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 North Lawndale, IL | Crossroads Chimney Sweep
Crossroads Chimney Sweep provides independent Gelco chimney cleaning, cap replacement, and damper service throughout North Lawndale’s two-flats, three-flats, and greystone walk-ups. The work here comes down to one thing most generic chimney companies miss: every Gelco component on a North Lawndale chimney sits on top of a century-old, often unlined, multi-unit flue system. Call (877) 265-6720 for a free estimate from a crew that knows both the brand and the block.
We’ve worked on hundreds of Gelco chimney systems across Chicago’s older housing stock, and North Lawndale’s dense brick buildings present a very specific set of conditions. Our technicians diagnose Gelco-specific problems on nearly every call here: rusted multi-flue caps, seized top-seal dampers, and stainless liners that have shifted inside original masonry flues. We’re an independent service provider, not manufacturer-affiliated, which means our recommendations are based on what’s actually happening in your chimney, not a sales quota. Gelco sales & service run deep with our crew, because we stock the caps and dampers that fit correctly the first time.
Why North Lawndale Residents Choose Us for Gelco Service
Gelco components hold up in most Chicago neighborhoods, but North Lawndale’s housing stock tests them harder than most. The early-1900s brick two- and three-flats here often have rear masonry chimneys shared by multiple units, with original single-wythe brick or clay tile flues that were never relined after the coal furnaces came out — the kind of aging infrastructure that makes Chimney Sweep in North Lawndale work so critical. A chimney that’s been breathing furnace exhaust for decades, with freeze-thaw cycles eating at the mortar, puts real stress on any cap or damper bolted to the top.
Owner Norm Szczepanski grew up on the northwest side of Chicago, a few blocks from Kosciuszko Park, and spent years working chimneys in Belmont Cragin and the surrounding neighborhoods before going out on his own. He’ll tell you exactly what a flue liner looks like, whether it’s a HeatShield resurfacing job or a full Gelco liner replacement, and why it matters before any money changes hands — the same honest approach you’ll find with Gelco service in West Garfield Park. That straight talk is what our North Lawndale customers count on.
Styles & brands we work with





Common Gelco Chimney Cleaning Problems We Solve in North Lawndale
- Rusted Gelco Multi-Flue Caps. North Lawndale’s shared chimneys often have one cap covering two or three flues. The mounting bolts corrode after years of freeze-thaw and rain exposure, and water starts dripping directly into the flue, spalling the original clay tile below. We see this weekly on South Troy, South Komensky, and the side streets off Douglas Park.
- Seized Gelco Top-Seal Dampers. In two-flats where the fireplace was converted to gas years ago, the damper cable often corrodes and the plate freezes shut. The result is back-drafting into the living space and, in shared chimneys, into the neighboring unit too. We free them when the housing is sound, replace them when the cable or plate is too far gone.
- Shifted Gelco Stainless Liners. North Lawndale’s unlined brick flues move. Freeze-thaw cycles expand and contract the masonry, and a rigid or semi-rigid stainless liner can pull away from the mortar at the joints, leaving gaps that leak creosote and water. We re-seat and re-seal liners, or recommend a proper relining system like DuraFlex when the existing liner is compromised.
- Clay Tile Debris from Original Unlined Flues. Many Gelco caps in North Lawndale are mounted on chimneys that still have crumbling clay tiles from the 1920s. Pieces of tile break off and fall onto the damper, jamming it open or closed. We remove the debris during cleaning and evaluate whether the flue itself needs relining.
- Multi-Unit Venting Problems. The flue serving one unit’s gas water heater often drafts poorly because a neighboring unit’s flue is blocked or the shared cap has debris covering one opening. We treat every Gelco cap or damper job in North Lawndale as a multi-unit venting check before we leave the roof.
Gelco Service in North Lawndale: What Local Conditions Mean for Your Equipment
North Lawndale’s chimney stock isn’t just old, it’s specifically designed around coal. Most of the two- and three-flats went up between 1890 and 1930, when residents burned coal in every unit. Each unit’s stove or furnace vented through the shared rear chimney, and the flues were built as separate vertical channels, often just single-wythe brick with clay tile in the better buildings. When the coal furnaces came out and gas water heaters went in, the flues stayed. They were never relined, never insulated, and in most cases never properly inspected again.
What this means for Gelco owners specifically is that your cap, damper, or liner is doing double duty. It’s not just protecting one fireplace flue; it’s venting the exhaust from a gas water heater or furnace that’s been routed into a century-old brick channel. When that channel shifts with freeze-thaw, your Gelco cap bolts loosen. When the channel’s unlined brick starts to spall, the debris lands on your damper. When one unit’s flue gets blocked, the back-draft travels through the shared chimney and exits through the path of least resistance, which can be your Gelco top-seal damper. We’ve seen this exact sequence dozens of times on the two- and three-flats south of Roosevelt and north of Ogden.
Gelco Models & Products We Service in North Lawndale
Our crew services the full Gelco lineup found on North Lawndale chimneys: Gelco Multi-Flue Caps, Gelco Top-Seal Dampers, Gelco Stainless Steel Liners, and Gelco Chimney Caps, similar to the Gelco repair in East Garfield Park we also provide. We stock genuine Gelco replacement caps and dampers for exact fit on Chicago’s odd-sized flue openings, and we use quality aftermarket stainless liners when a Gelco-specific liner isn’t available or a custom length is needed for an older chimney.
The breakdown is simple. We repair Gelco components when the core housing is sound and the problem is a replaceable part, like a cable, a bolt set, or a gasket. We recommend replacement when corrosion or cracking compromises the seal, because a cap that isn’t sealing is just a decorative piece of metal. North Lawndale’s freeze-thaw cycle doesn’t give you a grace period on a compromised seal.
See the difference
Before
After
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After
Before
AfterGelco Service Pricing in North Lawndale
| Service | Typical Range |
|---|---|
| Gelco chimney cleaning + level 1 inspection | $180 – $300 |
| Gelco cap replacement (multi-flue) | $350 – $650 |
| Gelco top-seal damper replacement or repair | $250 – $550 |
| Chimney waterproofing | $400 – $750 |
| Level 2 inspection (camera) | $250 – $450 |
| Stainless liner installation (DuraFlex or equivalent) | $1,800 – $3,500+ |
Several things drive the price for Gelco work in North Lawndale. Chimney access on a three-flat roof is harder than a single-family bungalow, and it takes longer to set up safely. The condition of the flue below the cap matters too, because if the clay tile is failing, a cap replacement alone won’t fix the water problem. Every estimate includes a camera inspection so you can see exactly what we’re seeing. Call (877) 265-6720 for an exact quote, it’s free and there’s no obligation.
Serving North Lawndale, IL — Our Local Coverage Area
We’re based in the North Lawndale area and know this community well, which is why we also offer Dryer Vent Cleaning in North Lawndale. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Gelco Chimney Cleaning in North Lawndale
If the rust is limited to the mounting bolts and the cap body is still solid, we can often replace the bolts, re-seat the cap, and seal the joints. If the cap itself is corroded through at the seams or the screen is pulling away, replacement is the right call. A cap that lets water in is causing damage every time it rains, and North Lawndale gets plenty. Call (877) 265-6720 and we’ll tell you which side of the repair/replace line your cap falls on.
The most common cause in North Lawndale greystones is years of disuse after the fireplace was converted to gas. The cable corrodes inside its housing, the plate rusts against the frame, and the damper seizes. Moisture from freeze-thaw cycles makes it worse. We free them when the mechanism is intact, replace them when the cable or plate is past saving.
The liner itself is safe, but the installation may not be. If a Gelco stainless liner was dropped into an unlined brick flue without insulation or proper termination, freeze-thaw movement can pull the sections apart at the joints. We inspect the liner with a camera, check the joints, and tell you honestly whether it needs re-seating, re-insulating, or replacing with a system like DuraFlex that’s built for masonry applications.
Once a year, and we recommend doing it in late summer or early fall before burning season starts. In North Lawndale, the winter freeze-thaw cycle does its worst damage between November and March, so a fall appointment catches any mortar loss, cap corrosion, or liner shift before the snow and ice hit. Homes that burn regularly through winter should consider a mid-season check too.
Yes, and this is one of the most common things we find. In shared chimneys, the flues run parallel inside the same masonry structure. If one unit’s flue is blocked with debris or a collapsed clay tile, the exhaust pressure looks for another exit, which is often the next flue over. That back-pressure can push against a neighbor’s Gelco damper, causing drafts, odors, or carbon monoxide buildup. We check the entire shared chimney on every multi-unit job. Call (877) 265-6720 if you’re smelling exhaust or noticing poor drafting.
Service Areas Near North Lawndale
Our service area stretches from North Lawndale through Belmont Cragin, Portage Park, Irving Park, and Avondale. We also handle Gelco work in North Lawndale service area and the surrounding streets. For neighboring suburbs, we cover Gelco service in Berwyn and Gelco service in Cicero as well.
Book Your Gelco Service in North Lawndale Today
If your Gelco cap is rusted, your damper is stuck, or you haven’t had your shared chimney inspected in years, call (877) 265-6720. We’ll schedule a free estimate, bring the camera, and show you exactly what’s happening up there. A clean flue isn’t a luxury; it’s just how the thing is supposed to work.
Written by Norm Szczepanski, Owner at Crossroads Chimney Sweep, serving North Lawndale and Chicago’s older housing stock. Norm trained through the building trades programs at Triton College and has spent nearly two decades working chimneys across the city’s brick two-flats and greystones.