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Chimney Brothers Co
(645) 224-9996
Chimney Chase Repair Β· Key West, FL

Chimney Chase Repair in Key West, FL

Looking for chimney chase repair in Key West? Chimney Brothers Co is your local, family-owned Key West team β€” honest assessments, upfront pricing, and same-day service when it's urgent.

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What You Can Count On

Free, Upfront Estimates

No trip charge and no hidden fees β€” you get a clear price before any work starts.

Same-Day Service

Urgent leak or a failed inspection? We can often get to you the same day.

Family-Owned & Local

A local Florida team that treats your home like our own and stands behind the work.

Factory-built fireplaces with metal flue systems are common in Key West homes built or updated in the last several decades, and their chimneys are typically enclosed in a wood-framed chase β€” a box structure that surrounds and protects the flue pipe. In a coastal environment like the Keys, that chase takes a beating. Moisture intrusion, salt-air degradation of the siding and top cover, and the stress of hurricane-season wind loads combine to create structural problems in chases that can compromise the fireplace system and allow water into the home.

Chimney Chase Repair: What the Work Looks Like

The kind of chimney chase repair work we handle for Key West homeowners β€” swipe to see more.

What Our Chimney Chase Repair Service Includes

Chase Cover Replacement

Rusted or pooling chase covers replaced with a properly-sloped, fitted cover.

Seam & Seal Repair

Leaking seams and penetrations on the chase sealed to stop water entry.

Chase & Framing Repair

Moisture-damaged framing and siding on the chase structure repaired.

Storm-Ready Finish

Built to handle wind-driven rain so the prefab system stays dry.

Why Key West Homes Need Chimney Chase Repair

The most frequent chase problem we encounter in Key West is a deteriorated or missing chase cover β€” the metal cap that sits on top of the chase enclosure and sheds water away from the framing. Without an intact cover, rainwater runs directly into the chase, saturating the framing, rusting the flue pipe, and eventually showing up as water damage inside the home. We also find siding that has lifted or buckled from wind or moisture, and in some cases framing damage from long-term water exposure that wasn't caught early enough.

Chase repair work depends on what we find. A deteriorated cover gets replaced with a properly fitted, corrosion-resistant unit β€” for Key West's salt environment, galvanized is a minimum and stainless is a better long-term choice. If the siding has failed, we replace it with material suited for coastal exposure and seal all seams correctly. Structural framing repairs are handled when the damage warrants it. We do not simply cover surface problems without addressing what caused them.

If your wood-chase chimney hasn't been professionally looked at since the last major storm season, it is worth adding to your inspection list. The chase cover and siding take the brunt of wind-driven rain from a tropical system, and damage is not always visible from the ground. Getting ahead of chase deterioration is considerably less expensive than waiting for water to find the framing inside.

Signs You Need Chimney Chase Repair

  • Rust streaks running down the sides of a metal-topped chimney chase
  • Water pooling on top of the chase cover instead of draining off
  • Leaks or stains showing up near a prefab (factory-built) fireplace
  • Damaged, soft, or rotting siding on the chase structure

How It Works

Call or Request a Quote

Tell us what's going on with your Key West chimney or fireplace and we'll set a time that works.

Free On-Site Assessment

We come out, find the real cause, and give you honest, upfront pricing β€” no obligation.

Done Right, Fast

We finish the work cleanly and confirm everything is safe and ready to use.

Chimney & Fireplace Services in Key West

Your local Key West team for everything your chimney and fireplace need.

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Proudly American β€” Family-Owned & Operated A local Florida team that treats your home like our own.
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Get Your Free Estimate in Key West

Tell us what's going on β€” a leak, a crack, a failed inspection, or a cleaning β€” and we'll give you honest, upfront pricing.

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Request a Free Estimate

Takes less than 30 seconds.

No obligation. We'll get back to you shortly Β· Or call (645) 224-9996

Chimney Chase Repair in Key West β€” Common Questions

What is a chimney chase?

On a prefabricated (factory-built) fireplace, the chase is the framed, sided box that encloses the metal flue, topped with a metal chase cover. It's common in newer Florida homes and behaves differently from a solid masonry chimney.

Why is my chase cover rusting?

Many builder-grade chase covers are thin metal that pools water and rusts over time, especially in Florida's rain and humidity. Once it rusts through, water runs into the chase. We replace it with a properly-sloped cover that drains and lasts.

Is chase repair different from masonry chimney repair?

Yes. A chase is a framed-and-sided structure with a metal cover, not brick and mortar, so it's repaired differently. If you have a prefab fireplace, chase and chase-cover work is usually what you need rather than masonry repair.

Does salt air really damage chimneys that much in Key West?

It does, and faster than most homeowners expect. Salt particles settle into mortar joints and on metal components year-round. Over time, mortar softens and erodes, caps and dampers corrode, and brickwork can begin to spall. The closer you are to the water, the more pronounced the effect. Annual or every-other-year inspections are a reasonable cadence for homes on this island.

What rules apply to a factory-built (metal) chimney inside a chase?

Factory-built chimneys must be listed to UL 103 and must be installed and terminated in accordance with the manufacturer's installation instructions, per IRC section R1005. Clearance to combustibles is whatever the listing specifies rather than a single universal number, and for a factory-built chimney serving a fireplace that is commonly a 2-inch airspace to combustible construction and insulation. Because the clearance, the allowable offsets, the required support spacing and the approved termination cap are all part of the listing, mixing brands or substituting a cap voids the listing. The same rule governs how the chase top, firestops and enclosure are built around it. Source: International Residential Code section R1005, Factory-built chimneys; UL 103

Do the chimney reinforcing and anchor-strap rules in the residential code apply in Florida?

Not by default. The prescriptive chimney reinforcement and anchorage provisions in Florida Building Code, Residential sections R1003.3 and R1003.4 (the vertical bars, the ties, and the two 3/16-inch by 1-inch anchor straps at each floor, ceiling or roof line more than 6 feet above grade) are triggered by Seismic Design Categories D0, D1 and D2, which are high-seismicity classifications. Florida chimneys are instead governed by the wind provisions, and the 8th Edition (2023) Florida Building Code, effective December 31, 2023, references ASCE 7-22 for wind loads. Practically, that means a Florida chimney's structural demand is lateral wind pressure on a tall masonry cantilever, not ground shaking. Source: Florida Building Code, Residential sections R1003.3 and R1003.4; Florida Building Code 8th Edition (2023) effective dates and ASCE 7-22 reference

How much does chase repair cost in Key West?

Chase work is priced by component: a new chase cover sits in the $150–$500 cap-and-cover band and flashing repair runs $200–$600, with structural or stucco repairs to the chase quoted after inspection. What a specific Key West job costs comes down to chimney height, roof access and pitch, and the condition of the crown and flashing, so we give a free on-site estimate with upfront pricing before any work begins. See the full cost breakdown.

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