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Gas fireplace serviceLevel 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.
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AfterHow Much Does Chimney Liner & Rebuild Cost in San Francisco?
Chimney liner and rebuild work in San Francisco typically costs between $2,800 and $9,500, with most complete liner-and-crown rebuilds landing around $4,200 to $7,800. A standalone stainless steel liner installation runs $2,800 to $5,200, while a full chimney rebuild from the roofline up starts at $6,500 and can reach $15,000 or more on a three-story Victorian. The spread comes down to roof access, masonry condition, and whether the flue serves a furnace or a fireplace.
We’ve been doing this work in San Francisco since 2002, and we’ll tell you the same thing we tell every homeowner who calls: get a written price before anyone touches your chimney. That’s not a suggestion, it’s how Alcott does business. Here’s the full cost picture for 2026, including what drives the numbers and where you can reasonably save.
Chimney Liner & Rebuild Cost Breakdown (2026)
Chimney work is rarely one line item. Most jobs involve a combination of liner, crown, flashing, and masonry repair. Here’s what we’re quoting across the city in 2026:
| Service | Typical Range | What’s Included |
|---|---|---|
| Stainless steel liner installation | $2,800 – $5,200 | DuraFlex or Olympia liner, connector, top plate, rain cap, insulation where required |
| Chimney crown rebuild | $1,200 – $2,800 | Remove deteriorated crown, pour new concrete crown with expansion joint |
| Partial rebuild (above roofline) | $3,500 – $6,500 | Rebuild 2 – 4 feet of masonry from roofline up, new crown, new flashing |
| Full chimney rebuild | $6,500 – $15,000+ | Complete teardown and rebuild, new liner, crown repair, flashing, masonry |
| HeatShield resurfacing | $2,200 – $4,500 | Ceramic flue resurfacing as a liner alternative where the flue is structurally sound |
| Chimney inspection (Level 2) | $350 – $600 | Video scan of the flue interior; required before any liner recommendation |
| Chimney sweep (pre-liner) | $249 – $449 | Removal of creosote and debris before liner work; sometimes required |
These numbers reflect what we’re seeing in neighborhoods from the Sunset to Bernal Heights in 2026. A single-story home in the Richmond District with easy roof access will sit at the low end. A three-story Edwardian in Noe Valley with a steep pitch, limited staging space, and a flue that serves both a fireplace and a furnace will trend higher. Parking and permit fees can add $150 to $450 in neighborhoods with tight street access, and scaffolding on hillside lots in areas like Pacific Heights or Diamond Heights routinely adds $800 to $1,500.
What drives the price up or down:
- Number of flues: A chimney with two flues needs two liners or a single liner system with special connectors, adding $1,500 to $3,500.
- Liner material: DuraFlex stainless steel is the standard for furnace and fireplace venting. HeatShield resurfacing costs less up front but only works when the existing flue tiles are still structurally intact.
- Access difficulty: Roof height, pitch, and chimney location all change the labor bill. A chimney in the center of a steep roof costs more than one near the eaves.
- Masonry damage found mid-job: This is the big one. We won’t know the full extent of spalling brick until we open things up, which is why we write the quote to cover the visible work and talk through contingencies before we start.
What Affects Chimney Liner & Rebuild Pricing in San Francisco
San Francisco is not a generic market. The housing stock, the weather, and the access situation all move the numbers.
- Victorian and Edwardian construction: Most homes in the Mission, Castro, and Haight districts were built between 1880 and 1920. The brick is softer, the mortar is lime-based, and the chimneys were never designed for modern heating appliances. We regularly see interior flue tiles cracked from decades of seismic movement that are invisible from the outside. That’s a liner job waiting to happen.
- Seismic retrofitting requirements: San Francisco building codes are some of the strictest in the country for masonry. A rebuild on an unreinforced chimney often requires adding rebar and strapping to meet current seismic standards. That adds $1,000 to $2,500 and it’s non-negotiable if you’re pulling a permit.
- Fog and salt air: Homes in the Outer Sunset, Outer Richmond, and anywhere west of 19th Avenue get hammered by marine layer moisture. Crowns crack faster here. Flashing corrodes. We replace corroded galvanized flashing on ocean-side homes at a rate you just don’t see in Noe Valley. If you’re within a half-mile of Ocean Beach, expect the masonry repair scope to be larger.
- Roof access and staging: Row houses with no side yard, steep roof pitches, and skylight arrays raise the difficulty level. Scaffolding costs on a three-story home near the Panhandle run higher because of the roof geometry. We work this into every written quote.
- Permit costs: The San Francisco Department of Building Inspection charges permit fees for structural rebuilds, typically $300 to $800 depending on scope. Liner-only installations often don’t require a permit if the flue path is unchanged, but a rebuild almost always does.
- Furnace vs. fireplace venting: A liner that vents only a furnace is usually smaller and cheaper. A chimney that serves a fireplace plus a water heater plus a furnace gets complicated, with multiple connectors and sizing calculations. Complicated means more labor hours.
How to Save on Chimney Liner & Rebuild
The wrong way to save is to skip a Level 2 inspection. That’s the video scan that tells us whether you need a liner, a rebuild, or both. Skipping it means guessing, and guessing is how you end up paying for work you don’t need or finding out too late that you need work you didn’t budget for.
Here’s what actually saves you money in San Francisco:
- Get the inspection first. A $350 – $600 Level 2 inspection tells you the exact condition of the flue and masonry. It’s the cheapest money you’ll spend on the whole project, and it prevents overpriced guesswork.
- Time the work for dry season. May through October is when we do most rebuilds. Dry mortar cures better, roof access is safer, and scheduling is easier. You won’t get a discount for rainy-season work, but you might get more scheduling flexibility in spring.
- Combine services. If we’re already on the roof for a liner, having the crown replaced at the same time saves $300 to $600 in duplicate setup costs versus doing it as a separate visit.
- Ask about HeatShield as a liner alternative. If the existing flue tiles are intact but cracked at the joints, HeatShield resurfacing can cost $1,000 to $2,000 less than a full stainless liner. It’s not right for every chimney, but when it works, it’s a legitimate savings.
- Get a written price before work starts. This is the one we’re most insistent about. Every Alcott quote is written, line-itemed, and signed off before anyone climbs a ladder. No verbal estimates with a wink. No surprise change-orders at the end. You’ll know the exact number before we touch the brick. For a free estimate on your chimney, call (831) 534-3789 and we’ll walk through what your specific house needs.
When Do You Need a Chimney Liner Rebuild vs. a Full Chimney Rebuild?
This is the question we hear most often from San Francisco homeowners, and it’s a fair one because the two are very different jobs. The answer comes down to what’s actually failing.
A liner rebuild means the flue interior (the clay tiles or old metal liner that carries smoke and gases) has deteriorated, but the outer masonry chimney structure is still sound. We remove or bypass the old liner and install a new stainless steel system, typically DuraFlex, sized correctly for the appliance it serves. This is the most common job we do in mid-century homes in the Sunset and Richmond where the brick is holding up fine but the 1950s clay tiles are cracked through.
A full chimney rebuild means the masonry itself has failed. We see this most often on pre-1920 homes where decades of fog moisture and seismic movement have turned the mortar to sand and the brick to crumble. You can’t put a new liner in a chimney that’s structurally falling apart. The rebuild comes first, then the liner.
Our owner, Ruben Castellano, puts it plainly when he walks a customer through a bid: “The liner is the pipe. The chimney is the house that protects the pipe. Sometimes the pipe needs replacing. Sometimes the whole house needs rebuilding. The inspection tells us which one you have.”
Why San Francisco Codes Matter for Your Quote
If you’re getting quotes from multiple companies and one comes in dramatically lower, ask whether they’re pulling permits. San Francisco requires permits for structural chimney rebuilds, and the code requirements here are not suggestions. The 2022 California Residential Code (the current edition SF enforces) requires seismic reinforcement on rebuilt masonry chimneys, proper clearance to combustibles, and approved liner materials for gas appliance venting.
A company that skips the permit saves you a few hundred dollars up front. What they’re really doing is leaving you with unpermitted structural work that becomes a problem when you sell the house, and a safety risk in the meantime. We pull permits on every rebuild. It’s slower and it’s more expensive, and it’s the only way we’ll do it.
The same goes for materials. We install and service professional-grade trade brands: DuraFlex liner systems, HeatShield resurfacing, Gelco, Olympia Chimney, Famco, and Copperfield. These are the materials chimney professionals specify because they’re rated for the heat, the corrosive flue gases, and the decades of service expected. We won’t use box-store substitutes, and we’ll tell you exactly what product is going into your home before we order it.
Our 365-Day Done Right Promise
Here’s what our guarantee actually says, because we believe a guarantee should be specific enough to mean something:
- Written guarantee on every repair: Every liner installation and rebuild comes with a written, itemized guarantee. Nothing verbal, nothing vague.
- 365-day coverage on workmanship: If the repair fails within a full year due to our workmanship, the second visit is free. No arguing, no fine print about “normal wear and tear.” A full year of accountability, on paper.
- Written price before any work begins: The number you approve is the number you pay. If we find something unexpected mid-job, we stop, explain what we found, and give you a new written price for the additional work before we proceed. You’re never surprised at the end.
We’ve operated this way since 2002, first as part of the Threshold Group family of home-service companies, and now serving San Francisco homeowners under the Alcott name. The brand on the truck changed; the standard behind it never did.
Who We Send to Your Door
You don’t want a stranger in your home. Neither would we. That’s why every Alcott technician passes a background check and identity verification before they’re ever assigned to a job. This is the Threshold Standard, and it’s not an optional upgrade, it’s the baseline for anyone who wears our uniform.
Before your technician arrives, you get their name and a photo. Not a generic “your technician will be there between 9 and 2.” You get the actual person’s name and face, sent to your phone. When they knock, they’ll be wearing an Alcott uniform and carrying a photo ID badge. You check the badge against the photo we sent. They match, every time, no exceptions. If you ever open the door and the person standing there isn’t the person we told you to expect, do not let them in and call us immediately.
Our technicians are background-checked, identity-verified, uniformed, and announced by name and photo before arrival. Every single one. That’s how we’ve built a reputation with San Francisco homeowners who are often home alone, parents with young children, and older customers who want certainty about who’s coming through the door.
FAQs – Chimney Liner & Rebuild Cost
How much does a stainless steel chimney liner cost in San Francisco?
A stainless steel chimney liner in San Francisco costs $2,800 to $5,200 installed, depending on flue diameter, height, and roof access. Homes in the Sunset and Richmond with moderate roof pitches usually fall between $3,000 and $3,800. A liner serving both a furnace and a water heater runs higher because it requires additional connectors and sizing. Call (831) 534-3789 for a written estimate specific to your chimney.
Is it cheaper to repair or replace a chimney liner?
Replacing a liner with a new stainless steel system costs $2,800 to $5,200 in San Francisco, while patching or resurfacing with HeatShield runs $2,200 to $4,500. The cheaper option isn’t always the right one, though. If the existing flue tiles are structurally compromised, resurfacing won’t hold. We recommend a Level 2 video inspection first, which costs $350 to $600 and tells us definitively which path makes sense for your chimney.
How much does a full chimney rebuild cost in San Francisco?
A full chimney rebuild in San Francisco starts around $6,500 and typically runs $8,000 to $15,000 on three-story Victorians and Edwardians. The biggest drivers are roof access, masonry scope, and seismic reinforcement required by San Francisco building codes. We provide a written, line-itemed price before any rebuild begins. For a free estimate on your specific chimney, call (831) 534-3789.
Can you fix a chimney liner the same day?
Liner installation is generally a one-day job once materials are on site, but we don’t do same-day emergency liner repairs. The process is: Level 2 inspection first, then we order the correct liner diameter and length for your flue, then we schedule installation. Total timeline from first call to completed liner is typically 7 to 14 days depending on material availability. If you’re concerned your chimney is unsafe right now, stop using it and call us immediately at (831) 534-3789. A live person answers, 24/7, no voicemail queue.
What does a chimney inspection cost in San Francisco?
A Level 2 chimney inspection with video scanning costs $350 to $600 in San Francisco, depending on access. This is the inspection required before any liner recommendation, and it’s the only way to see inside the flue without demo work. We waive the inspection fee toward any liner or rebuild work we quote from it. Call (831) 534-3789 to schedule an inspection, and you’ll know your technician’s name and see their photo before they arrive.
Does homeowners insurance cover chimney liner replacement?
Homeowners insurance in San Francisco generally covers chimney damage from sudden events like earthquakes, fires, or falling tree branches, not gradual wear like cracked flue tiles or deteriorated mortar. If you have earthquake coverage and the damage traces to a seismic event, the liner or rebuild may be covered. We provide documentation and photos for insurance claims when the damage qualifies. Call (831) 534-3789 and we’ll walk you through what your specific situation likely qualifies for.
Get a Written Estimate for Your San Francisco Chimney
You don’t need to understand every detail of chimney construction. You need to know what it costs, what’s wrong, and who’s showing up to fix it. We answer all three questions in our first conversation.
Call (831) 534-3789 and you’ll speak to a real person, not an automated system, 24 hours a day. We’ll schedule a Level 2 inspection, send you the technician’s name and photo before the visit, and put a written price in your hands before any work begins. That’s how home chimney service should work, and it’s how we’ve done it since 2002.
Pricing reflects the San Francisco market as of 2026. Alcott Chimney San Francisco offers free estimates, call (831) 534-3789. Written by Ruben Castellano, Owner at Alcott Chimney San Francisco, serving San Francisco homeowners since 2002.
What Our Customers Say
"Annual inspection and sweep. He used a camera to check the liner and found a cracked tile I had no idea about. Gave me a written estimate and did not push."
- Janet W."Water was leaking around the flashing. They resealed it and installed a new crown coating. Dry through two heavy rains since."
- Douglas P."Damper was stuck shut and I thought I'd need a new one. He freed it and lubricated it for almost nothing. Honest guys."
- Calvin M.