Tile roofing
Architectural shingles
Metal roofing
GAF
Owens Corning
Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Owens Corning Gutter Replacement: The Miami Owner’s Guide
If you have Owens Corning gutters on your Miami home and a section has pulled away, rusted through, or is dumping water against your foundation, replacement runs between $380 and $900 installed for a typical 20 to 30 foot run, including removal of the old section and new hardware. We stock Owens Corning-compatible gutter profiles and most replacements are completed in a single visit. What usually tips owners off is water spilling over the edge during a downpour, a visible sag between brackets, or rust stains bleeding down the fascia board – by the time you see any of those, the section is already past patching.
We’re an independent Miami roofing contractor, not a division of Owens Corning, but we install their gutter components regularly because they hold up better than most in salt air and afternoon thunderstorms. Greg Holloway has been working roofs across Miami for years, and we’ve replaced enough failed gutter runs to know exactly what fails first and what’s worth fixing.
Which Owens Corning Models This Applies To
Owens Corning’s gutter line breaks into two main profiles: the 5-inch K-style and the 6-inch half-round. The 5-inch K-style is the workhorse on most Miami single-family homes built after 1990, and it’s the one we see fail most often. The 6-inch half-round shows up on older Coral Gables and Coconut Grove homes, especially where barrel-tile roofs already push a lot of water into a narrower channel. Half-round replacements cost more because the hangers and end caps are less common, and matching the existing patina on an older home takes more care.
The compatibility gotcha most owners miss: Owens Corning K-style gutters use a specific hanger spacing pattern that does not match every aftermarket bracket. If a contractor swaps in generic brackets without adjusting the spacing to Owens Corning’s spec, the gutter will sag within a year. We use Owens Corning OEM hangers on their gutter runs because the spacing matters, not because it’s the only option. Aftermarket sections can work fine if the profile matches and the installer knows to check the hanger spacing, but we default to OEM for a cleaner fit and a tighter seal at the seams.
Styles & brands we work with






Signs Your Owens Corning Gutter Replacement Is Failing
- Water spilling over the lip during normal rain. Miami afternoon storms drop a lot of water fast. If the gutter can’t channel it, the issue is usually debris blocking the downspout or a section that’s lost its slope. Clear the downspout first, then look at the angle.
- Sagging between the brackets. Owens Corning’s hanger spacing is tighter than most generic installs. When a previous contractor used fewer hangers than spec, the aluminum stretches and creates a low spot where water pools and adds weight.
- Rust streaks on the gutter face or the fascia behind it. Salt air accelerates corrosion, especially on the hidden back side where the gutter touches the wood. By the time rust shows on the front, pinhole leaks are already forming behind.
- Seam separation at the joints. Owens Corning sections are joined with sealant that breaks down under constant UV and expansion cycles from Miami’s heat. Once the sealant dries and cracks, water drips through and rots the fascia board underneath.
- Downspout pulling away from the wall. The straps holding the downspout to the stucco or concrete block corrode first. Loose downspouts put sideways stress on the gutter outlet, and that stress eventually cracks the connection from the inside.
Replacement Cost & What’s Included
A typical Owens Corning gutter replacement in Miami runs $380 to $900 installed for a 20 to 30 foot run. The range depends on three things: whether it’s a 5-inch or 6-inch profile, whether the fascia board behind the gutter needs repair, and how many stories up the crew is working. Second-story gutter work on a Miami home adds roughly $150 to $250 because of ladder setup and safety rigging on uneven ground or pavers.
Every replacement quote includes removal and disposal of the failed section, new Owens Corning or spec-matched gutters, new hangers at the correct spacing, seam sealing, and a written line-item price before any work starts. That part isn’t optional for us. You’ll know the material cost, the labor cost, and the warranty terms in writing before we pull a single old bracket off. The work itself is covered by our written guarantee, and if the repair fails inside the guarantee period, we come back at no charge under the 365-Day Done Right Promise.
Call (850) 613-1762 for an exact quote on your gutter run. Estimates are free, and the price we hand you is the price you pay.
See the difference
Before
After
Before
After
Before
AfterDIY or Call Us?
Gutter replacement sits in a gray zone. Replacing a short first-story run on a simple ranch is doable if you’re comfortable on a ladder and you match the Owens Corning hanger spacing exactly. But Miami homes have two things working against the DIY route: the height and the rot. Most two-story Miami houses put the gutters 18 to 22 feet up, which is beyond safe ladder work for anyone who doesn’t do it daily. And when you pull an old gutter off, you often find the fascia board behind it is soft from years of hidden leakage. That’s a second repair most homeowners don’t expect, and it’s where the real cost shows up.
We see this on Coral Gables homes regularly, especially the older barrel-tile construction where the gutters have been hanging for 30 years. If the fascia needs replacing, a professional should handle it. Ladder work on two-story stucco walls in wet conditions is genuinely dangerous. Know the price before we touch the roof, that’s the only way I know how to work. Call (850) 613-1762 and we’ll inspect the run and hand you a written price.
FAQs
Owens Corning aluminum gutters typically last 15 to 20 years in Miami’s climate, but the sealant at the seams usually fails around year 8 to 12 and needs re-sealing before the metal itself wears out. Salt air from the coast shortens that lifespan on beachside properties by a few years. Call (850) 613-1762 if your gutters are past the 10-year mark and showing rust or seam leaks, we’ll tell you honestly whether it’s a repair or a replacement.
Small holes and minor seam leaks can be patched and re-sealed for $150 to $300, but any section with visible rust-through, sagging between brackets, or a cracked outlet is a replacement, not a repair. Patching a structurally compromised section throws good money at a gutter that will fail again in the next storm season. Call (850) 613-1762 for an honest assessment before you spend on a patch that won’t hold.
A single-story 20 to 30 foot Owens Corning gutter replacement takes 2 to 3 hours including removal of the old section and cleanup. Two-story work or fascia repair adds a couple of hours, and in either case we complete the job the same day we start. We leave the old material cleaned up and hauled off, not piled by the curb.
We stock Owens Corning 5-inch K-style sections, hangers, end caps, outlets, and downspouts on the truck, so most replacements are done on the first visit. The 6-inch half-round profile is special-ordered because it’s less common, and we’ll tell you the lead time before you approve anything. We also keep GAF and CertainTeed parts on hand when spec matching matters for the rest of the gutter run.
Call Tilehurst Roofing Miami for Owens Corning Gutter Replacement
If your Owens Corning gutters are failing, get a written price from a crew that shows up when it says it will. Call (850) 613-1762 for a free estimate. We’ll inspect the run, tell you what’s actually wrong, and hand you a line-item price before any work starts. Live person answers, 24/7.
Written by Greg Holloway, Owner, Tilehurst Roofing Miami at Tilehurst Roofing Miami, serving Miami and nearby areas.