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 Lennox, CA | Hickory Chimney Sweep
We provide independent Gelco chimney cleaning and inspection across Lennox’s 90304 rental grid, and the work here is almost never about grand brick chimneys. This pocket of unincorporated LA County is dense with 1940s-to-1960s stucco homes and small multifamily lots, most built with factory-made Gelco fireboxes and prefab metal flues rather than true masonry. We know exactly how those units age between tenant turnovers, which is why landlords and property managers call us for move-in/move-out CO-safety documentation more often than routine annual sweeps. Call (855) 554-2841 to book a Gelco service visit in Lennox.
Why Lennox Residents Choose Us for Gelco Service
We see Gelco prefab systems constantly in Lennox, and that repetition means we understand the specific failure patterns these units develop in a dry, dusty, near-airport climate. Ruben Acosta, our owner, has spent over two decades sweeping and inspecting chimneys across East LA and the surrounding neighborhoods, and he built the company around a simple principle: tell a homeowner exactly what the flue looks like and exactly what needs to happen next. For Lennox landlords juggling multiple small lots, that plain-spoken approach matters. We are an independent service provider, not authorized or endorsed by Gelco, which means our only incentive is honest repair-versus-replace guidance. We stock common Gelco-compatible caps, dampers, and flue components locally so Lennox service calls don’t drag into multi-week parts waits.
Styles & brands we work with





Common Gelco Chimney Cleaning Problems We Solve in Lennox
These are the issues we find repeatedly on Gelco units in Lennox, and each one is shaped by how this neighborhood actually lives:
- Wind-blown dust and soot caking prefab caps. Lennox sits under a dry-season dust pattern coming off the airport-adjacent corridors and heavy traffic routes. Gelco prefab termination caps accumulate grime that hardens into a draft-restricting crust between burn seasons, so the first cool-night fire pulls poorly and smokes back into the room.
- Bird and debris nesting inside top flue terminations. Tightly spaced lots with minimal tree canopy still manage to funnel leaves, paper debris, and nesting material into uncapped or poorly screened Gelco flues. We regularly pull sparrow and starling nesting out of prefab cap assemblies that sat untouched for months.
- Damper and firebox gasket wear on rental units. Tenants in Lennox’s converted duplexes and fourplexes don’t always use the fireplace correctly, and move-out inspections often reveal stiff dampers, worn gasket seals, and fireboxes that have only been superficially cleaned. Landlords flag these at turnover because they don’t want CO liability on the next lease.
- Corroded cap screens and flashing from sun exposure. Dry-season sun, not snow, is the corrosion driver here. Gelco cap screens and flashing on exposed prefab terminations slowly degrade and loosen, letting water and pests into the flue chase where rot goes unnoticed for years.
- Refractory cracks and failed seams on aging metal fireboxes. Older Gelco factory-built wood fireboxes in Lennox’s rental stock are reaching an age where panel seams fail and refractory panels crack. We find these during Level 2 inspections and give owners a straight repair-versus-replace breakdown instead of patching a safety issue.
Gelco Service in Lennox: What Local Conditions Mean for Your Equipment
Here’s what makes Lennox genuinely different. Almost no housing in the 90304 pocket ever had a masonry fireplace. The original mid-century builders put factory-built metal fireboxes and prefab flues into small single-story stucco homes and low duplexes, and most of those units are still in place decades later, now serving a heavy rental market. That means a Gelco chimney cleaning call in Lennox is usually a compact prefab system serving a unit that just changed tenants, and the job is as much about CO-safety documentation and cap integrity as it is about sweeping creosote. We schedule Level 2 inspections at move-in and move-out because landlords here need paperwork showing the flue is sound and the termination is clear before a new renter signs. That is not true in Pasadena or Gelco service in El Segundo, where masonry chimneys and owner-occupied homes dominate. Lennox is its own service pattern.
Gelco Models & Products We Service in Lennox
Our Gelco service work in Lennox covers the full range of what was originally installed here and what landlords have upgraded to since. That includes Gelco direct-vent gas fireplace inserts, factory-built wood-burning fireboxes with prefab metal flue, multi-flue prefab chimney cap assemblies, and vent-free gas log sets. When repairs call for parts, we use OEM Gelco caps, dampers, and flue components where they are still available. When a model line is discontinued, we match the vent class with a quality aftermarket equivalent and tell you exactly what we are installing and why. Cracked refractory panels or failed seams are the line we will not cross with a patch job. If the firebox is done, we say so and lay out replacement options.
See the difference
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AfterGelco Service Pricing in Lennox
Gelco chimney cleaning in Lennox typically lands between $160 and $300 for a standard prefab sweep and inspection on a single-flue unit. Level 2 inspections with camera verification run $250 to $450, and cap replacement with a matching Gelco or equivalent prefab component usually carries a $90 to $200 parts cost. These are Lennox-market ranges, not national averages. What drives the number is access and condition: tight lot setbacks, roof pitch, how long the flue has sat unused, and whether we are pulling nesting out of the cap. Every estimate is free, and we quote a flat price before the job starts, with the sweep agreement confirmed up front. Call (855) 554-2841 and we will give you an exact number for your Gelco unit in Lennox.
Serving Lennox, CA — Our Local Coverage Area
We’re based in the Lennox area and know this community well, with Gelco in Hawthorne also in our regular service radius. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Gelco Chimney Cleaning in Lennox
Yes, and that is most of what we do in Lennox. The majority of housing in the 90304 pocket was built with factory-made Gelco fireboxes and prefab metal flues rather than masonry chimneys, so this is our standard job, not an exception. We clean the flue, inspect the firebox and refractory panels, check the cap and termination, and hand you or your tenant a documented inspection report. Call (855) 554-2841 and tell us you have a Gelco prefab system in Lennox; we will schedule it directly.
Because in this dry, near-airport pocket, chimneys sit unused for months while wind pushes dust, leaves, and nesting material into any gap in the cap screen or termination. We installed a vignette from Lennox recently where a landlord flagged a Inglewood Gelco service-style prefab wood firebox at tenant turnover. The cap had bird nesting and dust-caked soot packed in, and the damper was stiff and half-stuck. We cleared the flue, replaced the damaged cap screen, freed the damper, and ran a Level 2 inspection with paperwork for the incoming renter. It drafted cleanly on the first test burn. If your cap is collecting debris every season, the screen or fitment needs addressing, not just another sweep. Call (855) 554-2841 for a cap inspection quote in Lennox.
At tenant turnover in Lennox, a Level 2 inspection is the right call. Level 1 is a visual check when nothing has changed; Level 2 uses camera access to verify the interior flue condition and is what we recommend before a new occupant takes possession, because it gives the property owner documentation that the prefab flue is clear and sound. That makes sense for a rental market this dense. For a Lennox Gelco unit that just changed tenants, call (855) 554-2841 and we will schedule the Level 2 inspection plus any cleaning in one visit.
Often, yes, and we will use OEM Gelco caps, dampers, and flue components whenever they are still available. We work with professional-trade suppliers who carry Gelco, Olympia Chimney, Famco, and Copperfield lines rather than sourcing from consumer retail shelves. For discontinued older Gelco models, we match the vent class with a quality aftermarket equivalent and explain the difference so you know exactly what is going in. If a part cannot be safely interchanged, we won’t do it. For a parts check on your Gelco in Lennox, call (855) 554-2841.
The honest answer depends on what the camera shows. Cosmetic refractory surface cracks can sometimes be resurfaced, but failed seams or structurally cracked panels usually mean the firebox is at the end of its service life, and we will not patch a unit that is venting combustion gases incorrectly. We will show you the footage, tell you what is repairable with HeatShield resurfacing or a DuraFlex liner, and give you a straight replacement cost if that is what the unit needs. It is your money and your tenant’s safety; you should know the truth. Call (855) 554-2841 for a Lennox inspection and a documented answer.
Service Areas Near Lennox
Hickory Chimney Sweep serves Lennox and the surrounding communities across East Los Angeles County. We also provide Gelco sales & service support, full Lennox service area coverage, and dedicated Gelco service in Lakewood and Gelco service in Artesia for nearby clients. If your property sits in Commerce, Maywood, Bell, or Monterey Park, we cover those roads too.
Book Your Gelco Service in Lennox Today
If you own or manage a property with a Gelco prefab firebox or flue in Lennox, we are ready when you are. Call (855) 554-2841 for a free estimate, a flat-price sweep quote, or a Level 2 inspection. Independent Gelco service, real parts knowledge, and straight answers — the same standard we bring to Gelco service in Del Aire. Clean it. Repair it. Protect it.
Written by Ruben Acosta, Owner at Hickory Chimney Sweep, serving Lennox and the East Los Angeles area. Tell me what the flue looks like and I’ll tell you what your winter looks like.