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 Lennox
Most Lennox homes have fireplaces that sit unused for years. That sounds harmless, but it creates a specific set of problems we deal with almost weekly in the 90304 zip code. Ashwood Chimney Sweep covers Lennox with the same crew that inspects, sweeps, and repairs flues across the South Bay, and we know exactly what to look for in these 1940s – 60s stucco bungalows. Call (833) 805-3229 to book a sweep or inspection with a team that understands this neighborhood’s housing stock.
Why Ashwood Chimney Sweep Is Lennox’s Preferred Chimney Sweep Company
Norm Castillo built Ashwood Chimney Sweep around one principle: a chimney company should fix what it finds, not just document problems and hand you a report. That matters in Lennox, where many fireplaces were added without permits decades ago and never lined. We don’t write up a red-flag inspection and walk away. We pull the nest, sweep the flue, and tell you plainly whether the masonry can be restored with HeatShield or needs a DuraFlex liner.
Lennox homeowners call us because we do our own work. The person who inspects your chimney is the same person who sweeps it and the same person who can repair it. No hand-off, no broken telephone, no second crew showing up a week later. That’s how we’ve built our reputation across the South Bay, from Del Aire to Inglewood.
Our response time to Lennox is typically within a few days for a routine sweep. For an inspection tied to escrow or insurance, we work with your timeline and document everything with photos. If you call from the blocks off Hawthorne Boulevard or anywhere in 90304, you’ll talk to someone who knows these blocks, not a call center.
Styles & brands we work with





Chimney Sweep Services in Lennox
Chimney Sweep in Lennox is most often a disuse inspection with a cleaning, not a heavy creosote removal job. We open the damper, check the smoke chamber, run the brush, and inspect the flue from top to bottom. The work includes pulling bird nests, removing soot fallout, checking the crown for spalled mortar, and testing the draft while we’re there. Most sweeps in Lennox run $210 – $340 depending on the flue’s condition.
Disuse Inspection and Soot Removal
Fireplaces that haven’t burned anything in years still need attention. Soot settles, mortar crumbles, and birds find their way in through a missing cap. We remove what’s in there and photograph what we find so you can see the flue’s condition yourself. That camera evidence is the only reason we’d ever recommend a liner or rebuild.

Downdraft and Backpressure Check
Lennox sits directly under LAX approach patterns. The constant low-flying traffic creates pressure shifts that can push smoke back into a living room if the chimney’s draft is marginal. We check draft as part of every sweep in Lennox. It’s not an add-on here. It’s the difference between a fireplace that works and one that fills the house with smoke on the first cold evening.

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.
Chimney Cleaning in Lennox
Chimney Cleaning in Lennox homes is a different call than it would be in Big Bear or Lake Arrowhead. These fireplaces aren’t burning cord after cord of oak through the winter. They’re burning occasionally, maybe a handful of times between November and February, and sitting idle the rest of the year. What builds up is not heavy creosote but dust, soot fallout, bird debris, and moisture damage on unlined masonry. A typical cleaning runs $180 – $290 in Lennox.
Light-Burn Buildup Removal
When a fireplace only gets used occasionally, the buildup is thin but gritty. It’s soot and ash mixed with dust that settled through an open damper. The brush pass takes less time, but the inspection takes longer, because we’re looking for what disuse did to the masonry while nobody was watching.
Rainy Season Moisture Check
Lennox sees almost no real winter weather, but the brief rainy season dumps enough water on unlined masonry to cause problems. Moisture gets into the mortar joints at the crown, soaks down through the flue, and loosens what was already cracked. We check for this every time we clean a chimney in Lennox, because a damp flue is a much bigger repair if it sits another season.
Trusted Brands We Service in Lennox
When a Lennox fireplace needs more than a sweep, we use materials from the same professional-trade suppliers that certified chimney contractors specify nationwide. That means DuraFlex flexible liner systems, HeatShield restoration product for cracked or spalled flues, and components sourced through Olympia Chimney and Copperfield. We stock common liner diameters and caps locally, so most repairs can be scheduled without waiting on a distributor. These aren’t brands you’ll find at a big-box store, and that’s the point. We repair with what the trade actually uses.
See the difference
Before
After
Before
After
Before
AfterCommon Chimney Sweep Problems We See in Lennox Homes
- Unlined 1940s – 60s masonry flues. The original fireplace was built without a liner in many Lennox bungalows, and because it works, the homeowner assumes it’s safe. It isn’t. We find interior masonry gaps and heat transfer to nearby framing that a liner would prevent.
- Bird nests and debris in unused flues. A fireplace that sits for years without a cap is an open invitation. We pull starlings and sparrows out of smoke chambers in Lennox regularly, and the nesting material is a fire hazard if it isn’t removed before the first burn.
- Spalling mortar at the crown. The brief rainy season is enough to soak unlined masonry. Water gets into the crown joints, expands, and breaks off chunks of mortar. Left alone, that becomes a structural chimney repair.
- Downdraft and smoke blowback under jet traffic. The pressure waves from low-flying aircraft near LAX can push air down a marginal chimney. If the flue is short, unlined, or missing a cap, that means smoke in the living room instead of up the stack.
Pricing for Chimney Sweep in Lennox, CA
A standard sweep with a Level 1 inspection in Lennox runs $210 – $340. A chimney cleaning without the full inspection sits between $180 – $290. If we’re pulling a nest, expect the higher end of that range. Adding a Level 2 inspection with camera work typically brings the total to $350 – $500, and that’s the call to make if you’re buying, selling, or haven’t burned in more than three years. Any repair recommendation comes with photos, and if we say a liner or crown rebuild is needed, we’ll show you exactly why. Call (833) 805-3229 for a free estimate on a sweep or inspection.
We Also Serve Cities Near Lennox
Ashwood Chimney Sweep covers Lennox and the surrounding South Bay communities. We work Del Aire, Hawthorne, Inglewood, and El Segundo regularly, so if you’re calling from just outside the 90304 boundary, we’ll still get to you quickly. Lennox is where we see the most disuse inspections in the area thanks to the housing age and LAX pressure patterns, but the same crew covers every city nearby.
Serving Lennox, CA — Our Local Coverage Area
We’re based in the Lennox 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 Lennox
Yes. Lennox fireplaces sit unused for years, and that means bird nesting, soot fallout, and cracked mortar that go unnoticed. A sweep is the only way to find those problems before the first fire. Call (833) 805-3229 and we’ll schedule a disuse inspection at your convenience.
A sweep removes buildup; a Level 1 inspection verifies the system is sound for continued use; a Level 2 inspection adds camera work and covers real estate transactions; a Level 3 inspection involves demolition access to hidden areas. In Lennox, most homes need a Level 1 with the sweep, or a Level 2 if the fireplace has been dormant for years. We’ll tell you which is appropriate before we start.
Most 1940s – 60s Lennox bungalows were built without a clay tile liner behind the firebox, and many fireplaces were added without permits. The only reliable way to know is with a camera inspection of the flue interior. We include that with any Level 2 inspection and can recommend a DuraFlex liner if yours is unlined or deteriorated.
In Lennox, the most common cause is downdraft from the pressure waves generated by low-flying aircraft near LAX. A short or unlined flue, a missing cap, or a marginal draft will all make that pressure shift push smoke back into the room. We test draft on every sweep and can correct the problem with a cap, liner, or flue extension.
Usually yes, but it requires a full inspection first. If the flue is unlined or the mortar has spalled from moisture, you’ll need a liner or crown repair before it’s safe to burn. We can restore some flues with HeatShield rather than a full rebuild. Call (833) 805-3229 to have us open it up and tell you exactly what it needs.
Written by Norm Castillo, Owner at Ashwood Chimney Sweep, serving Lennox and the South Bay since 2012.