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 Center, IL | Brightway Chimney Sweep
We provide independent Gelco chimney cleaning and service across North Center, IL, including the 60613 ZIP code. What makes our Gelco work different here is simple: we map every flue unit by unit before touching a single cap or damper, because North Center’s vintage two-flats and three-flats share stacks in ways that most chimney companies never check before they start sweeping. If you need a Gelco cap inspected, a stuck damper freed, or a full cleaning on a multi-unit building, call us at (833) 365-6591.
Why North Center Residents Choose Us for Gelco Service
Gelco components show up on a lot of North Center chimneys, and we’ve worked on enough of them to know the brand from the roof side, not a catalog. Our techs handle Gelco multi-flue caps, top-sealing dampers, and stainless flex liners regularly, which means we can spot a failing fastener or a worn gasket before it becomes a leak into your flue tiles. We’re also local to Chicago’s North Side, with experience in Gelco repair in Avondale as well, so when a North Center homeowner calls about a cap that shifted over the winter, we understand exactly what freeze-thaw did to that crown seam.
Gelco sales & service are something we take seriously, but we want to be clear about one thing: Brightway Chimney Sweep is an independent contractor. We’re not manufacturer-authorized or factory-affiliated. That independence means we tell you straight when a Gelco part can be repaired rather than replaced, and we fit OEM Gelco components when the original profile still exists. Neil Borowski, our owner, grew up near Eckhart Park in West Town and spent years working on the same kind of brick two-flats and greystones that line the side streets here. He built Brightway around plain inspection and clear explanation, not upsell lists.
Styles & brands we work with





Common Gelco Chimney Cleaning Problems We Solve in North Center
Here are the Gelco-specific issues we see most often on North Center’s older masonry stacks. Each one starts with the component and ends with what the local climate or building style did to it.
- Gelco multi-flue caps pulling loose at the crown seam. Chicago’s hard winters freeze moisture in the mortar and cap fasteners. On a shared North Center stack, that loosened cap lets water run down into multiple flues at once, not just one.
- Sticky Gelco top-sealing dampers. Grit and soot build up in the damper track over a burning season. When the damper won’t seal, upper-unit fireplaces catch downdrafts on windy blocks along Lincoln Avenue and the smell pushes back into living rooms.
- Gelco stainless flex liners shifting or kinking. In older buildings where the original clay tile has spalled, a flex liner can move at offset joints. We find this most in 1890s – 1920s flues that were oversized for today’s gas inserts.
- Undersized Gelco caps retrofitted onto multi-flue stacks. A single-flue cap gets bolted over a stack serving three units, and the gaps let in birds, snow, and rain. North Center’s shared stacks need adapter plates, not a bigger caulk bead.
- Corroded cap fasteners on rear masonry chimneys. The back side of a greystone or brick three-flat catches the worst of the weather. Fasteners rust at the crown, and the cap shifts just enough to break the seal.
None of these announce themselves loudly. A cap that’s half a turn loose will still look fine from the alley. By the time you see water staining on a bedroom ceiling, the flue has been wet for months. That’s why we check hardware, not just creosote levels, on every Gelco service call in North Center.
Gelco Service in North Center: What Local Conditions Mean for Your Equipment
North Center’s chimney work is almost entirely about the 1890s to 1920s brick two- and three-flats and greystones along Lincoln Avenue and the side streets, where each building has its own rear masonry stack serving separate flues for every unit’s fireplace and furnace. That’s a fundamentally different job than a single-family house with one chimney. On a three-flat, one stack might carry four flues: two fireplace flues, one furnace flue, and one that was parged shut during a conversion years ago. If you don’t map which flue serves which unit before you sweep, you can push soot and debris into a neighbor’s living room through a disconnected or cracked tile.
We do that mapping first, every time. And we’ve found it’s common in North Center to see one unit’s flue disconnected and another drawing downdrafts, all under the same Gelco cap. The equipment isn’t the problem; it’s the shared-stack reality behind it. On a three-flat off Lincoln Avenue, our tech found a Gelco multi-flue cap loose at the crown seam, with one unit’s flue parged shut and another pushing smoke back into a top-floor living room. We mapped all four flues, replaced the cap with a properly adapted Gelco multi-flue unit, and swept only the active flues — the same careful approach we bring to Gelco service in Edgewater. Draft came back, and the sealed neighbor flue stayed untouched. That’s the difference between a chimney company that knows North Center buildings and one that treats every job like a suburban single-family sweep.
Gelco Models & Products We Service in North Center
We work on the Gelco product lines that appear most often on Chicago’s North Side: Gelco Multi-Flue Caps, Gelco Top-Sealing Dampers, Gelco Stainless Flex Liner Kits, and Gelco Chimney Caps. When a component needs a new part, we source OEM Gelco caps, dampers, and liner components first, provided the original profile is still available. If a Gelco size has been discontinued, we turn to quality aftermarket equivalents from the same professional supply lines we already trust, and we tell you which one we’re installing and why.
We repair Gelco hardware when the failure is a seal, fastener, or gasket. A sticky top-sealing damper usually doesn’t need to be thrown out; it needs the track cleaned and the gasket checked. We recommend replacement only when the structure itself is compromised, like a cap that’s rusted through at the seam or a liner that’s kinked beyond safe operation.
See the difference
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AfterGelco Service Pricing in North Center
Most Gelco chimney cleaning and inspection work we do in North Center falls into clear price bands depending on what the building needs:
| Service | Typical Price Range |
|---|---|
| Gelco multi-flue cap replacement (parts + labor) | $400 – $850 |
| Gelco top-sealing damper repair | $225 – $450 |
| Level 2 chimney inspection for a North Center two- or three-flat | $550 – $1,050 |
| Chimney sweeping (per active flue) | $195 – $350 |
| Gelco stainless flex liner inspection with camera | $350 – $720 |
What drives the cost in North Center is the number of flues in the stack. A three-flat with three active flues costs more to inspect and sweep than a single-family bungalow, because we’re mapping and checking every unit, not just one fireplace. Our free estimates include a written breakdown of what we found and what actually needs work, along with camera images when a liner or crown needs a closer look. Call (833) 365-6591 for an exact quote on your building.
Serving North Center, IL — Our Local Coverage Area
We’re based in the North Center area and know this community well, and we also provide Gelco in Uptown. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Gelco Chimney Cleaning in North Center
Yes. A multi-flue cap on a shared stack has to be checked at the crown seam and at each adapter plate, not just at the top edges. We also verify that every flue underneath is still connected to the right unit before any sweeping starts. If we can’t confirm a flue’s path, we don’t sweep it. Call (833) 365-6591 to schedule a unit-by-unit mapping.
Most sticky Gelco top-sealing dampers can be repaired. The usual cause is soot and grit packed into the track, and cleaning the track plus replacing a worn gasket fixes it. Replacement only makes sense if the damper body is cracked or the cable mechanism has failed. We’ll show you which one applies before recommending anything.
It probably is too small, and that’s common here. A Gelco cap sized for a single flue gets retrofitted over a multi-flue stack without proper adapter plates, leaving gaps at the edges. Birds get in, snow gets in, and the cap can’t draft correctly. We measure the full crown and fit the right multi-flue cap or adapter.
Yes, and that’s exactly the situation we handle regularly in North Center. We map the flues first, identify which one is sealed, and sweep only the active flues. The sealed neighbor flue stays untouched, and we note its condition in the report without opening it. Get a free estimate at (833) 365-6591.
The Gelco top-sealing damper is the first thing to check for downdrafts, not the cap itself. When that damper seals properly, it blocks most wind-driven backdrafts into upper-unit fireplaces. If the stack still pulls smoke, the flue path or a missing adapter is usually the culprit, and we’ll trace it with a camera inspection.
Service Areas Near North Center
Brightway serves North Center and the surrounding neighborhoods with the same Gelco expertise and unit-by-unit flue mapping. That includes West Town, where Neil grew up and where many of the same greystone stacks appear, along with Gelco repair in Lincoln Park, Logan Square, East Garfield Park, and the Near North Side.
We also provide North Center service area coverage for the full range of chimney work. For Gelco owners further out, see our Gelco service in McKinley Park and Gelco service in Douglas pages.
Book Your Gelco Service in North Center Today
If your Gelco cap, damper, or liner needs a look, call (833) 365-6591. We’ll send a tech who knows North Center’s shared stacks, maps every flue before touching anything, and gives you straight answers with no pressure. A clean chimney doesn’t announce itself, and neither does the problem you avoided by having one.
Written by Neil Borowski, Owner at Brightway Chimney Sweep, serving North Center and Chicago’s North Side.