Sweep & inspection
Caps & crowns
Flue relining
Masonry repair
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.
Fast, Reliable Chimney Inspection Across San Rafael
A chimney inspection in San Rafael typically costs $189 to $489, depending on whether you need a Level 1 visual check or a Level 2 camera inspection. Most inspections take 45 to 90 minutes, and we schedule them throughout Marin County within a few business days. Call (831) 534-3789 and you’ll get a live person, not a voicemail tree.
We know San Rafael homes because we’ve inspected hundreds of them, from mid-century ranchers in Terra Linda to hillside properties off Lucas Valley Road. Salt air, fog cycles, and aging single-wythe brick chimneys create a specific set of problems here that a boilerplate inspection misses. Our Chimney Inspection team documents everything with camera evidence, so you see what we see before any repair is recommended.
Key Takeaways
- A standard Level 1 inspection runs $189 to $249 in San Rafael; a Level 2 with camera scope runs $349 to $489.
- Salt air here corrodes galvanized caps and flashing within 8 to 12 years, well before the brick or flue liner fails.
- You’ll know your technician’s name and see their photo before we arrive, and they’ll show ID at the door.
- Every repair comes with a written guarantee and a free return visit if it fails within 365 days.
Styles & brands we work with





Why Alcott Chimney San Francisco Is San Rafael’s Preferred Chimney Inspection Company
Ruben Castellano has led Alcott Chimney San Francisco since 2002, and the company operates as part of the Threshold Group family. That matters in San Rafael, where homeowners regularly tell us they want to know exactly who’s coming to the door before they open it. Every technician who drives to your property has passed a background check and identity verification under the Threshold Standard. You’ll receive the technician’s name and photo before the visit, and they’ll show a photo ID badge when they arrive. No exceptions, every time.
Our crews know the neighborhoods, from the flat streets of the Canal area to the winding drives above China Camp. They understand how the marine layer rolls through the valleys and what that moisture does to chimney crowns. We don’t dispatch generic contractors from across the Bay. We send technicians who work San Rafael regularly and can tell you what they typically find in your specific housing stock. Dispatch is coordinated from our San Francisco Bay Area office, but the people who show up work San Rafael locally.
Level 2 Chimney Inspection in San Rafael
What It Covers
A Level 2 Chimney Inspection in San Rafael goes further than the basic visual check. It includes everything in a Level 1 – accessible portions of the flue, the firebox, the damper, the cap, and the masonry – plus video camera scanning of the entire flue interior. We look for cracks in clay tile liners, gaps between sections, creosote glaze, and animal nesting material. For San Rafael’s hillside homes, where single-wythe brick chimneys shift with seasonal temperature swings, this camera work is the only way to verify the flue is actually sealed and roadworthy.
When San Rafael Homeowners Need One
You need a Level 2 inspection if you’ve recently bought the home, if your chimney has been through an earthquake, if you’ve had a chimney fire, or if you’re changing fuel type, like converting a wood-burning fireplace to gas. Real estate transactions in San Rafael usually require a Level 2, and we work with agents and escrow timelines regularly. We also recommend one if your home is more than 25 years old and has never had a camera inspection. Expect to pay $349 to $489 for a Level 2 in San Rafael, depending on flue height and roof access.
What We Document
You get a written report with timestamped photos and video stills from the camera. If we find a problem – a cracked tile, a deteriorating mortar joint, a separated flue section – you’ll see it on the screen while we’re still there. We never ask you to take our word for a repair. If we tell you a liner needs work, you’ll have the footage to verify it yourself. That’s how we’ve done it since 2002.
Chimney Leak in San Rafael
What Fails First
A Chimney Leak in San Rafael usually starts with the metal parts, not the brick. Galvanized chimney caps corrode through within a decade in the salt air that drifts up from the bay and over the coastal hills. Flashing snaps at the fasteners where the chase meets the roofline. Crowns spall from repeated fog-driven moisture cycles, forming hairline cracks that let water travel behind the flue liner and into the firebox. By the time you see a water stain on the ceiling or smell dampness in the firebox, the cap may have been failing for two or three winters.
What We Do About It
We inspect the entire top of the chimney: cap, crown, flashing, and the topmost brick courses. If the cap is galvanized and showing rust bloom, we’ll show it to you and recommend stainless steel or a Copperfield cap, which holds up far longer in San Rafael’s salt air. If the crown is spalling, we assess whether resurfacing with a proper crown coat will seal it or whether it needs rebuilding. A crown repair in San Rafael typically runs $450 to $950, and a full flashing replacement with stainless steel runs $600 to $1,400 depending on roof pitch and chimney size.
A note worth taking seriously: We once inspected a 1960s rancher in the Dominican neighborhood where the galvanized chimney cap had corroded clean through, leaving the flue open to raccoons and rain. We found first-degree creosote in the narrow unlined flue and replaced the cap with a stainless model, then resealed the crown before the summer marine layer set in. That’s a typical San Rafael sequence: rain gets in, creosote forms on the damp flue walls, and the chimney becomes both a moisture problem and a fire risk.
Trusted Brands We Service in San Rafael
We work with professional trade materials, not box-store substitutes. That means Famco and Copperfield caps and dampers, DuraFlex liner systems, and HeatShield resurfacing products. Our crews keep the common sizes on the truck, which means a corroded cap on a San Rafael hillside home can usually be replaced in the same visit. And because we install these brands correctly with the right flashing and sealants, the components survive far longer in salt air than the galvanized parts they replace.
See the difference
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After
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After
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AfterCommon Chimney Inspection Problems We See in San Rafael Homes
- Corroded caps and flashing from salt air: San Rafael’s marine layer pushes damp, saline air over the coastal hills and into the valleys. Galvanized chimney components lose their zinc coating and rust through well before the masonry shows any distress. During inspection, we check every fastener and seam on the cap and flashing and recommend stainless replacements when corrosion has begun.
- Spalling crowns from fog-driven moisture cycles: The crown on a hillside chimney sees daily temperature and humidity shifts between marine layer mornings and dry afternoons. Hairline cracks form, widen with each cycle, and eventually channel rainwater behind the flue liner. A chalky white surface on the crown is efflorescence, a telltale sign the masonry is holding water.
- Single-wythe brick cracks at the roofline: Many San Rafael homes built between the 1950s and 1970s have chimneys built from a single layer of brick. Hillside lots settle unevenly, and the chimney moves differently than the house, cracking at the roofline. This breaks the draft seal and can allow sparks and gases to escape into wall cavities or attic space.
- Wildlife blockages in wooded neighborhoods: In heavily wooded areas like Dominican and Sleepy Hollow, raccoons and squirrels build nests in uncapped or poorly capped flues. We carry wildlife removal tools and checking the flue for animals is part of every inspection on these streets. A missing or corroded cap is an open door to exactly this problem.
Pricing for Chimney Inspection in San Rafael, CA
A basic Level 1 chimney inspection in San Rafael runs $189 to $249. Add camera scanning and you’re looking at $349 to $489 for a Level 2. If you’re in one of the older hillside neighborhoods like Dominican or the hill streets off Ridgewood Drive, expect the higher end because flues are taller, roofs are steeper, and access takes longer. If we find a problem, you’ll get a written price for the repair before any work begins, and you’ll have camera footage showing exactly what needs fixing. Estimates are free. Call (831) 534-3789 and we’ll quote your specific chimney over the phone when possible.
We Also Serve Cities Near San Rafael
Our crews work throughout Marin County and into the East Bay. We provide Chimney Inspection in San Rafael and regular service to Fairfax, Mill Valley, Richmond, and Novato. If you’re on the edge of our service area, call and ask; we’ll tell you honestly whether we can get to you this week.
Serving San Rafael, CA - Our Local Coverage Area
We’re based in the San Rafael 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 About Chimney Inspection in San Rafael
Once a year, even with light use. San Rafael’s damp winter air and summer marine layer cause creosote to form even in flues that see only occasional fires, because cooler, smoldering burns deposit more tar-like residue than hot, clean burns. More importantly, your cap, crown, and flashing are corroding from salt air whether or not you burn at all. An annual inspection catches metal failure before it becomes a water leak or an animal entry point. Call (831) 534-3789 to schedule yours.
Yes, and faster than most homeowners expect. Galvanized steel caps and flashing in San Rafael’s salt air typically show significant corrosion within 8 to 12 years. The zinc coating oxidizes, the fasteners weaken, and the metal eventually rusts through. Stainless steel components last significantly longer, which is why we recommend them for coastal hillside homes. During your inspection, we’ll point out the exact condition of your cap and flashing and recommend replacement only when the corrosion is actively compromising the chimney.
A Level 1 is a visual check of the accessible chimney components: firebox, damper, cap, and the flue from the top and bottom. A Level 2 adds video camera scanning of the entire flue interior plus a check of accessible attic, crawl space, and roof areas. For hillside homes in San Rafael, where single-wythe brick chimneys crack with temperature swings, the Level 2 is the only inspection that verifies the flue liner is intact along the full run. Expect to pay $349 to $489 for a Level 2, and you’ll receive the camera footage as part of the report.
The white chalky surface is efflorescence, a mineral deposit left behind when water evaporates from masonry. It’s common on San Rafael chimneys because fog cycles keep the masonry damp and then dry it out repeatedly. But common doesn’t mean harmless. The hairline cracks alongside it mean water is penetrating the crown, and in a few more winters, the crack will widen and channel water behind the flue liner. Crown resurfacing or rebuilding is far cheaper than repairing the firebox damage that follows. We can assess the crown during a standard inspection and give you a written price if it needs work.
Yes. A Level 2 camera inspection shows exactly what’s inside your flue, including glaze creosote from wet, smoldering coastal wood and cracks or separations in clay tile liners. Third-degree creosote, the hard, shiny glaze, can’t be removed with a standard brush and requires chemical treatment or mechanical removal. If the liner itself is cracked or separated, that’s a different problem, one that may require a DuraFlex stainless liner or HeatShield resurfacing, depending on extent. You’ll see the footage yourself and get a written recommendation with a firm price before any work starts. Call (831) 534-3789 for scheduling.
If you’ve been putting off a chimney inspection in San Rafael, the right time is before burning season and before the next winter rain finds the crack in your crown. Call (831) 534-3789 for a free estimate. You’ll know who’s coming, what it costs, and what you’re actually paying for, before we ever ring the bell.
Written by Ruben Castellano, Owner at Alcott Chimney San Francisco, serving San Rafael since 2002.