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.
Chimney Company in Altadena, CA
Chimney repair in Altadena usually comes down to cracked clay-tile liners, crumbling mortar crowns, and flashing that pulls away from the roofline after years of foothill weather. Homes here were mostly built between the 1910s and 1950s, and their original masonry fireplaces have now seen seven or eight decades of heat cycling, Santa Ana wind, and the occasional winter burn. Ashwood Chimney Sweep has served Altadena since 2012, and we handle the repairs those older flues need – not just the easy parts, but the liner, crown, cap, and flashing work that actually stops the problem. Call (833) 805-3229 and we’ll tell you exactly what’s going on.
Why Altadena Homes Are Different
Altadena sits in the wildland-urban interface against the San Gabriel Mountains, which changes how we approach almost every chimney job. The steep canyon-adjacent lots and tree-heavy streets mean many chimneys are shaded by mature oaks and deodars, and in fall those trees drop enough debris to clog caps and spark arrestors within weeks. Downdrafts are common on hillside properties where the chimney sits below the ridgeline, and access on sloped lots regularly requires setting ladders on uneven ground. Then there’s the fire risk. Hot, dry Santa Ana winds push through the Angeles National Forest in fall, and a single ember from a chimney with a cracked liner or missing cap is a real WUI concern – not a comfort issue, a structure-loss issue. The housing stock compounds it: early-1900s Craftsman bungalows and period-revival ranches with original brick masonry and clay-tile flues that were never designed for modern creosote loads. Ashwood treats every Altadena chimney as a fire-safety system first.
Styles & brands we work with





Our Main Altadena Services
Altadena homeowners call us for two services more than anything else – the annual sweep that keeps a wood-burning fireplace safe through the winter, and dryer vent cleaning that removes the lint most people never see building up behind the wall. Both are fire-prevention work, and both get the same level of attention from our crews.
Chimney Sweep in Altadena
An Altadena chimney sweep means removing creosote that builds up fast when you burn wood on cooler foothill nights. We also clear the leaf and deodar debris that clogs caps on tree-shaded lots, check the liner for hairline cracks, and give you a straight answer about whether the flue is safe to use another season. If you burn at all – even a few fires a month – this should happen yearly. Chimney Sweep in Altadena covers our full process, tools, and what to expect during the visit.

Dryer Vent Cleaning in Altadena
Dryer vents in older Altadena homes often run long, angled routes from the laundry room to an exterior wall, and every bend catches lint. Add the dry fall air and high heat from a dryer, and that lint becomes an ignition source. Ashwood treats dryer vent cleaning as a serious fire-safety service, not an upsell – we inspect the full run, remove the blockage, and verify airflow at the exterior termination. Dryer Vent Cleaning in Altadena explains the gear we use and the signs your vent is overdue.

What happens when you call
- 1
A real person answersNo phone trees — you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Chimney Repair in Altadena
Altadena’s oldest homes – the Craftsman bungalows and period ranches built between 1910 and 1950 – still have their original clay-tile flue liners, and after decades of heat and moisture those tiles crack, spall, and open gaps that let heat reach the framing. That’s the repair we do most often here: restoring or relining flues before they become a structure fire. The foothill climate makes it worse; winter burns followed by cool, damp nights create condensation inside the flue, and that moisture eats at mortar crowns and brick from the inside out. A cracked crown or failed flashing on a hillside Altadena roof also lets water into the chase, which is how small leaks turn into thousand-dollar masonry repairs. We handle the whole flue, not just the easy parts. Chimney Repair is Ashwood’s core service line, and we repair with the same materials professional contractors specify – DuraFlex liner systems, Olympia Chimney components, and Copperfield-sourced repair hardware.
Chimney Cap Installation
Signs you need it
Rainwater pooling in the firebox, animal sounds from the flue, or a visible gap where the cap should sit.
What it costs in Altadena
Chimney cap installation in Altadena typically runs $200 to $700 depending on flue size and roof access.
How we do it
We measure the flue opening, set a stainless cap with a proper spark arrestor, and mechanically fasten it so Santa Ana wind won’t lift it.
Chimney Liner Installation
Signs you need it
Cracked or spalled clay tiles, smoke odours in living spaces, or an inspection report flagging failed flue integrity.
What it costs in Altadena
Chimney liner installation in Altadena generally falls between $1,550 and $4,500 for a full stainless reline.
How we do it
We run a video inspection, document every crack and gap, then size and install a DuraFlex stainless liner that restores the flue to a sealed, insulated system.
What Chimney Repair Costs in Altadena
| Item | Typical range in Altadena |
|---|---|
| Chimney cap installation | $200 – $700 |
| Chimney liner installation (stainless reline) | $1,550 – $4,500 |
| Chimney flashing repair | $350 – $950 |
Do I really need chimney repair if I only burn a few times a year?
Yes, if the liner is cracked or the crown is failing. A damaged flue is a fire path even with light use because heat always travels through the breach, and Santa Ana winds turn any ember into a hazard.
Can you fix the liner without tearing out the whole chimney?
In most Altadena masonry fireplaces, yes. HeatShield restoration lets us seal cracked clay-tile liners from the inside, which avoids demolition and usually costs less than a full reline when the damage is moderate.
Brands We Service in Altadena
We stock and install parts from Olympia Chimney and DuraFlex, plus repair components sourced through Copperfield and Gelco – the same brands professional chimney contractors specify nationwide. For Altadena homes, that means no waiting on a special-order cap or liner hardware. If the liners are failing, HeatShield lets us restore them without full replacement. See our brands for the full lineup we work with.
See the difference
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After
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AfterPricing for Chimney Company in Altadena, CA
| Service | Typical range in Altadena |
|---|---|
| Chimney sweep (standard masonry fireplace) | $170 – $290 |
| Video camera inspection | $140 – $260 |
| Chimney cap installation | $200 – $700 |
| Chimney cap replacement | $200 – $700 |
| Chimney liner installation (stainless reline) | $1,550 – $4,500 |
| Chimney flashing repair | $350 – $950 |
| Chimney crown repair | $400 – $1,100 |
| Dryer vent cleaning | $100 – $230 |
Hilltop and ridgeline homes on steep lots with limited ladder access can push labour time up, as can older masonry flues with heavy creosote or multiple liner breaches. Ashwood gives you a flat price before we start work, and nothing gets recommended without camera evidence you can see for yourself.
Neighborhoods We Serve in Altadena
We work throughout the 91001 and 91003 ZIP codes, from the deeper canyon streets up against the Angeles National Forest down to the flatter blocks near the Pasadena line. Each area has its own rhythm – the older bungalows below Lake Avenue tend to have original masonry flues, while the mid-century and newer hillside homes often run factory-built units with different servicing needs.
- The Meadows
- Altadena Country Club area
- Upper Hastings Ranch
- La Vina
- Channing Trail area
Service Area – Cities Near Altadena
Ashwood Chimney Sweep works across the San Gabriel foothills, and Altadena jobs often send us into neighboring communities to handle connected projects. Our crews regularly serve Pasadena, CA next door, La Cañada Flintridge, CA up the canyon, East Pasadena, CA, and San Marino, CA. Homeowners with multiple properties between these cities often bundle fireplace and vent servicing into one call.
Serving Altadena, CA — Our Local Coverage Area
We’re based in the Altadena 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 Company in Altadena
Most Altadena jobs are scheduled within a week, and we move faster when a camera inspection shows an active fire risk. Foothill terrain doesn’t slow us down; our crews are set up for steep lots and tight access from day one.
Altadena is unincorporated LA County, so most routine sweeps, cap replacements, and liner restorations don’t need a county permit. Some hillside HOAs have aesthetic rules about cap styles, and we’ll flag that before you choose hardware.
Yes. Ashwood covers chimney sweeping, dryer vent cleaning, and chimney repair under one call, so you don’t need to source multiple contractors for connected ventilation problems. The vent gets the same camera inspection standard as the flue.
What happens when you call
- 1A real person answersNo phone trees — talk to a local chimney cleaning pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you — the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Altadena Customers Say
"Drop cloths everywhere, HEPA vac, and not a speck of soot on the carpet. I'd been dreading the mess for nothing."
— Lina Aziz"Cap keeps the birds out now, which after two springs of scratching noises is worth every penny."
— Alejandro Garcia"Level two inspection before we bought the house. The report was detailed enough to use as a negotiating point and he explained every photo in it."
— Paul Padgett