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.
Gelco Chimney Cleaning in South Pasadena, CA | Firebrick Chimney Sweep
We provide independent Gelco chimney cleaning and service across South Pasadena’s 91030 and 91031 ZIP codes. What separates our Gelco work here is the housing stock: most of these chimneys sit on 1900 to 1935 bungalows and Craftsman homes with original clay tile flues that have been absorbing smog-era moisture and seismic movement for a century. That means Gelco liners, dampers, and caps in South Pasadena age differently than they do anywhere else in the San Gabriel Valley. Call us at (866) 520-4943 for an honest diagnosis and a free estimate.
Why South Pasadena Residents Choose Us for Gelco Service
Nelson Quijada, our owner and lead chimney specialist, grew up off Cahuenga Boulevard in Hollywood and has spent two decades working on the same hillside homes and mid-century bungalows he passed every day as a kid. He learned the mechanical and construction fundamentals at Los Angeles Trade-Technical College before narrowing his focus entirely to flue systems, firebox masonry, and draft diagnostics. When a Gelco liner seam has pulled apart or a top-sealing damper has frozen shut, we’ve seen that exact failure enough times to know whether it’s repairable or past saving. We also carry Gelco sales & service knowledge that comes from years of pulling, sweeping, and re-lining these systems in older South Pasadena homes. We’re an independent provider, not a Gelco-authorized shop, which means we tell you straight: repair it, replace it, or leave it alone for now. No pressure, no upsell.
Styles & brands we work with





Common Gelco Chimney Cleaning Problems We Solve in South Pasadena
- Gelco stainless liner seams that corrode or pull apart. South Pasadena’s century-old clay tile flues stay chronically damp from decades of smog-era moisture held in the brick. That dampness eats at Gelco single-wall stainless seams over time, and we routinely find liners where the joint has opened just enough to leak smoke and creosote vapor into the masonry chase. We sweep it, camera it, and tell you honestly whether a section repair or a full re-line makes sense.
- Gelco top-sealing damper gaskets that harden after long dry summers. Fireplaces in South Pasadena sit idle for months during warm, dry stretches. The gasket material in Gelco top-sealing dampers stiffens and loses its seal, then the first winter rain finds its way down the flue. We replace gaskets with OEM parts when the fit matters, and we’ll show you the old one so you can see why it failed.
- Gelco multi-flue and custom caps with rusted screens or loosened fasteners. On the historic bungalow blocks, uncapped or poorly capped original chimneys are prime real estate for chimney swifts and roof rats. Gelco cap screens that have rusted through or fasteners that have vibrated loose during seismic movement leave an open invitation. We replace the cap or re-fasten it, sized to the flue and matched to the home’s original profile when historic review requires it.
- Gelco insert connection collars leaking at the firebox-to-liner joint. Old brick mortar around fireplace openings spalls and shifts over time, especially in homes that have absorbed decades of small seismic events. When that mortar moves, the Gelco insert collar can open up and leak smoke or creosote at the joint. We repoint the firebox masonry and re-seat the collar so the connection is solid again.
- Hardened creosote that’s been baking in idle flues for months. South Pasadena’s hot, dry summers turn routine creosote into a hard, glazed layer that a basic brush-and-vacuum won’t remove. We use the right mechanical methods for hardened creosote, and we’ll tell you if the buildup is at a level where a chimney fire becomes a real possibility. “A dirty flue isn’t a maintenance issue – it’s a fire waiting on a cold night.”
Gelco Service in South Pasadena: What Local Conditions Mean for Your Equipment
Here’s the thing about Gelco components in South Pasadena that no generic service page will tell you. Because so many chimneys here sit on homes built between 1900 and 1935, and because a meaningful share fall under local historic-district review, a Gelco cap or rebuild often has to match the original brick profile rather than take a standard off-the-shelf cap. Walk the blocks off El Centro Street and you’ll see original exposed-brick fireplaces and clay tile flues that have been doing their job for a hundred years. The City’s historic-preservation review means you can’t just clamp on any stainless cap. It needs to look right, which means we’re often sourcing or fabricating a Gelco multi-flue cap sized and finished to match the home’s original brick lines. That’s a code-and-aesthetics constraint you won’t hit on postwar tract homes elsewhere in the San Gabriel Valley, unlike the simpler work we handle with Pasadena Gelco service. It’s also why our Level 2 inspections and cap installations here lean on more than just standard measurements – we’re looking at what the home actually is, not just what the flue diameter says.
Gelco Models & Products We Service in South Pasadena
We work on Gelco stainless-steel flexible chimney liner kits, both single-wall and insulated. We service Gelco multi-flue and custom chimney caps, Gelco top-sealing damper assemblies, and Gelco fireplace inserts with their flue connection kits. For South Pasadena service area homes, we match Gelco components with OEM parts when the exact fit matters – top-sealing damper gaskets, cap fasteners, insert collars. Where a quality aftermarket stainless or masonry material performs identically for less, we’ll say so and use it. We don’t stock consumer-grade substitutes, and we don’t pretend a part is OEM when it isn’t.
See the difference
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After
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Before
AfterGelco Service Pricing in South Pasadena
Gelco chimney cleaning in South Pasadena typically runs $180 to $340 for a standard sweep and inspection on a single flue. What drives the cost here is what we find once we’re inside: century-old brick that needs repointing, clay tiles that have cracked and need a liner repair, or a Gelco damper gasket that’s failed after years of dry summers. Level 2 inspections with a camera run higher because they involve full flue video and a written report. A free estimate includes access to that camera footage so you can see exactly what we’re recommending and why. Call (866) 520-4943 for an exact quote – estimates are free, and we won’t recommend work you can’t verify with your own eyes.
Serving South Pasadena, CA — Our Local Coverage Area
We’re based in the South Pasadena 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 – Gelco Chimney Cleaning in South Pasadena
Most of the time it’s fixable. What typically happens is the gasket hardens and loses flexibility after months of dry heat with no fireplace use, then it sticks in the open position or won’t seal against the first winter rain. We replace the gasket with an OEM Gelco part when the damper body and cable assembly are still sound. If the damper’s internal spring or cable has corroded, replacement is the better call. Either way, we’ll show you the failed part before we do anything. Call (866) 520-4943 for a free estimate.
Yes, often it does. South Pasadena has a meaningful share of homes under local historic-district review, and a chimney cap or rebuild on those properties typically has to match the original brick profile rather than take a standard off-the-shelf cap. We’ve fitted custom Gelco caps sized and finished to match original brick lines so the streetscape stays intact. It’s a constraint you don’t run into on newer tract homes in places like Gelco repair in Alhambra, and it’s part of why South Pasadena chimney work requires a service provider who understands preservation review. Call (866) 520-4943 to talk through your specific property.
The short answer is damp brick. South Pasadena’s century-old chimneys have been absorbing smog-era moisture for decades, and that chronic dampness sits against the original clay tile flue and, where a Gelco liner has been installed, against the stainless steel. Over time, the seams and joints in a Gelco single-wall liner corrode or pull apart in that damp environment. We see it regularly on the bungalow blocks. The fix depends on the extent: a section repair if the liner is otherwise sound, or a full re-line with an insulated Gelco kit if the liner is shot. Call (866) 520-4943 for a camera inspection – you’ll see the seam failure yourself.
If the cap is sized correctly and fastened to a sound crown, yes. On South Pasadena’s historic blocks, uncapped or poorly capped original chimneys are prime real estate for chimney swifts and roof rats, and a rusted screen or loosened Gelco cap is an open door — a different scenario than the newer construction we see with San Marino Gelco service. We replace or re-fasten the cap, sized to the actual flue dimensions and matched to the home’s original profile when historic review applies. Call (866) 520-4943 to schedule a cap inspection – pest intrusion is cheaper to fix before nesting season starts.
Yes. We use breathable masonry sealers designed for historic brick, applied after we repair any spalled or softened mortar. The sealer repels water while letting the brick breathe, so you don’t trap moisture behind the surface. On South Pasadena’s period-revival homes, we match the mortar color and profile so the waterproofing doesn’t read as a visible change. Call (866) 520-4943 for a chimney waterproofing assessment – it’s one of the more cost-effective ways to protect a hundred-year-old flue from further water damage.
Service Areas Near South Pasadena
We also provide Gelco chimney cleaning and repair in Gelco service in Florence-Graham and Gelco service in East Los Angeles. For homes in those areas and elsewhere in the San Gabriel Valley, we bring the same independent, repair-first approach to Gelco liners, dampers, and caps. Call (866) 520-4943 and tell us what you’re seeing – we’ll give you a straight answer.
Book Your Gelco Service in South Pasadena Today
If your Gelco damper is stuck, your cap is rusted through, or your liner seams have opened up, don’t wait for the next rain or the first cold night. Call (866) 520-4943 for a free estimate. We sweep it, we repair it. One company, no referrals.
Written by Nelson Quijada, Owner at Firebrick Chimney Sweep, serving South Pasadena since his first visit to these bungalow blocks two decades ago.