Fast, Reliable Chimney Cap & Crown Across Bellmore
Chimney cap and crown repair in Bellmore typically costs $280–$950 depending on whether you’re replacing a corroded cap or rebuilding a spalled crown, and most jobs are completed in a single visit. If you’re seeing rust streaks down your brick, hearing water drip in the flue, or noticing crumbling concrete at the chimney top, the salt-laden air from Merrick Bay and Bellmore Creek is likely already at work. We answer calls throughout the 11710 ZIP code and the surrounding South Shore, and we carry stainless steel and copper caps on our trucks so we’re not ordering parts while your chimney stays exposed. Call (866) 884-9512 for a free estimate — Robert Garcia, our owner and lead technician, handles Bellmore inspections personally.

Our Chimney Cap & Crown team knows the streets here. We’ve worked on original 1950s Cape Cods along Babylon Turnpike, replaced crowns on ranch homes near Cedar Creek County Park, and installed custom multi-flue caps on split-levels in Great Oaks at Merrick. That local familiarity matters. A technician who doesn’t understand Bellmore’s coastal corrosion patterns might install a standard galvanized cap that seizes within a decade. We don’t make that mistake.
Why Apex Chimney Cleaning Greater New York Is Bellmore’s Preferred Chimney Cap & Crown Company
We’ve earned our reputation in Bellmore through 17 years of showing up, doing the work right, and standing behind it. Our 1,096 verified customer reviews averaging 4.7 stars include dozens from homeowners right here in the 11710 ZIP code — many of them repeat customers who started with a sweep and came back when their crown started spalling. Robert Garcia, the owner, serves as the lead technician on every job. You won’t get a dispatched crew with a checklist. You’ll get the decision-maker on your roof, inspecting your flue, and explaining what actually needs to happen.
Our response time to Bellmore is typically same-day or next-day for cap and crown work, because we keep the most common failure scenarios stocked and ready. We know that a compromised crown during a nor’easter can mean water in your flue within hours, and we treat those calls with urgency. Our familiarity with Bellmore’s housing stock — those original single-wythe brick chimneys from the post-war building boom — means we can diagnose crown delamination or cap corrosion faster than a generalist who has to research your chimney type.
Our Chimney Cap & Crown Services in Bellmore
Cap Installation
New cap installations in Bellmore require material choices that inland Nassau County contractors might not consider. The salt air here destroys galvanized steel — we’ve pulled caps off 12-year-old chimneys that looked like they’d been underwater. For new installations, we default to stainless steel or copper from Olympia Chimney and Copperfield, with stainless hardware throughout. A typical new cap installation in Bellmore runs $280–$450 for a standard single-flue stainless cap, or $550–$850 for a custom copper or multi-flue configuration. We measure on-site, fabricate or order to fit, and install with proper clearance and storm collars.
Cap Replacement
This is our most common Bellmore service. Homeowners call when they see rust streaks, when the screen has detached, or when the damper has seized completely open or shut. In a Briar-Cliff Park home, our crew found a 1950s original crown completely delaminated from freeze-thaw after a nor’easter. We replaced the entire crown with a reinforced concrete pour and installed a stainless steel multi-flue cap from Olympia Chimney — the homeowner’s choice after seeing their neighbor’s seized single-flue cap from 12 years back. Cap replacement in Bellmore typically runs $320–$580 for stainless, $680–$950 for copper or complex multi-flue setups.
Crown Repair
Bellmore’s original 1950s–60s single-wythe brick crowns are failing in predictable patterns. Decades of moisture infiltration — accelerated by salt air that draws moisture into the masonry — cause the concrete crown to spall, crack, and separate from the brick below. We see this on virtually every post-war home in Merrickwood and Merrick Court. Our crown repair process involves removing the damaged concrete, inspecting the brick beneath for saturation damage, pouring a new reinforced crown with proper slope and overhang, and sealing with a breathable waterproofing agent. Typical crown repair in Bellmore costs $450–$780; full crown rebuilds on larger chimneys run $680–$950.
Crown Coating
For crowns with minor cracking that hasn’t yet led to brick saturation, a professional-grade crown coating can extend service life 5–10 years. We use HeatShield and Gelco systems — the same materials commercial contractors specify — applied after thorough cleaning and prep. This isn’t a DIY brush-on solution. The crown must be properly profiled, cracks chased and filled, and the coating applied to manufacturer-specified thickness. In Bellmore’s climate, we won’t recommend coating if the crown has already lost structural integrity or if the brick beneath shows spalling. Crown coating runs $280–$420 when it’s a viable option.
Custom Cap
Bellmore’s older chimneys often don’t match modern standard sizes. Original flues on 1950s Cape Cods may be oversized by current codes, or multiple flues may be clustered in configurations that no off-the-shelf cap fits. We fabricate and install custom caps measured to your exact chimney profile, with proper screening, storm collars, and hardware. Custom work in Bellmore typically ranges from $550–$950 depending on material and complexity.

What happens when you call
- 1
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.
Trusted Brands We Service in Bellmore
We install and work with professional-grade materials from DuraFlex, HeatShield, Gelco, Olympia Chimney, Famco, and Copperfield — the same product lines specified by commercial chimney contractors across Long Island. For Bellmore customers, this means we can often source replacement caps, crown coating materials, and custom fabrication components without the multi-week delays that come from ordering through general hardware channels. We keep stainless steel caps and common crown repair materials stocked for same-day installation on standard sizes. When a custom copper cap or specialized multi-flue configuration is needed, our relationships with these manufacturers get Bellmore homeowners faster turnaround than competitors who source generically.
Common Chimney Cap & Crown Problems We See in Bellmore Homes
- Salt-air corrosion seizes standard dampers and disintegrates galvanized cap fasteners. On streets south of Merrick Road closest to the tidal waterways, steel dampers routinely corrode completely seized — open or shut — within 10 to 15 years of installation. We spec stainless-steel throat dampers or top-mount caps with stainless hardware as a default, because standard galvanized components simply don’t survive the salt-air environment here.
- Original 1950s–60s single-wythe brick crowns spall from decades of moisture infiltration and freeze-thaw. Bellmore’s housing stock of original masonry chimneys now approaching 65–75 years old means virtually every service call involves age-related masonry failure. The mortar joints are deeply weathered, and the concrete crown — often poured with minimal reinforcement by post-war standards — cracks and delaminates predictably.
- Hurricane Sandy storm surge weakened chimney stacks south of Merrick Road. The 2012 storm surge affected low-lying streets in the 11710 ZIP code, and inspections in those blocks still regularly uncover hidden liner cracks and shifted chimney stacks. A shifted stack puts uneven load on the crown, accelerating cracking and cap loosening even when the damage isn’t visible from the ground.
- Improper previous repairs trap moisture instead of shedding it. We’ve found crowns in Great Oaks at Merrick that were “repaired” with non-breathable sealers or flat-topped pours that pool water. In Bellmore’s coastal climate, these mistakes don’t last two seasons before the underlying brick is saturated and spalling.
Pricing for Chimney Cap & Crown in Bellmore, NY
| Service | Typical Range in Bellmore | Most Common Price Point |
|---|---|---|
| Stainless steel cap installation (single flue) | $280–$450 | $340 |
| Stainless steel cap replacement | $320–$580 | $420 |
| Copper or custom multi-flue cap | $680–$950 | $780 |
| Crown repair (partial, with coating) | $450–$780 | $580 |
| Full crown rebuild | $680–$950 | $820 |
| Crown coating (viable candidates only) | $280–$420 | $350 |
What moves the needle on cost? Material choice is the biggest variable — copper costs more than stainless, and both outlast galvanized in Bellmore’s environment. Crown size and accessibility matter too; a two-story Cape Cod with a steep roof pitch near Tackapausha Museum Library takes more time than a single-story ranch with walkable roof access. The condition of the brick beneath the crown can add repair scope if spalling has progressed. We provide upfront, itemized estimates before any work begins — call (866) 884-9512 to schedule. Estimates are free.
We Also Serve Cities Near Bellmore
Our service area covers the full South Shore chimney corridor. We regularly perform cap and crown work in Merrick along Merrick Avenue, North Bellmore near the Wantagh State Parkway corridor, North Wantagh in the residential blocks north of Sunrise Highway, and Wantagh including homes near Wantagh County Park. The same salt-air corrosion patterns, age-related masonry failures, and Sandy-related structural issues appear across these communities. If you’re unsure whether your address falls in our coverage, call — we likely know your neighborhood.
Serving Bellmore, NY — Our Local Coverage Area
We’re based in the Bellmore 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 Cap & Crown in Bellmore
Bellmore’s proximity to Merrick Bay and Bellmore Creek saturates the air with salt, corroding standard galvanized chimney caps and crowns within 10–15 years — forcing homeowners to upgrade to stainless steel or copper for longevity. Inland Nassau County communities like Levittown or Hicksville see the same rain and freeze-thaw cycles, but without the persistent salt aerosol that accelerates metal degradation here. If your cap is galvanized and more than a decade old, it’s likely compromised even if it looks intact from the ground. Call (866) 884-9512 and we’ll inspect it — estimates are free.
You might. Original flues on Bellmore’s 1950s Cape Cods are often oversized by modern standards or clustered in configurations that off-the-shelf caps don’t accommodate properly. A cap that doesn’t fit leaves gaps for water, animals, and debris — defeating its purpose. We measure every chimney before recommending standard or custom fabrication. Call (866) 884-9512 to schedule a measurement; estimates are free.
A typical crown repair in Bellmore runs $450–$780, while a full crown rebuild on a larger chimney costs $680–$950. The price depends on crown size, accessibility, and whether the brick beneath requires repointing or replacement. Homes south of Merrick Road with Sandy-related structural shifting may need additional stabilization before crown work can proceed. We’ll assess this during inspection and itemize everything in your upfront estimate. Call (866) 884-9512 — estimates are free.
Yes, but we always inspect for hidden structural damage first. Hurricane Sandy’s 2012 storm surge shifted chimney stacks and cracked liners in low-lying Bellmore blocks, and we’ve found that crown cracking on these homes often signals deeper issues. We use video inspection to assess liner integrity and structural stability before quoting crown work. If the stack has shifted, crown repair alone won’t solve the problem — we’ll explain what we find and your options. Call (866) 884-9512 to schedule.
Stainless steel or copper — never galvanized. Homes near Cow Meadow Preserve and the surrounding tidal marshland experience the most concentrated salt-air exposure in Bellmore, and standard galvanized caps corrode fastest in this microclimate. We install stainless steel caps from Olympia Chimney as our default, with copper available for homeowners who want maximum longevity and don’t mind the premium. Both materials use stainless hardware throughout — screws, storm collars, and screening — because even one galvanized component becomes the failure point. Call (866) 884-9512 for material samples and a free estimate.
Ready to protect your chimney? Call Apex Chimney Cleaning Greater New York at (866) 884-9512 for your free Bellmore estimate. Robert Garcia, our owner and lead technician, handles every inspection personally — from the first look at your crown to the final installation.
Written by Robert Garcia, Owner at Apex Chimney Cleaning Greater New York, serving Bellmore and the South Shore since 2008.