Fast, Reliable Chimney Cleaning & Sweep Across Larchmont
A Level 1 chimney cleaning and sweep in Larchmont typically costs $189-$275 and takes 45 to 90 minutes. Most Larchmont appointments are scheduled within 48 hours, and our Chimney Cleaning & Sweep team carries the liners, caps, and crown repair materials needed for the village’s older housing stock so we finish in one visit. Call (855) 950-3861 - a live person answers, 24 hours a day.
We’ve been driving to Larchmont since 1984. We know the difference between a Larchmont Manor Victorian with three original flues and a 1930s Colonial Revival on Palmer Avenue with a single fireplace. That familiarity matters because the problems we find in Larchmont chimneys are not the same problems we find in Mamaroneck or New Rochelle. The salt air, the age of the housing, the legacy fuel conversions - these shape what goes wrong and how we fix it.
Why Hearthstone Chimney Co. of New York City Is Larchmont’s Preferred Chimney Cleaning & Sweep Company
Homeowners in Larchmont call us back because we document what we find. Every Level 2 inspection ends with photos the homeowner can see and a plain-English verdict. No jargon, no scare tactics, just what is wrong and what it costs to set it right. Our 90-Day Done Right Promise covers every job in writing - if it is not right, we come back, no arguing, no paperwork chase.
We are typically on Larchmont jobs within 24 to 48 hours of the call. Our technicians are background-checked, uniformed, and arrive with the parts to complete most jobs in a single visit. No-hassle upfront pricing means the number on the estimate is the number on the invoice.
Frank Calucci has led Hearthstone Chimney Co. since its founding. The company has served local communities for over 42 years. We plan to be here in thirty more, and we act accordingly.
Our Chimney Cleaning & Sweep Services in Larchmont
Level 1 Inspection
A Level 1 inspection is the standard annual check for chimneys that have not changed and are performing normally. In Larchmont, we perform dozens of these each fall before the heating season starts. We examine the readily accessible portions of the chimney exterior, interior, and flue, looking for creosote buildup, obstructions, and basic structural soundness. For a 1920s Tudor on Myrtle Boulevard or a Colonial Revival near Chatsworth Avenue, this is the baseline that tells us whether your chimney is ready for another season or needs deeper investigation.

Level 2 Inspection
Level 2 inspections are what Larchmont’s older housing stock usually demands. We use a video camera to examine the entire flue interior, from firebox to crown. This is non-negotiable when a home has changed hands, after a chimney fire, or when we suspect liner damage - and in Larchmont, we suspect liner damage more often than not. The original terra cotta liners in pre-WWII chimneys crack from decades of thermal cycling and, critically, from salt-air corrosion that accelerates deterioration on Sound-facing exposures. Our camera inspection documents every defect with photos you can see and a plain-English verdict. If the flue is compromised, we specify the repair and the exact cost before any work begins.

Creosote Removal
Creosote is the tar-like residue that builds up when wood or solid fuel burns incompletely. It is combustible. Stage 1 creosote brushes off. Stage 2 and 3 creosote - glazed, hardened deposits - require powered whipping tools and chemical treatment. Larchmont chimneys present a specific creosote problem: the oversized flues left by unlined coal-to-gas conversions do not heat evenly. Flue gases cool too quickly, condensing more creosote than a properly sized, lined flue would. We see this repeatedly in Larchmont Manor homes where the original coal fireplace was converted to gas in the 1950s or 1960s without a liner insert. Our creosote removal addresses the immediate fire hazard, and our inspection determines whether the flue geometry itself is causing the problem.

Soot Removal
Soot is finer than creosote, carbon-based, and a sign of poor combustion or venting. In Larchmont’s multi-flue chimneys - one stack serving furnace, fireplace, and sometimes a second fireplace - soot from one appliance can migrate to another flue if the separating parging is degraded. We remove soot from firebox, smoke chamber, and flue, then check for cross-flue leakage. This is particularly important in the village’s original multi-flue brick chimneys, where a century of thermal stress and salt corrosion have often compromised the internal masonry that separates flues.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
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 Larchmont
We do not use builder-grade substitutes. For liner installations in Larchmont’s salt-damaged chimneys, we specify DuraFlex stainless steel liners and HeatShield cerfractory flue sealant. For crowns and caps that must withstand direct Long Island Sound exposure, we source from Olympia Chimney and Famco. Copperfield supplies our professional-grade brushes, whips, and inspection cameras. These are the materials we stock on our trucks, so Larchmont homeowners are not waiting for parts while the heating season advances.
Common Chimney Cleaning & Sweep Problems We See in Larchmont Homes
- Salt-air corrosion accelerating mortar failure. Chimneys facing Long Island Sound absorb salt moisture driven by nor’easters. Winter freeze-thaw cycles expand that moisture in the mortar joints, causing erosion and spalling noticeably faster than in inland Westchester towns like Scarsdale or White Plains. We inspect for this on every Larchmont job.
- Cracked or missing terra cotta liners in original multi-flue chimneys. The village’s pre-WWII housing stock was built with terra cotta flue liners that crack from thermal stress and salt corrosion. A single chimney stack serving two or three flues means one compromised liner can affect the entire structure.
- Unlined coal-to-gas conversions creating oversized flues. In Larchmont Manor especially, we regularly find chimneys where the original coal flue was converted to oil or gas without a proper liner insert. These oversized flues draft poorly, accumulate excess creosote, and violate current Westchester County codes.
- Crown and cap failure from coastal exposure. Chimney crowns and caps on Sound-facing sides of Larchmont homes fail on shorter cycles than the industry average. Water enters through cracks, freezes, and opens the crack wider. Annual inspection catches this before the repair becomes a rebuild.
Pricing for Chimney Cleaning & Sweep in Larchmont, NY
Here is what chimney cleaning and related services cost in Larchmont’s market:
| Service | Typical Range in Larchmont |
|---|---|
| Level 1 Inspection with Annual Sweep | $189 - $275 |
| Level 2 Camera Inspection | $289 - $425 |
| Creosote Removal (Stage 2-3) | $325 - $550 |
| Soot Removal with Venting Assessment | $225 - $375 |
| Multi-Flue Chimney (per additional flue) | Add $85 - $150 |
What moves the price: accessibility of the chimney, severity of creosote or soot buildup, whether we discover liner or masonry damage during cleaning, and the number of flues served by one stack. Larchmont’s older homes often require more time due to tight clearances in original fireboxes and the need to navigate century-old construction. We give you the full cost before we start. Estimates are free. Call (855) 950-3861.
Standing offers: $50 off any repair over $250; free second opinion on any written estimate; $89 seasonal tune-up; permanent 5% senior and veteran discount.
We Also Serve Cities Near Larchmont
Our service area extends to Mamaroneck, New Rochelle, Wykagyl, and Eastchester. We carry the same materials, the same documentation standards, and the same 90-Day Done Right Promise to every job. Response times to these neighboring communities are comparable to Larchmont - typically 24 to 48 hours.
Serving Larchmont, NY - Our Local Coverage Area
We’re based in the Larchmont 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 Cleaning & Sweep in Larchmont
Direct Long Island Sound exposure drives salt moisture into chimney masonry, and winter freeze-thaw cycles expand that moisture in weakened mortar joints - a coastal stress cycle noticeably worse than even a few miles inland. Chimneys facing the water in Larchmont show mortar erosion and brick spalling on shorter timelines than identical construction in Scarsdale or White Plains. Annual inspection catches this early, before minor pointing becomes major rebuilding. Call (855) 950-3861 to schedule - estimates are free.
Schedule a Level 2 camera inspection immediately. These unlined or improperly lined conversions are common in Larchmont Manor’s large Victorians, and they create oversized flues that draft poorly, accumulate dangerous creosote levels, and violate current Westchester County safety codes. We document the condition with photos, explain the code implications in plain English, and specify liner installation if needed - typically a DuraFlex stainless insert with proper sizing for the gas appliance. Call (855) 950-3861 for an inspection - estimates are free.
Annual sweeping is the minimum for any actively used fireplace or heating appliance, and for Larchmont’s pre-WWII housing stock we strongly recommend pairing that sweep with a Level 1 or Level 2 inspection. The combination of original terra cotta liners, possible unlined fuel conversions, and salt-accelerated deterioration means problems develop faster than in newer construction. If you burn wood more than three times weekly, consider mid-season inspection. Call (855) 950-3861 to book - estimates are free.
Yes. We specialize in the multi-flue brick chimneys typical of Larchmont’s 1890s-1930s housing, where one stack commonly serves furnace, fireplace, and sometimes a second fireplace. Each flue is inspected and cleaned separately, and we check the internal parging that separates flues for degradation that could allow cross-flue contamination. Most jobs complete in a single visit. Call (855) 950-3861 - estimates are free.
We install DuraFlex stainless steel liners for their corrosion resistance in salt-air environments, and we use HeatShield cerfractory sealant for resurfacing sound but cracked terra cotta where full liner replacement is not required. Both are professional-grade materials, not builder-grade substitutes, and we carry them on our trucks for Larchmont jobs. The choice depends on what our Level 2 camera inspection reveals. Call (855) 950-3861 for an exact recommendation - estimates are free.
Written by Frank Calucci, Owner at Hearthstone Chimney Co., serving Larchmont since 1984.