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 Sweep Across Palo Alto
Chimney sweeping in Palo Alto typically costs $189 – $349 for a standard flue cleaning, with the price set in writing before we touch the fireplace. Homes with heavy creosote, hard-to-reach caps, or older masonry chimneys in Professorville and Old Palo Alto often fall toward the higher end. You’ll get a straight number at the door, not a surprise after we start. Call us at (669) 266-5073 and within minutes you’ll know what a sweep costs for your home.
We know Palo Alto’s chimneys because we’ve been inside hundreds of them. The early 20th-century Spanish Colonials and Craftsman bungalows with original brick flues, the mid-century ramblers, and the newer zero-clearance fireplaces in homes near the Cal Ave district all behave differently when you sweep them. That local knowledge means we’ll recognize what your chimney needs before we even open the damper.
Why Ashby Chimney San Jose Is Palo Alto’s Preferred Chimney Sweep Company
Palo Alto homeowners call us because we do what we say we’ll do. Ashby Chimney San Jose has been sweeping chimneys since 2002, and our technicians arrive in uniform, background-checked, and on the schedule we agreed to. No six-hour windows. No “we’ll call you later.” Just a live person answering the phone 24/7 and a tech at your door when we said they’d be there.
Every job in Palo Alto starts with a written price before any work begins. That’s not a negotiation tactic or a “free estimate” that doubles once we’re inside. The number you get at the door matches the invoice. If we find something wrong during the sweep, we show you the camera footage before recommending anything. Nothing gets done without your say-so and a written price.
Here’s what Palo Alto residents tell us they value most: we answer the phone, we show up, and we stand behind the work. Every repair carries a written guarantee. If a covered repair fails within the guarantee period, we come back and fix it at no charge. That’s our 365-Day Done Right Promise, and it’s part of the Kingswell Guarantee our independently owned location operates under. Nathan Corliss leads our team, and he insists on putting every promise in writing because that’s the only way a promise means anything.
Styles & brands we work with
Chimney Maintenance in Palo Alto
Chimney Maintenance in Palo Alto means preparing your fireplace for what this climate actually does to it: mild wet winters that push water into cracks, dry summers that bake and harden creosote, and the occasional heavy storm that tests every seam in your flashing. A maintained chimney isn’t just clean. It’s dry, capped, properly sealed, and ready for the first fire when the fog rolls in off the bay in November.
Most Palo Alto homeowners schedule maintenance in late summer or early fall, before the first cold snap. A standard maintenance visit runs $149 – $249 and includes a visual check of the cap, crown, flashing, and damper, plus a basic swipe of the flue if it needs it. If you haven’t had the chimney looked at in a few years, we’ll recommend a Level 1 inspection alongside the maintenance so we’re not guessing about what’s above the smoke shelf.
Annual Sweeps and Seal Checks
Once a year is the right cadence for most Palo Alto fireplaces, even if you only burn occasionally. What we’re looking for is water migration and creosote that’s hardened into a glaze. In Old Palo Alto and Professorville, we also check for spalling brick and deteriorating mortar joints because those chimneys are 80 to 120 years old.
Firebox and Damper Cleaning
A firebox full of ash and a damper coated with soot will send smoke back into your living room even when the flue is clean. We clean both as part of a full sweep. If the damper is rusted from years of rain sneaking past a cracked crown, we’ll show you that on camera and quote the repair separately.
Chimney Sweep Services in Palo Alto
Chimney Sweep Services in Palo Alto start with an honest answer: a typical sweep runs $189 – $349, and most jobs take 60 – 90 minutes. We set the price in writing before we start, based on what we saw during the walkthrough. The price includes the sweep, the firebox and damper cleaning, and a basic visual check of the accessible chimney components. It does not include mystery add-ons or “premium” packages we invent on the spot.
What you’ll see us do: we lay drop cloths, run a chimney brush and HEPA vacuum through the flue, and remove creosote and soot until the liner is clean to the touch. Then we check the cap and crown from the roof. We leave the fireplace cleaner than we found it, and we’ll tell you plainly if anything needs attention before you burn again.
Creosote and Soot Removal
Creosote is the thing that causes chimney fires. In Palo Alto’s mild climate, a lot of homeowners use their fireplaces like a guest room: occasionally, and then not for months. That intermittent use can actually create a harder creosote glaze, because each fire adds a new layer that bakes onto the last one. We remove all three stages of creosote, from flaky first-degree to hardened third-degree glaze, using brushes and chemical treatments as needed.
Level 1 and Level 2 Inspections
A Level 1 inspection happens whenever we’re already in the chimney for a sweep and everything looks routine. A Level 2 is what you need if you haven’t used your fireplace in years, if you’re buying a house in Palo Alto, if you’ve had a storm recently, or if you live near San Francisquito Creek and have ever seen water in your firebox. We use a camera to see what the naked eye can’t: cracked flue tiles, hidden water damage, rusted dampers, and gaps in mortar that are slowly letting smoke into places it shouldn’t go.
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 Palo Alto
When repairs are needed, we use materials from names the chimney trade actually trusts. DuraFlex liners for relining old masonry chimneys. HeatShield for resurfacing damaged flue tiles without jackhammering your living room. Olympia Chimney and Famco caps and dampers for keeping water and birds out. We keep the most common Palo Alto repair parts on the van, so a cracked cap or a rusted damper doesn’t mean waiting a week for a part to ship. It means we fix it on the first visit, most of the time. The rest of the time, you get a written price and a written schedule before we leave.
Common Chimney Sweep Problems We See in Palo Alto Homes
- Ceiling stains near the fireplace after a storm. This usually means a cracked chimney crown is letting rainwater run down the flue and soak into the framing around the firebox. We trace the leak with a camera and fix the crown before the stain becomes rot. If you see a stain, call (669) 266-5073 before the next storm arrives.
- Smoke backing into the living room on windy nights. Palo Alto sits where the weather can whip around, and a displaced or missing chimney cap turns your flue into a wind tunnel in reverse. We replace caps with properly sized Copperfield or Olympia Chimney models that stop the downdraft and keep birds out while the firebox is cooling.
- Rusted dampers that won’t open or close. Water that dripped through a cracked crown for years will rust the damper in the open or closed position. This is especially common in the flood zone near San Francisquito Creek, where groundwater and storm water have both taken a turn at the masonry. If the damper is seized, we’ll show you and quote the replacement before we touch it.
- Stage-three creosote glaze on flue walls. Palo Alto’s mix of occasional fires and dry summers creates the perfect conditions for creosote to harden into a tar-like glaze that a standard brush won’t remove. This is a chimney fire waiting to happen. We treat it with chemical creosote removers, then sweep and re-inspect. Your first sign is often a sharp, smoky smell lingering days after the last fire.
See the difference
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AfterPricing for Chimney Sweep in Palo Alto, CA
A standard chimney sweep in Palo Alto costs $189 – $349. Fireplace cleaning that includes a firebox deep-clean and damper service runs $229 – $289. A Level 1 inspection is $99 – $179, and a Level 2 video inspection runs $199 – $349. If you’re in a pre-1950s home in Professorville or Old Palo Alto with an original, unlined chimney, expect to pay toward the upper end of these ranges because those flues need more care and more time. Every quote is written and final before we start. Call (669) 266-5073 for a free estimate with no obligation and no pressure. You’ll know exactly what the job costs before you agree to it.
One more thing: if we’re already out for a sweep and you want an inspection too, we bundle the pricing and tell you the combined number up front. No doing the work first and presenting the bill later.
We Also Serve Cities Near Palo Alto
Our Chimney Sweep team covers homes across the Peninsula. Along with Palo Alto, we regularly serve Stanford, Menlo Park, Atherton, and Los Altos. If you’re in one of those communities and need a written price on a chimney sweep or inspection, call us at (669) 266-5073. Dispatch is coordinated from our San Francisco Bay Area office, and Palo Alto-area appointments are scheduled daily.
Serving Palo Alto, CA - Our Local Coverage Area
We’re based in the Palo Alto 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 Sweep in Palo Alto
Palo Alto’s wet winters let water into any gap in your chimney system, and the most common entry point is a cracked crown. Once rain gets past the crown, it soaks the flue walls, rusts the damper, and can wick into the framing around the fireplace. Over a single wet season, that’s enough to cause spalled bricks and the first faint ceiling stain near the mantel. Before your first fire, have us inspect the crown, cap, and flashing so you’re not lighting a fire in a chimney that’s been quietly taking on water since March. Call (669) 266-5073 and we’ll schedule it.
Homes in the flood zone near San Francisquito Creek often have hidden water damage in the chimney even when the firebox looks perfectly dry. Past floods can leave rusted dampers, spalled bricks, and corroded hardware that a quick visual check won’t reveal. That’s why we recommend a Level 2 camera inspection before sweeping any creek-adjacent chimney. The camera shows us what’s really happened inside, and we only recommend repairs you can see with your own eyes. The inspection runs $199 – $349, and if the flue is clean and dry, that’s all you pay.
The most common signs are a ceiling stain near the fireplace, a musty smell when the wind blows, or visible cracks in the concrete surface on top of the chimney. You might also see efflorescence, a white chalky mineral deposit, on the brick below the crown line. If you notice any of these after a Palo Alto storm, call us before the next one arrives. We’ll inspect the crown, show you the crack, and quote the repair in writing. A crown repair typically runs $300 – $700, and it’s far cheaper than the framing and drywall repair a leaking crown eventually causes.
Yes, it does, and this is the part no generic chimney company thinks about. A pre-1950s Professorville chimney is usually brick or stone with an unlined flue or a clay tile liner that’s now cracked or missing mortar. The cleaning has to account for fragile masonry, and the inspection has to look for structural movement and water penetration in a way a modern zero-clearance fireplace doesn’t require. A 1920s Spanish Colonial in Old Palo Alto with its original brick chimney isn’t just a tube to run a brush through. It’s a structural system, and cleaning it wrong means grinding mortar out of bricks that have been in place since the Coolidge administration. Our technicians are trained on both traditional masonry and modern factory-built systems, so we don’t apply the wrong method to the wrong chimney.
Once a year, even in Palo Alto’s mild climate. The mild weather doesn’t mean creosote doesn’t build up; it means the fires you do have are spread out, which can actually create a harder, more adhered creosote than daily burning does. Annual sweeping also gives us the chance to spot water damage from the wet season before it becomes a structural issue. If you only burn a handful of times a year and you’re diligent about having us check the crown and cap, you might get away with every other year. Most Palo Alto homeowners fall into the once-a-year category, and the $189 – $349 a sweep costs is a fraction of what a relining runs. Call (669) 266-5073 and we’ll get you on the schedule.
How We Work in Palo Alto
In Old Palo Alto, we swept a 1920s Spanish Colonial with an original brick chimney that had a cracked chimney crown after a winter storm. Water had dripped onto the damper, rusted it, and left a ceiling stain in the room below. Our tech replaced the crown, installed a Copperfield cap, and removed first-degree creosote from the flue liner before the first fire of the season. The homeowner saw the photos, approved the quote, and got every promise in writing before we started. That’s the Kingswell Way: say the price, show up in the window, leave it cleaner, put the guarantee in writing, and come back if it fails.
If you’re in Palo Alto and you want a chimney company that answers the phone and does what it said it would do, call us at (669) 266-5073. We’ll give you a written price for a chimney sweep in Palo Alto, schedule a time that works, and show up ready to work. If something’s wrong, we’ll show you the camera footage and let you decide. No pressure, no doom-and-gloom, just straight talk about flues and fireplaces.
Written by Nathan Corliss, Owner at Ashby Chimney San Jose, serving Palo Alto since 2002.