Level 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.
Fast, Reliable Chimney Repair Across Flatbush
Chimney repair in Flatbush typically runs $450 to $3,800 depending on whether you need mortar repointing, flashing replacement, or a partial rebuild. Most repairs on the neighborhood’s century-old Victorian stacks take one to two days on site. If you’re in Ditmas Park, Prospect Park South, Beverly Square, or anywhere else in Flatbush, our crews know these chimneys. Call (551) 213-5548 and we’ll get a camera down your flue before recommending anything.
The chimneys we work on here aren’t like the ones in nearby brownstone blocks. Flatbush’s detached Victorians built between 1895 and 1925 carry tall multi-flue stacks that were converted from coal to oil to gas over generations, and most were never properly relined at any point. That’s why we lead with the camera. You see what we see before you spend a dollar.
Why Level Two Chimney New York Is Flatbush’s Preferred Chimney Repair Company
We’ve inspected and repaired chimneys across Flatbush long enough to know what’s behind the brick before we open it up. When a homeowner on Cortelyou Road calls about a leak, we already know we’re likely looking at freeze-thaw damage from Brooklyn’s maritime moisture cycles pressing against soft lime mortar. When someone in Beverley Square West reports a draft issue, we check for the abandoned oil-boiler flue first because that’s what a century of conversions left behind.
Corrine Halstead runs our New York City operation, and she’s built the crew around one principle: evidence before expense. Camera scan first. Written price before work starts. Photo record when we’re done. That’s why Flatbush homeowners keep our name around. We don’t ask you to trust us. We show you the liner condition, the crown cracking, the creosote class, and we tell you in plain terms what it means.
Our dispatch coordinates from the New York City office, and crews serve Flatbush locally. When you book, a named tech is assigned to your job, and you get a text when they’re on the way. Calls are answered by a live person around the clock. No voicemail runaround.
Our Chimney Repair Services in Flatbush

Mortar Repointing
Flatbush’s original lime mortar was soft by design, meant to flex with brick that breathes. After a century of Brooklyn winters, those joints have eroded into channels that hold water. We repoint with mortar matched to the original composition and compressive strength, not a one-size bag mix that’s harder than the brick and causes spalling. Most repointing in Flatbush runs $850 to $2,400 depending on stack height and joint depth.

Spalling Brick Repair
When face brick flakes off in sheets, it’s spalling. We see it constantly on Flatbush chimneys above the roofline where water soaks in and freezes. The fix means removing the damaged brick, cleaning the cavity, and resetting new stock that matches the original color and texture. Spalling repair on a typical Flatbush Victorian stack runs $1,200 to $3,800. Leaving it is what turns a repair into a rebuild.

Chimney Waterproofing
Waterproofing a Flatbush chimney only works after the masonry is sound and the crown is sealed. We use a breathable siloxane-based treatment that keeps rain out while letting moisture escape from inside. You can’t waterproof over spalled brick or a cracked crown and expect anything. Applied after repairs, waterproofing adds 10 to 15 years to a stack’s life. Typical cost is $400 to $900 per chimney.

Flashing Repair
The flashing where chimney meets roof is where Flatbush’s wind-driven Atlantic rain gets in first. We see old copper flashing worn through from decades of thermal cycling, and we routinely find roofing tar smeared over failed flashing as a “fix” that traps water instead of shedding it. Proper flashing repair in Flatbush runs $500 to $1,500, and we always inspect the surrounding roof plane while we’re on it.

What happens when you call
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A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Before
AfterTrusted Brands We Service in Flatbush
We install and work around materials from DuraFlex, Olympia Chimney, and Copperfield, sourced through Haven’s buying network to keep prices honest for Flatbush homeowners. If your chimney has a DuraFlex stainless liner showing rust at the seams, we can source replacement components without a two-week wait. If your cap is an old Olympia model with a rusted mesh, we’ll match it. The point is parts availability, not brand loyalty. Your stack came with what it came with. We make it work properly.
Common Chimney Repair Problems We See in Flatbush Homes

- Abandoned oil-boiler flues still open at the firebox. This is the Flatbush signature. A four-flue Victorian stack often has one flue that served a basement oil boiler decades ago. It might be capped at the top with loose brick, but it was never sealed at the bottom. Debris, animal nests, and collapsed clay shards accumulate behind that cap, and repointing work opens it all up.
- Cracked clay tile liners from coal-to-gas conversions. Chimneys built for coal were never designed for the moisture and temperature profile of gas exhaust. The thermal cycling fractures the tile, and the joints open up. Camera inspection shows it immediately, and the fix is usually a stainless liner rather than trying to patch what’s already structurally gone.
- Failing crowns from Brooklyn’s freeze-thaw exposure. That’s 40 to 60 freeze-thaw cycles per winter on Flatbush chimneys, and maritime air keeps masonry wetter longer than inland. Crowns crack, water gets into the stack, and the face brick starts spalling within a few seasons.
- Rusted shut dampers on decorative fireplaces. In Flatbush’s landmarked enclaves, many parlor fireplaces haven’t fired in years. The damper seizes, and the flue above it sits packed with creosote or nesting debris. Homeowners call for a cleaning, and the camera shows them a fire hazard they didn’t know they had.
Pricing for Chimney Repair in Flatbush, NY
Here’s what Chimney Repair work honestly costs in Flatbush, in writing, right now. Mortar repointing: $850 to $2,400. Spalling brick repair: $1,200 to $3,800. Chimney waterproofing after repairs: $400 to $900. Flashing repair: $500 to $1,500. Partial chimney rebuilding from the roofline up: $2,800 to $7,500, and full rebuilds run higher based on height and accessibility.
What moves the number is stack height, flue count, and what the camera finds inside. A one-flue chimney with minor joint erosion is fast. A four-flue Victorian with an abandoned oil flue and a cracked crown is thorough work. Flatbush’s pricing lands slightly above the city average because ladder access on tall detached stacks takes more setup and safety time. You never pay for a recommendation you haven’t seen with your own eyes. Every quote is written, scoped, and warranted before anything starts.
We Also Serve Cities Near Flatbush

Our crews serve Flatbush and the surrounding Brooklyn neighborhoods, including New York-area communities across Bedford-Stuyvesant, Bushwick, and Canarsie. If you’re in one of those areas and have concerns about your chimney, call (551) 213-5548 and we’ll dispatch a tech who knows the neighborhood’s housing stock.
Serving Flatbush, NY - Our Local Coverage Area
We’re based in the Flatbush area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs - Chimney Repair in Flatbush

Because coal-burning chimneys were built with clay tiles that could handle high heat and dry exhaust. When those same flues were switched to gas, the exhaust ran cooler and wetter, cycling the tile through condensation and drying year after year until it cracked. A coal-to-gas conversion without a liner install was standard practice in Flatbush for decades. The result is exactly what you’d expect at 100 years old: cracked, separated, unsafe flues that fail a camera inspection on first look. Call (551) 213-5548 for a free estimate and a camera scan so you can see the actual condition of your liner.
You run a camera down it from the roof. If that flue shows collapsed clay shards, animal nesting, or an open path to the firebox, it needs to be sealed at that firebox and capped properly at the top before any repointing seals moisture into the stack. Repointing around a flue that’s hiding that debris is how you trap water against century-old lime mortar and accelerate spalling from the inside. We won’t recommend sealing until you see the footage. Then we show you exactly what’s there. Call (551) 213-5548 to book an inspection.
Often yes. Spalling doesn’t mean the whole chimney is gone. We remove the damaged face brick, inspect the interior wythes behind it, and reset matching replacements bonded into sound material. If the spalling is isolated to sections of the stack rather than running through the full depth, the repair holds. If the spalling indicates water has compromised the interior structure, a partial or full rebuild is the honest answer. Either way, you’ll see the photos. Call (551) 213-5548 for an exact quote after a camera inspection.
Brooklyn’s maritime air keeps masonry saturated through winter, and Flatbush chimneys go through 40 to 60 freeze-thaw cycles each season. Each cycle is water expanding inside the crown’s hairline cracks, prying them wider. Inland chimneys dry out between freezes. Flatbush stacks stay wet. That’s why crowns here crack and crumble years earlier than the same construction would in, say, upstate. The fix is a properly pitched crown with a drip edge and breathable waterproofing after the masonry is sound. Call (551) 213-5548 for a written assessment.
Because the cleaning addressed creosote, not the flue’s geometry or condition. In Flatbush’s Victorians, the original firebox and smoke chamber were sized for coal, and the flue above it may be cracked, partially blocked by a rusted damper, or fighting against a second flue in the same stack that’s drawing improperly. Draft problems are usually structural, not cleanliness problems. We find it with the camera and fix the actual cause, not the symptom. Call (551) 213-5548 for a diagnosis.
What a Flatbush Chimney Repair Actually Looks Like
On a Beverly Square corner home, our crew found a three-flue stack where the parlor fireplace damper had rusted shut years ago. After a camera inspection showed third-degree creosote glaze coating the original clay flue liner, we recommended a DuraFlex stainless liner and Heatshield repair in Flatbush where needed, then rebuilt the firebox throat, leaving the homeowner with a fully draft-ready hearth instead of another cleaning that would have left the tar glaze untouched. That’s the difference. We don’t clean over structural problems. We find them and fix them.
Flatbush’s historic districts such as Ditmas Park, Prospect Park South, and Beverly Square contain some of the densest concentrations of large detached Victorian homes in New York City, most with original multi-flue chimneys that were converted from coal to oil to gas without ever being relined. That means our crews here routinely encounter century-old unlined flues that are simultaneously undersized for modern venting, cracked from decades of thermal cycling, and coated with mixed-fuel residue. That hazard profile barely exists in the brownstone blocks east toward Bedford-Stuyvesant or north toward Bushwick. It’s a Flatbush problem, and we know exactly how to find it.
In Flatbush’s landmarked Victorian districts, many four-flue chimneys still contain abandoned oil-boiler flues that were never sealed at the firebox. A simple repointing often uncovers decades of hidden debris, collapsed clay-tile shards, and nested animals behind capped brick. A homeowner calls about a leak, and the camera shows a flue that hasn’t been opened in half a century. That’s why our process starts with the camera and your eyes on the footage. Nothing is recommended without evidence. Nothing is priced by guesswork.
When you work with our Chimney Repair team in Flatbush, you get a written price, written scope, and written warranty before anyone touches the brick. Clause 1 of the Haven Standard requires it. Clause 4 requires the documented photo record on every visit, a practice we’ve kept since 2009 and one that became the inspection standard the industry now reaches for. If the work isn’t done right, the 365-Day Done Right Promise means we make it right. That’s not a slogan. It’s stamped on every job.
If you have another company’s written quote, bring it. We offer a Free Second Opinion on any written estimate. No pressure, no sales script. Corrine Halstead’s crews are background-checked, uniformed, and they show up with a name and a license number you can verify. Call (551) 213-5548 for a free estimate on chimney repair in Flatbush. We’ll schedule the camera inspection, show you what we find, and put the price in writing before you commit to anything.
Written by Corrine Halstead, Owner at Level Two Chimney New York, serving Flatbush since the company’s founding in 2009.





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