A Hearthstone company - serving Huntington, NY

Before & After Gallery - Hearthstone Chimney Co.

Every visit starts with

Level 1 sweep and inspection to the NFPA 211 annual standard - flue, crown, cap, and flashing checked and photographed

Worth knowing

Chimney sweep logs do not sweep chimneys. They loosen some creosote - which then falls where a brush and vacuum still have to collect it.

Styles & brands we work with

Sweep & inspection

Caps & crowns
Caps & crowns
Flue relining
Flue relining
Masonry repair
Masonry repair
Gas fireplace service
Gas fireplace service

Before & after – our own jobs

Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

Chimney Cleaning Before & After in Huntington, NY

We’ve swept, inspected, and repaired chimneys across Huntington for over 42 years. These jobs show what professional-grade equipment and a trained eye actually deliver. No marketing language needed. The photos speak for themselves, and we’ll explain what you’re looking at so you understand the work, not just the result.

Call (631) 776-4075

Recent Transformations

Stage 3 Glazed Creosote Removal - Cold Spring Harbor Area

Thick, shiny black glazed creosote coating the inside of a Huntington chimney flue before professional cleaning
Before: Glazed creosote buildup in a Cold Spring Harbor chimney, 2024 burning season
Clean terracotta flue tiles visible after professional creosote removal
After: Flue tiles fully exposed and inspected with camera

This homeowner in the Cold Spring Harbor section of Huntington had been burning seasoned hardwood for fifteen years without a sweep. The creosote had baked into a glassy, tar-like glaze, stage three, the kind that won’t brush off with a standard sweep. We applied a professional-grade creosote modifier, let it penetrate, then ran mechanical whips and poly brushes until the flue was clean. Final camera inspection showed intact terracotta with no spalling. The homeowner watched the footage on our tablet. That’s the verdict we document like an engineer and explain like a craftsman.

Chimney Fire Recovery & Flue Restoration - South Huntington

Thermally cracked flue liner and soot-stained chimney interior after a chimney fire
Before: Thermal shock damage following a chimney fire in South Huntington
New stainless steel DuraFlex liner installed and properly connected
After: DuraFlex stainless steel liner installed with proper top and bottom connections

The call came in at 9 p.m., our live person answered, and we were on site the next morning. A South Huntington family had experienced what they thought was a small chimney fire, puffy smoke, a roaring sound. The flue tiles were cracked from thermal shock, some missing chunks, and the mortar was powdery. We ran a Level-2 camera inspection, showed them the photos, and explained that patching wasn’t an option. We installed a DuraFlex stainless steel liner, properly sized for their fireplace insert, with a new Gelco cap to keep water out. The job took one day. They’re burning again this season with the camera footage saved on their phone if they ever need to show an insurance adjuster.

Blocked Flue From Animal Nesting - Huntington Village Historic District

Compacted leaves, twigs, and animal nesting material completely blocking a chimney flue
Before: Complete blockage from squirrel nesting in a Huntington Village chimney
Clean, open flue with new chimney cap installed to prevent future animal entry
After: Flue cleared and protected with a Famco stainless steel chimney cap

A couple in the Huntington Village historic district smelled smoke in their second-floor bedroom every time they lit a fire. The flue was blocked solid with three seasons of squirrel nesting, compacted leaves, and a few unfortunate acorns that had sprouted. We removed the material by hand and vacuum, ran the camera to confirm no animals were present, and installed a Famco stainless steel cap with proper mesh sizing to keep wildlife out while maintaining draft. No surprises on the bill, the estimate matched the invoice exactly, and we were gone before lunch.

Heavy Soot & Debris From Oil-to-Gas Conversion - Greenlawn

Thick, granular soot deposits coating a chimney flue after decades of oil burner use
Before: Decades of oil soot accumulation in a Greenlawn chimney before gas conversion
Clean flue interior with new properly sized liner for high-efficiency gas appliance
After: Flue prepared with HeatShield coating and properly sized for new gas insert

This Greenlawn homeowner converted from oil to a high-efficiency gas insert and assumed the existing flue would work fine. It wouldn’t. Decades of oil soot had reduced the flue diameter and the acidic condensation from the new appliance would have destroyed what was left. We cleaned the flue to bare masonry, applied HeatShield cerfractory coating to restore a smooth, sealed surface, and verified proper sizing for the BTU rating of the new unit. The installer accepted our documentation and the town inspector signed off without a callback. Done right, and we stand behind it.

Water-Damaged Flue & Crown Rebuild - Halesite Waterfront

Deteriorated chimney crown with cracks and spalling concrete, water stains on flue tiles
Before: Failed crown and water intrusion in a Halesite chimney facing Long Island Sound exposure
Rebuilt chimney crown with proper overhang and drip edge, sealed flue
After: New crown poured with proper slope, overhang, and sealant; flue protected

Homes in Halesite catch the full force of northeast storms coming off Long Island Sound. This chimney crown had cracked flat, no slope, no overhang, and water had been running straight into the flue for years. The flue tiles were spalled, the smoke chamber was saturated, and the damper was rusted frozen. We rebuilt the crown with proper pitch and drip edge using professional-grade materials, sealed the flue with HeatShield where appropriate, and replaced the damper assembly. The camera inspection showed dry, sound masonry afterward. We told the homeowner this work could have waited another two years before becoming dangerous, but not much longer. Honest timeline, no pressure, their call.

Annual Maintenance Sweep - West Hills

Moderate soot and creosote buildup in a well-maintained chimney flue
Before: One season of normal creosote accumulation in a West Hills fireplace chimney
Clean flue tiles after professional chimney sweep and inspection
After: Flue swept, inspected, and documented for homeowner records

Not every before-and-after is dramatic. This West Hills homeowner has us out every September, before the first fire, like clockwork. The buildup was moderate, normal for a season of weekend burning, and we swept it clean in under an hour. The camera showed sound flue tiles, good mortar joints, and no deterioration from last year. We printed the photo report for their files. This is how you avoid the dramatic jobs, regular maintenance, documented, predictable, and a flat $89 for the Seasonal Tune-Up. We’ll be there when we say, and the number on the estimate is the number on the invoice.

Want Results Like These?

Every job here follows the same process: camera inspection, photo documentation, plain-English explanation, then the work. Our 90-Day Done Right Promise means if it’s not right, we come back, in writing, no arguing. Background-checked, uniformed technicians. Live person answers at (631) 776-4075, every hour, every day. Call for an exact quote, estimates are free, and we’ll show you what we find before you spend a dollar.

Written by Russell Haines, Owner at Hearthstone Chimney Co., serving Huntington since 1984.

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