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 Liner & Rebuild Across Chelsea
Chimney liner replacement and partial rebuilds in Chelsea typically run $1,800-$4,500 depending on flue count and access, with most jobs completed in a single visit after our Level-2 camera inspection. We dispatch to Chelsea from our Boston office, and our crews know the tight streets, triple-decker rooflines, and shared-stack realities that define chimney work here. If you smell smoke in your unit when the neighbor runs their boiler, or your sweep found crumbling tile in a flue that was “fine” last year, call us at (857) 392-4709. We’ll send a camera up, show you the photos, and give you a plain-English verdict with upfront pricing before any work begins.
Why Hearthstone Chimney Co. Is Chelsea’s Preferred Chimney Liner & Rebuild Company
We’ve been answering calls with a live person for over 42 years, and that hasn’t changed. When you ring (857) 392-4709 at 10 PM on a Sunday because your carbon monoxide detector won’t stop chirping, a human being picks up - not a callback queue, not an app.
Our technicians are background-checked, uniformed, and trained to the Keystone Standard. Most liner and rebuild jobs in Chelsea finish in one visit because we stock professional-grade materials from DuraFlex, HeatShield, and Copperfield, and we coordinate dispatch from our Boston office with direct knowledge of Chelsea’s street parking, triple-decker roof access, and the permitting realities of working on attached housing.
The 90-Day Done Right Promise backs every job in writing. If it’s not right, we come back. No paperwork to dig up, no arguing. That’s how a company acts when it plans to be in business thirty years from now.
We’ve earned a strong local reputation in Chelsea specifically because we document what we find. Photos you can see, a plain-English verdict. When a landlord on Washington Avenue or a homeowner near Bellingham Square calls us after another company quoted $8,000 for a “total rebuild,” our second opinion - free, with camera evidence - often shows that a partial rebuild or liner replacement is the honest fix. Our $50 Off Any Repair Over $250 and permanent 5% Senior and Veteran discount apply to every Chelsea job.
Our Chimney Liner & Rebuild Services in Chelsea
Stainless Steel Liner Installation
Stainless steel liners are our most common recommendation for Chelsea’s triple-deckers and multi-family stacks. A typical single-flue stainless install in Chelsea runs $1,800-$2,800; multi-flue shared stacks range $3,200-$4,500 depending on height and access. We use DuraFlex and Olympia Chimney products rated for gas, oil, and solid-fuel conversion - critical in Chelsea, where a single stack may have served coal, then oil, then gas across a century of patchwork upgrades. The salt air off Chelsea Creek corrodes lesser materials fast. We don’t use builder-grade substitutes.

Flexible Liner Systems
Flexible liners solve the offset and bend problems common in Chelsea’s older masonry, where chimney passages were never built straight to begin with. A flexible liner install in Chelsea typically costs $2,000-$3,200. In the tight attics and narrow chase channels of Broadway-area triple-deckers, rigid pipe often won’t fit without destructive wall or ceiling work. Flexible systems thread through existing offsets without the demolition. Our team measures with a video borescope before ordering - no guesswork, no “we’ll see when we get up there” surprises on your bill.

Liner Replacement
Clay tile liners in Chelsea fail predictably after 90-110 years, which means most of the city’s chimneys are at end-of-life simultaneously. Liner replacement in Chelsea runs $1,800-$3,500 for standard flues, with multi-flue shared stacks at the higher end. We emphasize this sub-service because replacement is often the right call when tile is spalled but the surrounding masonry is sound - a judgment call that requires camera evidence, not a sales pitch. Our Level-2 inspection includes photos of every flue surface, and we’ll tell you plainly when work can wait a season versus when it cannot.

Partial Chimney Rebuild
When the top courses of brick have spalled beyond repair but the lower stack is sound, a partial rebuild saves thousands over full demolition. Partial rebuilds in Chelsea typically range $2,500-$4,000. The salt-laden marine air accelerates deterioration at the crown and upper courses worst, so we often see Chelsea chimneys that need rebuilding from the roofline up while the base remains solid. We match existing brick where possible, pour a new concrete crown with proper drip edge and overhang, and install a Copperfield cap to shed water. Done right - and we stand behind it.

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.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Chelsea
We work exclusively with professional-grade materials: DuraFlex stainless liners for multi-fuel durability, HeatShield cerfractory resurfacing for restoring sound but pitted clay flues, and Copperfield caps and crowns for the marine environment Chelsea demands. We stock common sizes and fittings locally, so most Chelsea jobs don’t wait on parts. When a winter nor’easter is forecast and your draft is already marginal, that turnaround matters. No substitutes, no shortcuts. The number on the estimate is the number on the invoice.
Common Chimney Liner & Rebuild Problems We See in Chelsea Homes
- Cross-contamination in shared triple-decker stacks. One exterior chimney chase in Chelsea often contains three or four flues serving separate units. When tile joints fail or liners are mismatched, flue gases and carbon monoxide migrate between flues. A single-unit cleaning never catches this - only a camera inspection of every flue in the stack reveals the danger.
- Salt-accelerated spalling and liner collapse. Chelsea’s position on Chelsea Creek and the Mystic River means persistent salt-laden air that eats century-old brick and mortar faster than inland communities. Liner collapse follows, and a brush-and-vacuum sweep cannot address it. The camera shows what the brush cannot feel.
- Improper conversion scars from coal to oil to gas. Chelsea’s post-1908 rebuild produced chimneys designed for coal, later converted - often by whoever was cheapest at the time - to oil and then gas. Mismatched liner sizes, abandoned flue tiles, and missing liners are routine findings we document with photos and explain in plain English.
- Storm downdraft on tall triple-decker stacks. Winter nor’easters funnel up Boston Harbor and strike Chelsea’s taller stacks with force inland technicians rarely see. Improperly sized or missing flue liners lose draft entirely during these events, sending smoke and CO into living spaces. The fix is proper liner sizing and a cap engineered for your stack height and exposure.
Pricing for Chimney Liner & Rebuild in Chelsea, MA
| Service | Typical Range in Chelsea |
|---|---|
| Single-flue stainless steel liner | $1,800 - $2,800 |
| Flexible liner system | $2,000 - $3,200 |
| Liner replacement (clay to new) | $1,800 - $3,500 |
| Partial rebuild (roofline up) | $2,500 - $4,000 |
| Full chimney rebuild | $6,500 - $12,000 |
| Level-2 camera inspection with photo report | $289 - $389 |
What moves the number: flue count in shared stacks, roof access difficulty on triple-deckers, extent of masonry damage, and whether we find abandoned flues that need sealing or relining. We give no-hassle upfront pricing after inspection - the estimate you sign is the invoice you pay. Our $89 Seasonal Tune-Up includes a basic visual inspection; if we find liner concerns, the tune-up fee applies toward your Level-2 camera inspection. Free second opinions on any written estimate from another company. Call (857) 392-4709 for an exact quote - estimates are free.
We Also Serve Cities Near Chelsea
Our Chimney Liner & Rebuild crews work throughout the metro area, with regular service to Everett, Revere, Malden, and Somerville. Each city has its own housing stock and failure patterns - Everett’s similar triple-decker density, Revere’s direct ocean exposure, Malden’s mixed-era stock, Somerville’s tighter urban access. We know the differences because we’ve worked in all of them. If you’re in Chelsea or any neighboring community and need a liner evaluation or rebuild quote, we’re the call to make.
Serving Chelsea, MA - Our Local Coverage Area
We’re based in the Chelsea 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 Liner & Rebuild in Chelsea
Because your chimney likely shares an exterior stack with two or three other units, and a collapsed flue tile or missing liner in a neighboring flue can vent carbon monoxide into your living space without any problem in your own flue. Our camera inspects every flue in the stack, not just the one you called about. In Chelsea’s dense post-1908 housing, this isn’t overcaution - it’s the standard a responsible sweep follows. Call (857) 392-4709 to schedule; estimates are free.
Chimneys rebuilt in the 1910s-1930s are now 90-110 years old, which is end-of-life for clay tile liners and the mortar bonding the brick. Chelsea’s salt-laden marine air off Chelsea Creek accelerates the decay beyond what inland masonry experiences. The chimney was built well for its era, but no masonry lasts forever. A camera inspection shows whether you’re facing liner replacement, partial rebuild, or full reconstruction - and we’ll tell you plainly which it is. Call (857) 392-4709 for an exact quote - estimates are free.
Yes, we can replace a single flue liner while leaving adjacent flues undisturbed, provided the shared masonry is sound and each flue can be properly isolated at the thimble and crown. We do this routinely in Chelsea triple-deckers. The critical step is verifying that neighboring flues are intact and properly sealed - otherwise you’re patching one hole while CO leaks through another. Our camera inspection documents the condition of every flue before we quote. Call (857) 392-4709 to discuss your specific stack - estimates are free.
Water penetrates cracked mortar and failed crown joints, then freezes overnight and thaws by afternoon through Chelsea’s volatile shoulder seasons. That expansion fractures brick and collapses clay tile liners from the outside in. The effect is worse here than inland because salt air holds moisture against the masonry longer. A sound liner protects the flue gas passage, but it cannot save a chimney whose outer shell is disintegrating from freeze-thaw damage. We assess both - liner and masonry - and recommend only what the photos show is needed. Call (857) 392-4709 for an inspection - estimates are free.
We install DuraFlex stainless steel liners, HeatShield cerfractory resurfacing, and Copperfield caps and crowns - professional-grade materials, no builder-grade substitutes. These brands are specified for the marine environment and multi-fuel conversions common in Chelsea’s housing stock. We stock fittings locally for fast turnaround on most jobs. Everything is covered by our 90-Day Done Right Promise in writing. Call (857) 392-4709 for specifics on your job - estimates are free.
Written by Russell Haines, Owner at Hearthstone Chimney Co., serving Chelsea and local communities since 1984.





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