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 Sun Valley
Most chimney sweeps in Sun Valley run between $180 and $340, and a standard cleaning takes about an hour to ninety minutes once we’re on the roof. If you live in a 1950s-to-1970s ranch off Glenoaks Boulevard or up near Stonehurst, your chimney is probably original to the house, which means clay tile liners, aging mortar, and maybe no cap at all. We know those chimneys because we work on them every week. Call (213) 652-7061 and you’ll get a live person, a real arrival window, and a written price before any brush touches your flue.
Why Ashby Chimney Los Angeles Is Sun Valley’s Preferred Chimney Sweep Company
Ashby Chimney Los Angeles has been cleaning and repairing chimneys since 2002, and our crews know Sun Valley’s housing stock the way a mechanic knows a particular make of car. The ranches along Stonehurst Avenue, the stucco homes near Sun Valley Park, the older places up by La Tuna Canyon Road: these were built when masonry fireplaces were standard equipment, not an upgrade. That means original clay liners, unlined smoke chambers in some cases, and chimneys that have been through six decades of seismic settling and Santa Ana wind cycles.
We answer the phone around the clock. That matters in Sun Valley because chimney problems don’t schedule themselves for business hours, and nobody wants to sit by a cold fireplace on a January evening leaving voicemails. When you call, you speak to a person who can book your sweep, explain what the job involves, and give you a price range on the spot. Our technicians are background-checked and uniformed, so you know exactly who’s walking through your front door. And every job, from a simple Chimney Sweep to a liner repair, gets a written guarantee before we leave.
Styles & brands we work with





Fireplace Cleaning in Sun Valley
Fireplace Cleaning in Sun Valley usually means more than vacuuming out last winter’s ash. The semi-arid climate here means fires burn hot and often from late October through March, which builds creosote faster than homeowners expect. A typical fireplace cleaning in Sun Valley runs $180 to $260 for a standard open-hearth fireplace, and that price includes the flue, smoke chamber, damper assembly, and firebox. We also lay drop cloths, run a HEPA vacuum, and leave the hearth cleaner than we found it.
Creosote and Soot Removal
Creosote is the sticky, tar-like residue that condenses inside your flue when wood smoke cools on its way up. Sun Valley’s cool winter nights and occasional damp spells after rain make that condensation worse, especially in unlined or clay-tiled chimneys from the 1960s. We remove glazed, second-degree creosote with rotary brushes and chemical treatments where needed, and if we find third-degree glaze, we’ll show you the camera footage before recommending anything further.
Annual Sweep and Inspection
NFPA 211 says every chimney should be inspected once a year, whether you burned a dozen fires or none at all. In Sun Valley, Santa Ana winds push leaves, twigs, and debris into uncapped flues, and that debris can trap creosote or block the draft entirely. An annual sweep and Level 1 inspection runs $220 to $340 depending on flue condition and accessibility, and we’ll give you the exact number in writing before we start.
Chimney Services in Sun Valley
Chimney Services in Sun Valley go beyond the brush. Most of the homes we service were built between 1950 and 1975, and their chimneys carry the evidence: hairline cracks in clay flue tiles, spalled mortar joints, rusted dampers, and missing caps. A Level 1 inspection (included with every sweep) catches visible issues. When we suspect hidden damage, we recommend a Level 2 camera inspection, which runs $150 to $350 and gives you a recorded look at the inside of your flue. You see what we see before any repair is quoted.
Camera-Verified Inspections
We don’t recommend a liner replacement because a visual glance suggested it. Our camera runs the full length of the flue and shows cracks, gaps, and spalling in real time. In Sun Valley, where seismic settling and decades of thermal cycling have stressed original clay liners, that camera footage is the difference between a $300 sweep and a four-thousand-dollar rebuild you didn’t actually need. If we quote a repair, we’ll show you the footage that justifies it.

Cap and Damper Retrofits
Many Sun Valley chimneys predate modern caps and top-sealing dampers. Without a cap, rain gets into the flue, Santa Ana winds push debris down into the smoke chamber, and birds and rodents move in. We install stainless caps and top-sealing dampers from Copperfield and Olympia Chimney, sized to your flue, and a typical cap installation runs $180 to $420 including parts and labor. A damper retrofit usually runs $250 to $500 and pays for itself in reduced heat loss through the chimney.

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 Sun Valley
We stock and install components from manufacturers we trust, and we name them so you know exactly what you’re paying for. Famco caps and dampers are our go-to for Sun Valley’s windy ridge lines. DuraFlex and HeatShield liners cover resurfacing and relining jobs where the original clay tile has failed. Copperfield chimney caps hold up to the UV and temperature swings we see on flat, exposed rooflines off Glenoaks. Because we keep common parts on hand, most cap, damper, and minor masonry repairs are done in a single visit rather than a second appointment.
See the difference
Before
After
Before
After
Before
AfterCommon Chimney Sweep Problems We See in Sun Valley Homes
- Cracked clay flue liners from seismic settling. The same ground movement that cracks Sun Valley driveways also stresses chimney stacks. Clay tiles crack, and those cracks let heat and gases reach combustible framing. A camera inspection is the only reliable way to find them.
- Third-degree creosote glaze. Frequent hot fires in the original fireplaces of 1960s ranchers condense tar that hardens into a shiny, baked-on glaze. Rotary brush sweeps alone won’t remove it; it requires chemical treatment or mechanical removal and a follow-up camera check.
- Missing or rusted-out dampers. Half the Sun Valley chimneys we open still have the original cast-iron throat damper, and many have warped or seized from decades of heat and moisture. A failing damper wastes heat in winter and lets cold air dump into the living room all year.
- Uncapped flues collecting Santa Ana debris. Wind-driven leaves, twigs, and dust settle inside flues without caps, creating a fire hazard and blocking draft. We retrofit caps on most older Sun Valley homes within a season of the first sweep.
Pricing for Chimney Sweep in Sun Valley, CA
A standard chimney sweep in Sun Valley runs $180 to $260 for an open-hearth fireplace with one flue. Add a Level 2 camera inspection and the total typically lands between $330 and $520. Caps run $180 to $420 installed; top-sealing dampers add $250 to $500. The variables are roof pitch, flue height, creosote stage, and whether your chimney has been swept recently. We don’t add fees at the door. The price we quote in writing before work starts is the price on the invoice when we leave. Call (213) 652-7061 for a free estimate based on your exact flue and setup.
In the Stonehurst neighborhood, our crew swept a 1963 ranch with an original unlined masonry chimney venting a gas furnace. The homeowner called us for smoke backing into the living room; our camera showed a spalled clay liner and third-degree creosote glaze in the smoke chamber. We removed the accessible buildup, documented the flue cracks, and recommended a HeatShield resurfacing rather than pushing a full rebuild because the camera evidence made the case before any upsell. That’s how we work across Sun Valley: you see the proof before you approve the repair.
We Also Serve Cities Near Sun Valley
Our crews cover Sun Valley and the surrounding San Fernando Valley and east valley areas, including North Hollywood, Studio City, Sherman Oaks, and West Hollywood. If you’re nearby and wondering whether we work in your neighborhood, call and ask. For a full look at our broader service area, visit our Chimney Sweep in Sun Valley hub page or call (213) 652-7061.
Serving Sun Valley, CA - Our Local Coverage Area
We’re based in the Sun Valley 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 Sun Valley
Because the original clay flue liners in those chimneys have spent 50 to 70 years absorbing seismic settling, thermal expansion, and moisture intrusion, and hairline cracks are common. A basic sweep cleans the surface but won’t reveal a flue that’s quietly failing. That’s why we recommend a camera inspection anytime we’re in an older Sun Valley chimney and the homeowner hasn’t had one done.
Every year, regardless of burn frequency. Santa Ana winds drive debris into uncapped flues, and that debris can block draft or act as kindling for a chimney fire. An annual Level 1 inspection is included with every sweep, and in Sun Valley’s older ranches we often suggest a Level 2 camera inspection every two to three years.
Third-degree creosote is a hard, shiny, tar-like glaze that forms when creosote is repeatedly heated and cooled in the flue, and it cannot be removed with a standard brush sweep. It requires chemical treatment, rotary chain removal, or both, followed by a camera check to confirm the flue is clean. In Sun Valley, where hot fires in original fireplaces are common, we see this glaze several times a month during peak season.
Smoke backing into the room after a clean sweep usually points to a draft problem: a missing cap, a clogged smoke chamber, an undersized flue for the firebox, or negative air pressure from a tightly sealed house. A few mild instances can sometimes be addressed with a top-sealing damper or cap, but persistent smoking calls for a Level 2 inspection to find out exactly where the draft is failing.
Most do. Original chimneys in Sun Valley’s 1950s-1970s homes were often built without caps, and the original throat dampers are frequently rusted, warped, or missing. A stainless cap keeps rain, debris, and animals out, and a top-sealing damper cuts heat loss and improves draft. Both are relatively inexpensive retrofits that extend the life of the flue behind them.
Call (213) 652-7061 to book a sweep or ask a question. You’ll get a live person, a straight answer, and a written price before we ever put a ladder on your roof in Sun Valley.
Written by Nathan Corliss, Owner at Ashby Chimney Los Angeles, serving Sun Valley and the surrounding San Fernando Valley since 2002.