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.
DuraFlex Chimney Cleaning in Pasadena, CA | Hickory Chimney Sweep
We provide independent DuraFlex chimney cleaning, inspection, and relining service across Pasadena, including South Pasadena DuraFlex service. The one thing that separates our DuraFlex work here from a generic sweep: we understand that Pasadena’s pre-1930s masonry chimneys can’t be rebuilt from the outside, so everything we do has to work from inside the flue. That means prep, liner sizing, and cap matching matter more here than almost anywhere else in LA County. If you’ve got a DuraFlex liner in a century-old Pasadena fireplace, or you’re wondering if your old clay-tile flue needs one, call us at (855) 554-2841.
Why Pasadena Residents Choose Us for DuraFlex Service
DuraFlex stainless relining systems are what we install and service most often in Pasadena’s century-old masonry chimneys, because their flexible and rigid components fit the irregular clay-tile flues common here without disturbing the protected exterior stack. We’re an independent DuraFlex service provider, not authorized, sponsored, or endorsed by DuraFlex, and our credibility comes from years of relining 91101 and 91104 Craftsman fireplaces, not from a manufacturer badge. Ruben Acosta, our owner, grew up in Boyle Heights and has spent over two decades inspecting and relining chimneys across East LA and the San Gabriel Valley. He’s the one who taught the crew that a DuraFlex liner is only as good as the flue you put it in, whether it’s East Pasadena DuraFlex service or anywhere else in the Valley. We don’t rely on a badge. We rely on what the camera shows us and what we’ve learned from hundreds of Pasadena fireplaces.
We stock genuine DuraFlex components, liner sections, top plates, caps, and insulation wrap, so we’re not waiting on a shipment when your inspection turns up a problem. For a full rundown of what we carry and service, see our DuraFlex sales & service page.
Styles & brands we work with
Common DuraFlex Chimney Cleaning Problems We Solve in Pasadena
- Cracked clay tiles behind the liner. Pre-1930s Pasadena bungalows, especially across 91104 and Bungalow Heaven, sit on faults like the Raymond and Sierra Madre zones. Decades of seismic settling offset and crack the original clay flue tiles. A DuraFlex liner rubbing against those broken edges will abrade the stainless wall if the flue isn’t properly prepped and insulated before the liner goes in.
- Loose liner-to-cap and top-plate connections. Pasadena’s dry-summer/wet-winter cycle spalls brick and mortar around the crown. Water tracks down alongside the liner, and connections that were tight five years ago start to loosen and corrode. We see this constantly on exterior chimneys along the 210 corridor.
- Undersized liners on old unlined fireplaces. Original single-tile or unlined fireboxes get fitted with a DuraFlex liner sized to the old opening, restricting draft. First cold snap in November, smoke pushes back into the living room. We fix the sizing, not just the symptoms.
- Creosote glazing at the bottom section near the damper. That’s where moisture and creosote collect on older DuraFlex installs. It turns into a hard glaze that’s tough to remove and can hide pinhole corrosion in the liner wall.
- Damaged insulation wrap. Pasadena’s hot summers bake exposed sections, and rainy winters soak them. Insulation wrap that’s torn or compressed reduces the liner’s thermal performance and can let flue gases cool too fast, building more creosote.
DuraFlex Service in Pasadena: What Local Conditions Mean for Your Equipment
Here’s the thing about Pasadena that most chimney companies in neighboring cities don’t have to think about: the heritage ordinances. Pasadena protects the visible exterior brick-and-stucco chimney face on Craftsman and Spanish Colonial Revival homes. You can’t rebuild the stack. You can’t change the exterior profile. So a DuraFlex reline here has to be worked entirely from inside the flue and the firebox. That changes the whole job. The flue has to be prepped correctly before the liner goes in, because there’s no removing broken clay tiles from the outside. The cap has to be sized and matched to the existing crown, because that crown is staying put. And the liner itself has to flex around offsets and irregular clay tile without rubbing. In places like Temple City, Willowbrook, or San Marino DuraFlex service areas where newer construction means straight, modern flues, this is a different conversation. In Pasadena, the liner and the cap do the work the exterior can’t. Ruben’s line on this: tell me what the flue looks like and I’ll tell you what your winter looks like. He means it. We’ve seen enough 91101 and 91104 flues to know that what looks fine from the ground is often cracked three feet down from the crown.
DuraFlex Models & Products We Service in Pasadena
We service and install the full DuraFlex Pro line: Flexible Stainless Liners for clay-tile flues, Rigid Stainless Liner sections, Insulated Flexible Liner kits, and the Relining insulation wrap and component systems including caps, tees, and top plates. When a DuraFlex part fails, we use genuine DuraFlex components for the repair because the listing clearances depend on matched parts. We’ll substitute a quality aftermarket cap or damper only when the original DuraFlex part isn’t the right fit for the stack. We repair what’s repairable, caps, crowns, connections, insulation, and recommend a full reline only when the existing liner is cracked, undersized, or unlisted for the appliance. That’s how we keep Pasadena homeowners from paying for a liner they don’t need.
See the difference
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AfterDuraFlex Service Pricing in Pasadena
DuraFlex cleaning and inspection in Pasadena is priced by what we find when we look, not by a flat number we make up before we’ve seen the flue. A standard sweep and Level 1 inspection typically runs between $180 and $340 depending on the height of the stack and how much creosote has built up. A Level 2 camera inspection, which is what we recommend for any pre-1930s Pasadena fireplace before a reline, runs higher and includes a full written report with photos. If the camera shows cracks, offset tiles, or an unlined firebox, we’ll quote the DuraFlex reline separately so you see exactly what you’re paying for. Estimates are free. Call (855) 554-2841 and we’ll come look.
Serving Pasadena, CA — Our Local Coverage Area
We’re based in the Pasadena area and know this community well, including DuraFlex repair in Altadena. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – DuraFlex Chimney Cleaning in Pasadena
Yes. That’s the standard we work to in Pasadena. We run the DuraFlex liner entirely from inside the flue, working from the firebox and the top opening without touching the exterior brick or stucco. The stack stays exactly as it is. On a 1912 Craftsman in Bungalow Heaven, the homeowner’s original clay-tile flue looked fine from the ground, but our Level 2 camera run showed offset, cracked tiles three feet down from the crown, the classic result of a century of seismic settling on unlined masonry. We swept out the glazed creosote, worked an insulated DuraFlex Pro flexible liner down from the top by hand to preserve the heritage exterior stack, and set a new DuraFlex multi-flue cap and top plate. The first test fire drew cleanly with no smoke rollback. That’s the kind of result you get when you understand that in Pasadena the exterior is untouchable, so the interior has to be right.
Usually, yes. Original unlined fireplaces in 91103 and 91104 were built for wood fires a century ago, and they weren’t designed to contain the heat and gases a modern liner handles. An unlined flue means heat moves directly into the surrounding masonry and any combustible framing. A properly sized, insulated DuraFlex flexible liner gives that firebox a listed flue path without changing the exterior. The key is sizing it to the firebox and the appliance, not just the old opening. Call (855) 554-2841 for a quote, and we’ll camera the flue first.
Seismic settling. Pasadena sits near the Raymond and Sierra Madre fault zones, and a century of small movements has been enough to offset and crack clay flue tiles inside stacks that look perfectly straight from the street. The exterior brick is protected by Pasadena’s heritage ordinances and often patched cosmetically over the decades, so the stack looks solid. The tiles inside tell the real story. That’s why we run a camera on any pre-1930s chimney before we quote a reline. If you’re seeing smoke rollback or a draft that’s gotten worse over the years, call (855) 554-2841 and we’ll show you the camera footage ourselves.
You usually don’t need a new liner for a loose cap and spalling crown. The cap and top plate can be removed, the crown repaired, and a new DuraFlex cap set and sealed. What we check first is whether water has been tracking down alongside the liner. If the liner wall itself is intact and the insulation wrap isn’t compromised, the repair stays at the top. We’ve fixed plenty of Pasadena chimneys where the liner was fine and the crown was the only problem. Free estimate: (855) 554-2841.
Two ways. The hot, dry summers bake the exposed sections of the liner and cap, which can accelerate sealant breakdown at the top plate. Then the winter rains, combined with Santa Ana winds that kick up between storms, drive moisture into any gap around the crown or cap. That wet-dry cycle is what spalls brick and loosens connections over time. It’s not dramatic. It’s slow. But over five to ten years, it’s enough to corrode a cap connection or let water run down alongside the liner. Annual inspection catches it early. Call (855) 554-2841 to schedule one.
Service Areas Near Pasadena
We handle DuraFlex cleaning and relining across Pasadena service area, including 91101, 91104, 91105, and the surrounding hillside neighborhoods. We also cover nearby communities like East Los Angeles, Commerce, Boyle Heights, Maywood, Bell, and Monterey Park. If you’re just east of Pasadena, see our DuraFlex service in Temple City page, or for South LA, DuraFlex service in Willowbrook.
Book Your DuraFlex Service in Pasadena Today
We clean it. We repair it. We protect it. And we do all three for Pasadena’s old masonry chimneys without touching the exterior you’re trying to preserve. Call (855) 554-2841 for a free estimate and a camera inspection that shows you exactly what’s happening inside your flue.
Written by Ruben Acosta, Owner at Hickory Chimney Sweep, serving Pasadena and the San Gabriel Valley.