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 Brentwood
Most chimney sweeps in Brentwood run between $189 and $329 for a standard prefabricated fireplace, and if you call before noon on a weekday, we can usually get a tech to your neighborhood the same week, not next month. That’s the honest range for a Level 1 inspection plus a full sweep of the flue and firebox. If you live off Balfour Road, Sand Creek, or out near Lone Tree Way, you’re dealing with a specific kind of chimney problem, and we know it well. Call (213) 652-7061 and a live person answers, day or night, no voicemail maze.
We’re Chimney Sweep specialists who work on the factory-built metal flues that dominate Brentwood’s 1990s and 2000s tract homes. Those aren’t like the old brick stacks downtown. They have their own failure modes, and if you’ve been told your chimney is fine by someone who only glanced at it from below, that’s exactly the kind of job we end up redoing. The Kingswell Way is simple: written price before we touch anything, real arrival window, and every job backed in writing by the 365-Day Done Right Promise.
Why Ashby Chimney Los Angeles Is Brentwood’s Preferred Chimney Sweep Company
Brentwood homeowners keep calling us because we show up when we say we will, and the price we quote at the door is the price on the invoice. That sounds basic, but in this trade, it’s rarer than it should be. We’ve been in business since 2002, and Nathan Corliss built the company on a simple rule: if you can’t put it in writing, don’t say it. Uniformed, background-checked techs arrive in a clearly marked truck, walk you through what they found with camera footage, and leave the fireplace cleaner than they found it.
Scheduling and dispatch for our Brentwood crews are coordinated from our San Francisco Bay Area office. That means when you call, someone answers. When a tech is delayed by a Santa Ana backup on Highway 4, you get a call, not a shrug. We’ve swept hundreds of prefab chimneys in Brentwood’s newer subdivisions, and we know what a wind-driven debris jam looks like before we even get on the roof. Our Brentwood customers consistently tell us the same thing: we said what it would cost, we arrived when we said we would, and we left a written guarantee. That’s the whole job.
Styles & brands we work with





Chimney Sweep Certified in Brentwood
Chimney Sweep Certified work in Brentwood means something specific here: we’re sweeping factory-built metal flues, not the masonry stacks you see in older California cities, and we’re looking for the problems only camera scans catch. A standard sweep in Brentwood runs $189 to $329 and includes a full Level 1 inspection, flue brushing, firebox cleanup, and a written condition report. If you haven’t had the chimney looked at in two or more years, this is the service you need before the first winter fire.
Creosote and Soot Removal
In Brentwood’s hot, dry summers, creosote doesn’t just accumulate – it bakes into a hard, glazed layer on the flue walls. That’s third-degree creosote, and a standard brush won’t touch it. We use chemical treatments that break down the glaze to first-degree, then sweep it out clean. Soot removal is included with every sweep, and if the soot is packed around a seized damper, we clear that too.
Level 1 and Level 2 Inspections
A Level 1 inspection is the annual checkup: accessible portions of the flue, damper, firebox, and the chimney exterior. A Level 2 inspection adds a camera scan down the entire flue, which matters in Brentwood because hidden gaps or damaged heat shields from original installation only show up on camera. Most prefab chimneys in 1990s-2000s tracts have been inspected exactly zero times since the builder handed over the keys.
Gas Fireplace Cleaning in Brentwood
Gas Fireplace Cleaning in Brentwood runs between $149 and $249, and it’s one of the most skipped services in town. Homeowners assume a gas fireplace doesn’t need cleaning because there’s no wood smoke. But gas appliances produce a white soot that coats the logs, glass, and burner ports, and in Brentwood’s shared flue chases, that soot migrates from attached neighbors. We clean the glass, vacuum the burner assembly, clear the ports, and verify the venting is unobstructed.
Annual Sweep for Gas Units
Even if you only burn gas, an annual sweep of the venting system matters here. A blocked or partially blocked vent on a gas fireplace isn’t just inefficient – it can push carbon monoxide back into the living space. We check the terminations, clear debris, and confirm draft with a smoke test. The cost falls within the $149 to $249 range, and the written guarantee covers the work.
Fireplace Cleaning for Wood-Burning Units
For the older ranch-style homes near downtown Brentwood, wood-burning fireplaces are still common. Those get the full treatment: firebox scraped, grate cleaned, glass doors polished, and the flue swept to remove creosote and any critter debris. If you’re in a 1950s-70s house off First Street or Garin Parkway, your chimney has seen a lot of years, and a sweep plus a Level 1 inspection costs between $189 and $329.
Trusted Brands We Service in Brentwood
We stock parts for the prefab chimneys most common in Brentwood, so when we find a cracked heat shield or a failed damper clamp on a DuraFlex liner, we can usually fix it same visit. Our repairs use materials from recognized chimney-trade brands including DuraFlex, HeatShield, and Copperfield – not whatever was rolling around in the van. That matters when your flue shares a chase with a neighbor’s unit, because the fix has to be right the first time. Every repair carries a written guarantee, and if a covered repair fails within the guarantee period, we return and correct it at no charge. That’s the 365-Day Done Right Promise, put in writing, signed before we leave the driveway.
See the difference
Before
After
Before
After
Before
AfterCommon Chimney Sweep Problems We See in Brentwood Homes
- Cross-contamination from shared flue chases. In Brentwood’s attached 1990s tracts, your flue may share a chase with a neighbor’s unit. If their prefab chimney has third-degree creosote, it can deposit into your flue and cause sudden smoky backdrafts even when your firebox is clean.
- Santa Ana debris and animal nests. Those notorious wind events force leaves, twigs, and sometimes entire bird nests into seldom-used prefab chimneys. First winter fire, smoke pours into the living room, and the homeowner thinks it’s a dirty damper.
- Hidden gaps from original installation. Factory-built chimneys in 1990s-2000s Brentwood homes often left the builder with gaps or damaged heat shields you can’t see from below. Only a camera scan reveals spalled panels and cracked flue sections.
- Seized dampers on newer homes. A fireplace that hasn’t been used since last winter can have a damper rusted or glued shut by creosote. We free it, lubricate the mechanism, and confirm draft before we leave.
Pricing for Chimney Sweep in Brentwood, CA
Here’s the straight talk. A standard sweep plus Level 1 inspection in Brentwood runs $189 to $329. Gas fireplace cleaning runs $149 to $249. A Level 2 camera inspection runs $99 to $199. A full liner replacement, if you actually need one, starts around $2,500 and goes up from there depending on the flue length. We will show you the camera footage on a screen before recommending anything. Everything gets a written price before work starts, and that’s the number you pay. Call (213) 652-7061 for a free estimate over the phone – no obligation, just a real price.
We Also Serve Cities Near Brentwood
Our crews cover Brentwood and the surrounding communities, including Westwood, Sun Valley, Sherman Oaks, and North Hollywood. If you’re just outside the city line, give us a call – chances are we’re already working nearby.
Serving Brentwood, CA - Our Local Coverage Area
We’re based in the Brentwood 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 Brentwood
Santa Ana winds force leaves, twigs, and animal nests deep into seldom-used prefab chimneys, packing the flue with debris by the time winter arrives. In Brentwood, this happens most often in homes off the windier eastern corridors like Sand Creek Road and Lone Tree Way. A routine sweep before burning season clears this out, and the cost is the same $189 to $329 range. Call us at (213) 652-7061 to schedule before the first cold snap.
Yes, it happens regularly in Brentwood’s dense 1990s tract housing where two or more units share a single flue chase. One home’s neglected prefab chimney can deposit creosote and soot into the shared stack, causing smoky backdrafts in your firebox even when your side is clean. A Level 2 camera scan shows exactly what’s inside your flue, including what came from next door. We can document it and quote you a written fix.
Because infrequent use is exactly when blockages accumulate. In many Brentwood subdivisions, homeowners light the fireplace only during the brief winter, and the first fire of the season discovers a bird nest or Santa Ana debris packed in the flue. Annual sweeps prevent that surprise, and a Level 1 inspection catches early damage before it becomes a liner replacement. The sweep costs $189 to $329, which is far less than an emergency visit and smoke-damaged drywall.
Third-degree creosote is a hard, glazed, tar-like coating that forms when creosote bakes under high heat or sits through Brentwood’s long dry summers. A brush won’t remove it. We use chemical treatments that break the glaze down to first-degree, then sweep it thoroughly. In shared flue chases, we’ve seen third-degree creosote migrate from an attached neighbor’s gas vent, which is why we recommend camera inspections in attached Brentwood homes. Call (213) 652-7061 for a quote – estimates are free.
Yes. Gas fireplaces produce a white soot that requires different cleaning methods than wood-burning creosote, and the burner assembly and venting still need annual attention. In Brentwood’s shared flue chases, gas venting problems can cause carbon monoxide issues, so the vent system must be checked during the cleaning. Gas fireplace cleaning runs $149 to $249, and every job includes a written guarantee. Call (213) 652-7061 to schedule.
Written by Nathan Corliss, Owner at Ashby Chimney Los Angeles, serving Brentwood since 2002.