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 Cap & Crown Across Bedford Hills
Bedford Hills Chimney Cleaning & Sweep work like cap and crown repairs typically runs $340-$1,200 depending on whether we’re fitting a standard cap, coating a cracked crown, or fabricating a custom multi-flue cover for one of the estate-era chimneys common here. Most jobs are completed in a single visit, and every recommendation starts with a Level 2 camera inspection so you see what we see before any work is approved. Call us at (914) 409-9387 to schedule - a live person answers 24 hours a day.
We’ve been driving to Bedford Hills for over 42 years, and by now we know the roads: Babbitt Road winding past stone farmhouses, the wooded lots off Harris Road where chimneys sit exposed to northern Westchester’s harsher freeze-thaw cycle, the colonial revivals near the Bedford Hills train station with their paired flues still sized for coal. Our dispatch is coordinated from our New York City office, but our crews live in Westchester and Putnam counties. That means we’re not guessing when we pull up to a pre-1950 estate and find three flues, no clay tile liner, and a crown wash that’s been shedding mortar since the first Clinton administration.
Why Hearthstone Chimney Co. Is Bedford Hills’s Preferred Chimney Cap & Crown Company
Bedford Hills homeowners call us back because we document everything. Our Level-2 camera inspections end with photos you can see and a plain-English verdict - documented like an engineer, explained like a craftsman. No recommendation for liner work, crown rebuild, or cap replacement comes without footage you review yourself.
Our 90-Day Done Right Promise is backed in writing with no paperwork and no arguing. If it’s not right, we make it right. That’s the Keystone Standard: Krafted right, Every time, Your home first, Standing behind it.
A live person answers every call, 24 hours a day, 7 days a week - not a voicemail, not a callback queue. Our technicians are background-checked and uniformed, and most jobs are completed in a single visit with no-hassle upfront pricing. The number on the estimate is the number on the invoice.
We understand the specific conditions that age chimneys in Bedford Hills faster than in milder downstate suburbs. The inland elevation means more freeze-thaw cycles. The oversized coal-era flues venting modern gas boilers run cool and wet. And on designated historic properties, the Town of Bedford’s Historic Preservation Commission adds a regulatory layer that out-of-town sweeps often miss entirely.
Our Chimney Cap & Crown Services in Bedford Hills
Custom Cap Fabrication
Bedford Hills estates were built with chimneys that don’t match modern standard sizes. Two flues spaced for coal draft. Three flues on a single broad shoulder. Rubble-stone construction that won’t take a standard base plate. We fabricate custom caps to fit the actual chimney in front of us, not the one in a catalog. On a wooded estate lot off Babbitt Road, our tech pulled a Level 2 inspection on a rubble-stone chimney serving two fireplaces, and the camera showed the 20-inch coal-era flue had been venting the gas boiler for decades - the brick was coated in glazed third-degree creosote no brush could touch. We fitted a custom multi-flue copper cap sized to the two original flue openings and coated a spalling crown with Gelco instead of a full Chimney Repair in Bedford Hills, then walked the homeowner through the camera footage before recommending a single dollar of liner work. Done right - and we stand behind it.

Multi-Flue Cap Installation
Many Bedford Hills homes still have multiple working fireplaces, each with its own flue opening on a shared chimney crown. A multi-flue cap protects all flues with a single properly-vented cover, eliminating the gap problems that come from stacking individual caps too close together. We size these to the actual flue spacing and crown dimensions, using professional-grade materials from Olympia Chimney and Famco. For historic-designated properties, we can match materials and profiles that satisfy Preservation Commission review.

Crown Coating
Freeze-thaw cycling on exposed estate-lot masonry pops mortar joints and cracks the crown wash, letting meltwater track down into the smoke chamber and firebox. When the crown is structurally sound but the surface is spalling or hairlined, we coat with Gelco CrownCoat - a professional-grade elastomeric sealant that flexes with temperature swings and buys years of protection without the cost of full rebuild. We only recommend coating when the crown’s base concrete is intact; if the camera and visual inspection show structural failure, we’ll say so plainly and explain why rebuild is the honest call.

Crown Repair and Rebuild
Some Bedford Hills crowns are too far gone for coating. Decades of northern Westchester freeze-thaw have left them crumbling at the edges, sloped wrong so water pools instead of shedding, or poured with original mortar mixes that never had the strength to begin with. We rebuild with proper concrete formulation, reinforced where needed, sloped to shed water, and extended past the chimney face with a drip edge. On landmark-adjacent properties, we coordinate materials and appearance with Preservation Commission requirements before work begins.

Cap Replacement
Generic big-box caps set with the wrong fastener or no storm collar leak at the flashing line, and on historic-designated properties an unapproved replacement cap can trigger a Preservation Commission review after the fact. We remove the failed cap, inspect the crown beneath it (that’s often where the real problem hides), and install a replacement that fits correctly and fastens securely. No builder-grade substitutes - we use professional-grade materials from Gelco, Olympia Chimney, and Famco, sized to your flue and your chimney’s actual dimensions.

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 Bedford Hills
We work exclusively with professional-grade brands: DuraFlex, HeatShield, Gelco, Olympia Chimney, Famco, and Copperfield. For Bedford Hills customers, this means we stock the cap sizes, crown coating materials, and custom fabrication components that match the older chimney profiles common here. No waiting two weeks for a special order that turns out to be wrong. No substituting builder-grade hardware because it’s what the supplier had on the truck. When we quote a job, we’ve already confirmed we can source the right materials - and our Chimney Cap & Crown team carries the inventory to complete most work in that single visit.
Common Chimney Cap & Crown Problems We See in Bedford Hills Homes
- Freeze-thaw destruction of crown wash. Bedford Hills sits inland at elevated terrain, making it consistently colder and snowier than the Hudson or Sound Shore communities. Freeze-thaw cycling here is more severe and more frequent, which rapidly degrades mortar joints and crown surfaces on the older exposed-masonry chimneys common on wooded estate lots. By March, we’ve often seen crowns that were intact in October now spalling badly enough to let water into the flue.
- Hidden glazed creosote in “ornamental” fireplaces. Technicians working Bedford Hills estates routinely find chimneys with no record of a wood fire in 20-plus years that still show significant glazed creosote residue - a signature of decades of oversized coal-era flues being used to vent gas boilers, where the cool exhaust condenses and polymerizes on the old brick in a pattern that surprises homeowners who consider the fireplace purely ornamental. A proper cap and crown won’t fix this, but it prevents the water intrusion that accelerates the deterioration.
- Improperly installed caps leaking at the flashing. The wrong base plate, missing storm collar, or fasteners driven into mortar instead of masonry - these shortcuts let water run down the flue tile or into the crown itself. We see this especially on homes where a previous owner had a handyman “just put something on top” without understanding how caps actually seal.
- Preservation Commission compliance failures. Because Bedford Hills falls under the Town of Bedford Historic Preservation Commission, cap and crown work on designated or landmark-adjacent estate properties can require exterior-alteration review that an identical chimney job in neighboring Katonah or Armonk would not. We’ve been called in to fix jobs where an out-of-town installer used the wrong materials or altered the chimney profile, triggering a post-work violation notice.
Pricing for Chimney Cap & Crown in Bedford Hills, NY
Here’s what cap and crown work actually costs in the Bedford Hills market:
- Standard single-flue cap installation: $340-$580
- Multi-flue cap (standard sizes): $520-$890
- Custom cap fabrication and installation: $780-$1,450
- Crown coating (Gelco, structurally sound crown): $480-$720
- Crown repair (partial rebuild, localized): $650-$980
- Full crown rebuild with proper concrete and slope: $920-$1,850
What moves you within these ranges: accessibility (steep roof pitches common on estate homes add time), number of flues, whether the existing cap removal reveals hidden crown damage, and for historic properties, any additional materials or documentation needed for Preservation Commission compliance. We provide no-hassle upfront pricing - the number on the estimate is the number on the invoice. Estimates are free, and every recommendation comes with camera evidence you can see for yourself. Call (914) 409-9387 for an exact quote.
We Also Serve Cities Near Bedford Hills
Our crews work throughout northern Westchester, including Chimney Cap & Crown in Bedford Hills and the surrounding communities of Katonah, Mount Kisco, Bedford, and Armonk. Each area has its own chimney character - Katonah’s village historic district, Mount Kisco’s mixed housing stock, Bedford’s estate properties, Armonk’s newer construction - and we adjust our approach to what we find when we arrive.
Serving Bedford Hills, NY - Our Local Coverage Area
We’re based in the Bedford Hills 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 Bedford Hills
Yes, you do. The oversized flue designed for coal draft runs far too cool with a modern gas boiler, which means exhaust condenses on the brick and polymerizes into glazed creosote even without wood fires. A failed crown or missing cap lets rainwater join that condensation, accelerating deterioration of mortar and brick from both sides. We see this pattern constantly in Bedford Hills estates where our Fireplace Services in Bedford Hills team finds the fireplace hasn’t been lit since the Reagan administration. Call (914) 409-9387 and we’ll show you exactly what your camera inspection reveals - estimates are free.
It can, if your property is designated historic or sits within a landmark district. The Commission governs exterior alterations, and on some estate properties that includes chimney profile, cap material, and crown appearance. We coordinate with the Commission’s requirements before work begins, not after a violation notice arrives. If your property isn’t designated, standard cap and crown work proceeds normally. We’ll confirm your status during our initial visit and advise accordingly.
We coat when the crown’s base concrete is intact and only the surface is spalling or hairline-cracked. We rebuild when the crown has lost structural integrity - crumbling edges, reverse slope that pools water, or cracks that penetrate through to the flue surround. The decision is made after visual inspection and camera documentation, and we walk you through the evidence before recommending either path. No guesswork. No upsell.
Glazed creosote is a hard, shiny, tar-like deposit that forms when flue gases condense and polymerize on cool brick over long periods. It’s third-degree creosote, the most stubborn type, and it forms readily in Bedford Hills’s oversized coal-era flues venting low-BTU gas appliances. The flue never gets hot enough to dry the exhaust, so the condensation bakes onto the brick year after year. No recent wood fires are needed - the gas boiler does the work. It’s a fire hazard if the fireplace is ever used, and it indicates the flue is running wet enough to damage masonry from inside. We flag it when we see it, show you the camera footage, and explain what it means for your system.
Absolutely. In fact, it’s often the best solution for Bedford Hills estate chimneys where two or three flues sit on a broad crown with spacing that doesn’t match any standard catalog item. We measure the actual flue openings, crown dimensions, and surrounding conditions, then fabricate a cap that covers all flues with proper ventilation and a secure base. Multi-flue custom caps are a specialty of ours, particularly for the older homes common in Bedford Hills where the original construction predates modern standardized components.
Ready to protect your chimney with work that’s documented, priced upfront, and backed in writing? Call (914) 409-9387 for a free estimate. A live person will answer, 24 hours a day.
Written by Russell Haines, Owner at Hearthstone Chimney Co., serving Bedford Hills and northern Westchester since 1984.





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