Masonry repair
Sweep & inspection
Caps & crowns
Flue relining
Gas fireplace serviceLevel 1 sweep and inspection to the NFPA 211 annual standard - flue, crown, cap, and flashing checked and photographed
Chimney sweep logs do not sweep chimneys. They loosen some creosote - which then falls where a brush and vacuum still have to collect it.
Gelco Chimney Repair in Miami: What to Know First
Gelco chimney repair in Miami runs $195 to $2,800 depending on what failed, and we complete most Gelco jobs in one visit. We’re an independent Gelco service provider, which means we diagnose your chimney honestly and use parts that match or exceed the original spec without voiding your warranty. If you own a Gelco chimney cap, damper, chase cover, or flue component and something’s not right, call (786) 305-7861 and describe what you’re seeing. We’ll give you a straight answer and a written price before any work starts.
How Gelco Products Fail, and How We Fix Them
Gelco makes solid products. But Miami’s salt air, tropical downpours, and hard summer UV beat on exterior chimney components harder than almost any climate in the country. Here’s what we actually see on Gelco jobs in Miami, week after week.
- Gelco multi-flue chase covers rusting at the seams. The Gelco stainless chase covers hold up well inland, but in Miami the seam welds and fasteners take the hit first. We see pinhole rust at the screw-down edges on homes from Coral Gables to Kendall within five to eight years. Our fix: remove the cover, treat the rust, and reseal with a marine-grade sealant or replace the cover entirely if the metal’s too far gone. It’s a straight call once we’re on the roof.
- Gelco top-mount dampers sticking from humidity and salt crystallization. A Gelco damper should open and close smooth. In Miami, the cast aluminum housing collects salt residue and the pivot points gum up. We clean the pivot, check the spring tension, and lubricate with a dry graphite that won’t attract grime. If the cable’s frayed, we replace the cable assembly, not the whole damper, when the housing is still sound.
- Gelco chimney caps with bent or broken spark arrestor mesh. The mesh on Gelco caps takes a beating from high-wind storms and debris. Bent mesh lets birds and embers through, and it’s not worth straightening. We measure, match the mesh gauge to the original, and swap in new mesh. Takes under an hour and costs far less than a full cap replacement.
- Gelco clay flue liners cracked from thermal shock. Older Miami homes with original Gelco clay liners often show vertical cracks from years of hot fires followed by damp, humid air. A cracked liner lets exhaust and heat reach the masonry around it. We assess with a camera, then quote either a HeatShield resurfacing job or a DuraFlex stainless liner, whichever fits the chimney and the homeowner’s budget. We’ll show you the camera footage before you spend a dime.
- Gelco masonry components spalling in Miami’s rain-and-heat cycles. Gelco’s prefab masonry chimney sections absorb water through hairline cracks. Miami’s wet season saturates the material, the sun bakes it, and the face starts popping off. That’s spalling. We cut out the failed material, repoint the joints with a compatible mortar, and usually recommend a breathable waterproofing treatment to slow the next cycle. Hank Delano has repaired enough of these to tell you honestly when a patch buys you five years and when it’s time to rebuild the stack.
Styles & brands we work with
Our Gelco Chimney Repair Process
Here’s how a Gelco repair call goes with us, from phone to cleanup. No mysteries, no surprise line items.
- 1
You call (786) 305-7861. A live person answers. You tell us what you saw, heard, or smelled. If you snapped a photo, even better.
- 2
We schedule a visit. You get a real arrival window, and our technician shows up in a uniform, background-checked and ready.
- 3
We inspect the Gelco component. Camera where it helps, direct eyes where it doesn’t. We name the exact failure, not a vague “it’s old.”
- 4
You get a written price. Parts, labor, everything. It’s the price you approve, and it doesn’t move at the door. Every Gelco repair gets this, no exceptions.
- 5
We fix it. OEM Gelco parts when they’re the right call, quality aftermarket equivalents from trade brands when they’re better or faster. We tell you which and why.
- 6
We test and document. We verify the fix, photograph the completed work, and leave the area clean. Then we hand you the 365-Day Done Right Promise in writing.
See the difference
Before
After
Before
After
Before
AfterWhat Gelco Chimney Repair Costs in Miami
| Repair | Typical Miami Price |
|---|---|
| Gelco damper cleaning and cable adjustment | $195 – $350 |
| Gelco cap mesh replacement | $250 – $450 |
| Gelco chase cover reseal | $300 – $600 |
| Gelco chase cover replacement (stainless) | $800 – $1,600 |
| Clay flue liner repair or HeatShield resurfacing | $900 – $2,200 |
| Full chimney rebuild with Gelco or equivalent components | $1,800 – $2,800 and up |
Materials are the biggest swing factor, then roof access. A steep Coral Gables roof with a tight chase costs more to work on than a flat Brickell access point. We give the full written price before we touch a single tool, so you always know the number. Call (786) 305-7861 for a free estimate on your specific Gelco repair. There’s no charge to come look.
Why Miami Homeowners Call Flint Chimney Co Miami for Gelco Work
We’ve been part of the Garrison Partners family since 2002, and every Gelco repair we do carries the 365-Day Done Right Promise in writing. If a covered repair fails within one full year, we come back at no charge. That’s not a slogan. It’s the Garrison Standard, and it applies to every chimney we touch in Miami. Our techs work with Gelco products regularly, but we also carry and install DuraFlex liners and HeatShield resurfacing material, so when a Gelco chimney needs a solution Gelco doesn’t make, we don’t improvise or oversell. We spec what the chimney needs. And if you call us at 3 p.m. or 3 a.m., a person picks up.
FAQs
No, not when the repair is done properly with compatible materials. As an independent Gelco service provider, we follow manufacturer specs and use OEM or equal-quality parts. If you have warranty coverage, we’ll help you understand exactly what it does and doesn’t protect before you approve any repair.
Yes. Gelco components are distributed through trade channels we order from regularly. For some older or discontinued Gelco lines, we source quality aftermarket equivalents from names like DuraFlex and HeatShield that match or exceed the original spec. We’ll tell you which route we’re taking and why, in writing, before we start.
Most Gelco repairs are done in one visit, usually within a week of your call, depending on what we need to order. Dampers, caps, and chase covers are often stocked or available next-day in the Miami area. Full rebuilds take longer. When you call, we’ll give you an honest timeline, not a vague “soon.”
That depends on what we find. A sticky damper or bent mesh is a repair. A rusted-through chase cover is a replacement. A cracked clay liner usually calls for a liner solution, not a patch. We’ll show you the condition with a camera when it matters and give you a straight recommendation. If it can wait, Hank will tell you it can wait.
Yes, every Gelco repair we perform comes with the 365-Day Done Right Promise, a written guarantee valid for one full year from the service date. If a covered repair fails during that year, we return free of charge. That’s the deal, in writing, on every job.
Have a Gelco chimney that needs attention in Miami? Call (786) 305-7861 and tell us what you saw. We’ll tell you what it costs.
Written by Hank Delano, Owner, Flint Chimney Co Miami at Flint Chimney Co Miami, serving Miami and nearby areas.