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Gelco Chimney Cleaning in Florence-Graham, CA

Sweep & inspectionSweep & inspection
Caps & crownsCaps & crowns
Flue reliningFlue relining
Masonry repairMasonry repair
Gas fireplace serviceGas fireplace service
Every visit starts with

Level 1 sweep and inspection to the NFPA 211 annual standard - flue, crown, cap, and flashing checked and photographed

Worth knowing

Chimney sweep logs do not sweep chimneys. They loosen some creosote - which then falls where a brush and vacuum still have to collect it.

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Gelco Chimney Cleaning in Florence-Graham, CA | Walnut Chimney

We provide independent Gelco chimney cleaning and insert service across Florence-Graham, CA, with crews who know these older stucco bungalows and their decades-old flues. What makes our Gelco work different here is straightforward: we understand that most of these units have been capped and forgotten, and cleaning one properly means opening it up, not just running a brush. Call (855) 341-3461 for a free estimate from a team that works on Gelco equipment every week.

Professional chimney sweep cleaning a fireplace flue from the roof. in Florence-Graham, CA

Call (855) 341-3461

Walnut Chimney is an independent Gelco service provider. We are not manufacturer-affiliated or authorized by Gelco, and that matters in a good way. Our techs diagnose Gelco fireplace inserts, doors, and glass enclosures on their own merits rather than through any brand channel. When a part needs replacing, we reach for OEM Gelco components first. When OEM won’t fit or ship, we specify a quality aftermarket equivalent and tell you exactly why. We repair what we find, right brand for the job. From the firebox to the cap, nothing gets recommended without camera evidence you can see for yourself.

Florence-Graham sits in the 90001 grid of South LA, unincorporated County territory where most homes are pre-war and postwar stucco bungalows with original masonry fireplaces. These are low-rise, dense blocks, and the fireplaces here tend to be wood-burning and heavily used in fall, then left alone for years. That pattern creates the exact conditions where Gelco inserts collect creosote, seize up, and hide debris. We see it on narrow lots throughout Florence-Graham every season. Russ Dempsey, our owner, has been working flues in the Walnut area for going on two decades, and he’s the guy neighbors call—including for Gelco repair in Walnut Park—when a fireplace inspection turns up something the last tech missed.

Chimney and dryer vent safety, handled together. If you’re having your Gelco unit swept, we’ll check the dryer vent on the way out if you want. One call, both hazards addressed. Call (855) 341-3461.

Why Florence-Graham Residents Choose Us for Gelco Service

You don’t need a technician who has only seen Gelco inserts in a catalog. You need someone who has pulled a surround off a capped, long-idle unit in a 90001 bungalow and knows what’s waiting behind it. That’s the difference.

We work on Gelco wood-burning fireplace inserts, Gelco fireplace doors and glass enclosures, and Gelco spark screens and accessory kits. Our techs know the failure points: dampers that seize after years of sitting, glass-door mechanisms that crack from heat cycling, fireboxes that collect soot nobody sees until the surround comes off. Florence-Graham’s older homes have original clay-tile lined flues that were never designed for modern insert clearances, and that means cleaning is as much inspection as it is sweeping. We bring camera gear on every job so you see what we see.

Russ Dempsey grew up off Amar Road in Walnut and picked up sheet metal and venting fundamentals through the HVAC program at Citrus College in Glendora. He spent years doing fireplace retrofits and cleanouts on older ranch homes across the San Gabriel Valley and Huntington Park Gelco service calls before focusing exclusively on chimneys. That background matters when a Gelco insert in Florence-Graham needs a firebox repair or a flue reline: he knows the masonry, the metal, and how they fail together. His oldest daughter finally talked him into getting a rescue mutt, and now the dog rides along on jobs, mostly supervising from the truck.

We’re not steered by a brand program, so we’ll tell you plainly when a Gelco insert needs a part versus a full replacement. If the flue’s clean and the draft is right, everything else takes care of itself.

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Styles & brands we work with

Sweep & inspection
Sweep & inspection
Caps & crowns
Caps & crowns
Flue relining
Flue relining
Masonry repair
Masonry repair
Gas fireplace service
Gas fireplace service

What to Look for in a Gelco Chimney Cleaning Service in Florence-Graham

Before you book anyone, ask three questions. First, do they open the surround and actually inspect the insert, or do they just brush the flue? Second, will they show you camera footage of what they find? Third, do they understand County permitting if a repair goes beyond a sweep?

In Florence-Graham, that third question catches more people off guard than it should. We address all three on every Gelco job. A clean chimney is a measurable thing, and you should be able to verify it.

Common Gelco Chimney Cleaning Problems We Solve in Florence-Graham

  • Capped-and-forgotten Gelco inserts with decades of buildup. On these units, the surround and firebox collect creosote and soot that only a Level 2 inspection reveals once the unit is re-opened. This is the single most common call we get in Florence-Graham. Homeowners close off a fireplace years ago, rats or birds find the flue top, and the first fall burn sends smoke into the living room.
  • Spalled firebrick and crumbling mortar behind the insert. Original masonry fireplaces housing older Gelco inserts often show spalled firebrick and crumbling mortar joints from years of southern California heat cycles and dry Santa Ana swings. The mild winters here don’t prevent thermal stress. They cause slow, repeated expansion and contraction that breaks down mortar.
  • Seized dampers and cracked glass-door mechanisms. Damper and glass-door mechanisms on Gelco units seize or crack after long idle periods in these small bungalows, blocking proper draft when the homeowner finally burns again. We see this all the time in Florence-Graham homes where the fireplace sat unused for five, ten, fifteen years.
  • Nests and debris packed behind the cap and flue top. Nests and debris lodged behind an insert’s cap and flue top are common in cramped older clay-tile flues found throughout the 90001 grid. They restrict draft and push smoke back into a one-story living room. A brush alone won’t clear a packed bird nest. It takes extraction, then inspection.
  • Creosote locked into firebox corners and behind the surround. Older Gelco inserts in these small homes often accumulate glazed creosote in firebox corners that routine sweeping misses. We soot-clean the firebox and use chemical creosote treatments when the buildup calls for it, then show you the before-and-after footage.

Gelco Service in Florence-Graham: What Local Conditions Mean for Your Equipment

Here’s the thing most people outside this neighborhood don’t grasp: Florence-Graham is unincorporated LA County, not part of the City of Los Angeles. That means any Gelco insert relining or firebox repair here is permitted and inspected through County building channels, not a city department. That paperwork shapes what our crew documents before opening up an old flue. We photograph, we measure clearances, and we keep records that match what County inspectors expect to see if a repair goes that far.

Add to that the housing stock. These are 1920s through 1950s one-story stucco bungalows on narrow lots, many with original brick masonry fireplaces and clay-tile lined flues that have been used for decades without a sweep. Some post-1960s infill and small multi-family units are scattered through, but the dominant pattern is capped, decades-idle masonry. The mild coastal-influenced LA basin climate means occasional wood-burning in the short cool winter, while hot, dry late-summer and fall Santa Ana wind events raise wildfire-smoke and dry-debris concerns. Your Gelco insert in Florence-Graham sits inside a fireplace that may never have seen a professional camera inspection. That’s not a guess. That’s what we find when we open these up.

On a narrow lot in the 90001 grid of Florence-Graham, our crew pulled the surround off a capped, long-idle Gelco insert and found heavy creosote and a bird nest packed against the flue top. We swept and soot-cleaned the firebox, freed the seized damper, and re-capped the flue. The homeowner could finally burn safely again before the fall chill. That’s the job. It’s not just brushing. It’s making a decades-old fireplace safe to use again.

Gelco Models & Products We Service in Florence-Graham

We service Gelco wood-burning fireplace inserts, Gelco fireplace doors and glass enclosures, and Gelco spark screens and accessory kits. That includes the full range of older wood-burning inserts still installed in Florence-Graham homes, plus the door and glass assemblies that came with them.

On parts, we use OEM Gelco parts when they’re available and specify quality aftermarket equivalents only when OEM won’t fit or ship. We’ll always quote the honest repair-vs-replace tradeoff on older inserts rather than pushing a swap. We stock common components locally for fast Florence-Graham turnaround: door gaskets, damper hardware, glass clips, and cap assemblies. For less common parts, we order and schedule. No padding the quote with parts you don’t need.

We also work on the masonry behind the insert. Gelco sales & service is how many homeowners find us, but what keeps them calling is that we repair the firebox, not just the metal in front of it.

Before & after

See the difference

Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

Gelco Service Pricing in Florence-Graham

Gelco chimney cleaning in Florence-Graham depends on what we find once the surround comes off, but here’s how it typically breaks.

  • Standard Gelco insert sweep and Level 1 inspection: $180 – $280
  • Level 2 camera inspection (recommended for any unit that’s been capped or idle): $250 – $400
  • Creosote removal and firebox soot-cleaning (moderate buildup): $150 – $300 added to the sweep
  • Damper freeing or glass-door hardware repair: $120 – $350 depending on parts
  • Flue relining or firebox rebuild with County permitting handled: quoted after inspection

What drives the cost is mostly buildup. A Gelco insert capped for a decade needs more labor than one swept two years ago. Nests, glazed creosote, and seized hardware all add time. Our free estimate includes a visual inspection and a clear scope of work, so you know the number before we start. Call (855) 341-3461 for an exact quote.

Serving Florence-Graham, CA — Our Local Coverage Area

We’re based in the Florence-Graham 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 Florence-Graham

Service Areas Near Florence-Graham

We serve Florence-Graham as part of our broader South LA coverage, including nearby communities across the 90001 grid and beyond. Our service map includes Florence-Graham service area as the hub, with crews running Gelco service in Covina and Gelco service in Pomona for homeowners further east. We also work across adjacent South LA neighborhoods and unincorporated County pockets near the 90001 boundary.

Book Your Gelco Service in Florence-Graham Today

Ready to get that capped Gelco insert open and inspected before the fall burn season? Call (855) 341-3461 for a free estimate. We’ll schedule your sweep, bring the camera gear, and show you exactly what’s inside your flue.

Written by Russ Dempsey, Owner at Walnut Chimney, serving Florence-Graham and the surrounding South LA area.

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