know exactly what you’re paying for. And because we operate under The Relay Standard, you’ll also get before-and-after photos and a digital invoice by text when the job’s done.
DIY or Call Us?
You can safely check the obvious things: look for lifted flashing tabs, visible rust, or missing caulk at the pipe boot collar. You cannot safely replace roof flashing properly without working on the roof surface, and Orlando’s afternoon rain schedule means getting halfway through the job and leaving a water entry point overnight is a real risk. The bigger issue is getting the lap order right: flashing pieces must overlap in the right sequence so water sheds down and out, not under the next piece. Do that wrong and you’ve installed a leak on purpose. If you see ANY signs of water entry, call us at (448) 218-0800 and we’ll get it diagnosed before the next storm cycle, not after.
FAQs
CertainTeed flashing typically lasts 15 to 20 years in Orlando’s climate, but that’s a shorter window than the shingles above it. The thermal cycling and afternoon thunderstorm pattern we get here ages flashing faster than the average U.S. climate. To get the most life out of your flashing, have it checked whenever shingles are replaced. Call (448) 218-0800 and we’ll inspect the flashing along with the shingles during a free estimate.
Small repairs like re-sealing a pipe boot collar or re-caulking a single lifted tab can work as a temporary fix for a season, but once flashing is rusted, lifted, or separated from the underlayment, replacement is the only repair that lasts. We’ll always tell you when a patch will hold and when it won’t, because a patch that fails costs you more in drywall work than the flashing replacement would have. Call (448) 218-0800 for an honest assessment.
A single flashing replacement on an accessible Orlando roof takes 2 to 4 hours once we’re on site, including setup, removal, replacement, and cleanup. More complex jobs like full chimney flashing can take most of a day. You’ll have a written time frame before we start. To schedule, call (448) 218-0800.
We stock the three most common CertainTeed flashing profiles on our service trucks, so many Orlando repairs are done in one visit. If your roof has a less common profile or a specific color-match piece, we’ll source it from our local supplier and have it within days. Call (448) 218-0800 and we’ll confirm over the phone whether your part is on the truck today.
Written by Dylan Pace, Owner, Crestview Roofing Co Orlando at Crestview Roofing Co Orlando, serving Orlando and nearby areas.