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.
Fast, Reliable Chimney Sweep Across Wilmette
A chimney sweep in Wilmette typically costs $220 – $365 for a standard fireplace with a clay-tile flue, and most Wilmette homes benefit from an inspection-driven cleaning rather than a quick brush-and-go. That’s because so many chimneys here were built between 1910 and 1960, and the clay tiles inside have been through sixty to a hundred Chicago-area winters. We work throughout Wilmette regularly, from the east-side streets near Lake Michigan over to the west end near Edens Plaza, and our techs know the difference between a chimney that needs a sweep and one that needs attention before the first burn.
Call (833) 589-7835 for a free estimate. We book precisely, show up when we say we will, and walk you through exactly what we find.
Why Sandstone Chimney Sweep Is Wilmette’s Preferred Chimney Sweep Company
Sandstone Chimney Sweep is built around a simple idea that Wilmette homeowners appreciate: the person who inspects your chimney is the same person who fixes it. That matters here more than most places, because Wilmette’s housing stock produces more than its share of findings. A sweep in a 1920s Tudor off Lake Avenue is just as likely to turn up a cracked clay-tile flue as a good creosote burn, and when it does, you want a company that can quote the repair without shuffling you to a subcontractor.
We’re led by Norm Sobieski, and our team has spent enough hours on Wilmette rooftops to know the local masonry patterns. The east-side blocks near the lake take moisture damage that inland North Shore towns never see. Crowns crumble at a different rate. Flashing loosens in a particular way during freeze-thaw cycles. That local knowledge changes what we look for on every job.
Homeowners around the 60091 ZIP code call us because we explain what we find in plain English, and we never recommend work without camera evidence you can watch. If a liner is cracked, you’ll see the crack on screen yourself. If it’s fine, we’ll tell you it’s fine. That’s the entire promise.
Styles & brands we work with





Gas Fireplace Cleaning in Wilmette
Gas Fireplace Cleaning in Wilmette is a growing share of our calls, largely because so many pre-war and mid-century homes in the area were retrofitted with gas inserts during the 1980s and 1990s. A gas fireplace doesn’t produce creosote, but it does accumulate soot, dust, and sometimes light debris from the chimney itself, and the burner and log set need periodic attention to keep combustion clean. We routinely see gas inserts vented into original clay-tile flues that were sized for wood, and that mismatch creates draft and moisture issues worth checking.
A gas fireplace cleaning in Wilmette runs between $150 and $250 depending on access and condition, and inspecting the venting at the same time keeps the job honest. We don’t sell log replacements you don’t need, and if the venting shows deterioration, we’ll show you the footage before we suggest anything.
So What’s Actually in a Gas Fireplace Cleaning
We remove the glass panel, clean the soot and mineral haze off the inside, check the burner ports for clogs, and verify the pilot and thermocouple are holding clean flame. The venting gets inspected visually and with a camera when the configuration allows it. Dated gas inserts in Wilmette often vent through older flue tiles that have been deteriorating quietly for decades, and a cleaning is the natural time to assess that.
When Wilmette Homeowners Schedule Gas Fireplace Service
Most of our Wilmette gas fireplace cleanings are booked in September and October as people light their first test fire of the season, but we also see a spring wave from homeowners who noticed soot haze or a lazy pilot during the winter. If the flame is burning yellow instead of blue, or the glass is developing a white film you can’t wipe off, that’s the fireplace asking for service.
Chimney Maintenance in Wilmette
Chimney Maintenance in Wilmette means something different here than it does in newer subdivisions. The housing stock around 60091 leans heavily on original masonry fireplaces with clay-tile liners, and maintaining them means staying ahead of what freeze-thaw cycles do to mortar, crowns, and flashing joints. A maintenance visit in Wilmette typically runs $180 – $320 when it’s combined with a sweep and inspection, and it’s the single most cost-effective thing you can do to avoid a four-figure masonry repair down the line.
We treat maintenance as an inspection-driven service, not a checklist. Wilmette chimneys don’t fail because people skip sweeping alone; they fail because small problems get ignored for years, and the first hard freeze turns a hairline crack into a channel for water.
The Crown and Flashing Check
Every maintenance visit includes a close look at the mortar crown and the flashing where the chimney meets the roof. On Wilmette’s east side, lake-effect moisture accelerates crown spalling, and a loose crown joint lets water track into the flue long before it shows up as a ceiling stain. We seal and repair crowns with materials built for exactly that exposure, and we’ll tell you plainly if it can wait another year.
Liner Inspection with Camera
We run a camera down the flue on maintenance calls, and in Wilmette that camera has become the deciding factor in a lot of repair decisions. The original clay tiles in many of these chimneys are cracked from decades of heat cycling and freeze stress. Sometimes that’s cosmetic; sometimes it’s a fire hazard and a carbon monoxide path. The footage tells us which is which, and we don’t act on guesswork.
Our Chimney Sweep Team in Wilmette: What We Actually Do
When we arrive at a Wilmette home, the job starts on the roof. We check the crown, the flashing, the cap, and the exterior masonry before we ever put a brush in the flue. On an east-side Wilmette street near the lake, our tech swept a 1920s colonial’s firebox and found first-degree creosote plus a cracked clay-tile flue. The crown had spalling and a loose mortar joint pulling away from the flashing. We ran a camera down the stack, showed the homeowner the cracked tile on-screen, and fitted a HeatShield liner before heating season. No reline was sold until they’d watched the footage themselves. That’s how every job goes.
Our Chimney Sweep service includes the full firebox cleanout, the flue brushing, the camera inspection, and the written report with photos. We don’t do drive-by sweeps, and we don’t hand over an invoice without a conversation about what we saw. For Wilmette homeowners who want the complete picture of their chimney before they burn, this is the service to start with.
Trusted Brands We Service in Wilmette
We work with professional-grade product lines because Wilmette’s chimneys simply outlast the consumer-grade alternatives. For liner work and resurfacing, we use HeatShield and Gelco service in Wilmette, including HeatShield’s cerfractory flue sealant system that was developed specifically for damaged clay-tile liners like the ones in so many Wilmette homes. We also carry components from Olympia Chimney and Famco for caps, dampers, and venting. Because we stock these in our service vehicles, Wilmette customers don’t wait on backordered parts when a repair is diagnosed. The materials match the actual chimney, not whatever is cheapest at the supply counter, and that matters when your fireplace is original to a house built in 1938.
See the difference
Before
After
Before
After
Before
AfterCommon Chimney Sweep Problems We See in Wilmette Homes
- Cracked clay-tile liners in pre-war colonials and Tudors. Sixty-plus years of heat cycling and freeze-thaw has put hairline cracks in a huge share of Wilmette’s original tile flues. We camera-inspect every one.
- Spalled brick and crumbling mortar crowns on east-side homes near the lake. Lake-effect moisture soaks into masonry and freezes, popping the face off brick and turning crown joints into water channels. Wilmette’s east blocks get this worse than almost anywhere else on the North Shore.
- Gas inserts vented into flues sized for wood fireplaces. Many 1970s-80s retrofits in Wilmette ran gas vents through old tile flues without relining. The result is condensation, slow draft, and accelerated tile deterioration.
- First-degree creosote that hides a bigger structural issue. We often find light creosote in the firebox and a cracked flue liner above it. Sweeping alone misses the second finding, which is exactly why every Wilmette sweep includes a camera check.
Pricing for Chimney Sweep in Wilmette, IL
A standard Chimney Sweep in Wilmette runs $220 – $365 depending on the height of the stack, the condition of the flue, and whether we’re doing a Level 1 or Level 2 inspection alongside it. Gas fireplace cleanings run $150 – $250. Chimney maintenance with a visual and camera inspection runs $180 – $320. Full relines using HeatShield or a DuraFlex liner system are quoted per job, and in Wilmette they typically land between $2,800 and $6,500 depending on the liner type, the flue dimensions, and the access. Nothing gets recommended without footage you can watch yourself. Estimates are free, and the number to call is (833) 589-7835.
We Also Serve Cities Near Wilmette
We work throughout the North Shore and keep regular routes through Wilmette, Kenilworth, Winnetka, Evanston, and Skokie. Same team, same brands, same camera-first inspection on every job. If you’re just over the line in Kenilworth or down in Evanston, the process is identical and the pricing is the same structure.
Serving Wilmette, IL — Our Local Coverage Area
We’re based in the Wilmette 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 About Chimney Sweep in Wilmette
If the clay tiles are sound and the mortar joints between them are intact, you need a sweep and a camera inspection, not a reline. We find plenty of original Wilmette flues that are still serviceable with regular maintenance. If the tiles are cracked or the joints are failing, you’ll watch that on camera before anyone quotes you a liner. Call (833) 589-7835 and we’ll tell you which category yours falls into.
The lake-effect moisture on Wilmette’s east side soaks into the mortar crown, freezes during cold snaps, and spalls the surface layer off. Repeated cycles open the crown and let water run down the flue. We repair crowns with materials designed for that exposure, and we always check the crown and flashing before the first freeze, because that’s where the damage starts here.
Yes, and we look specifically at whether the original clay-tile flue is doing the job. Gas exhaust is cooler and wetter than wood exhaust, and old tiles that handled wood smoke for decades can deteriorate quickly when a gas insert is vented through them. We camera the flue during the gas fireplace cleaning and show you what we see.
Annually, even in low-use fireplaces, because Wilmette’s freeze-thaw cycles and lake moisture act on the masonry whether you burn or not. A crown check and flashing check are cheap insurance against a four-figure water-damage repair, and the camera inspection confirms the liner is still sound. Low use doesn’t mean no deterioration; it means no heat driving the moisture out.
A brush removes first- and second-degree creosote steadily and safely. Third-degree creosote, the hard, glazed, tar-like buildup, does not come off with a brush, and it’s the kind most likely to fuel a chimney fire. We assess which stage you have during the sweep and use the right mechanical method for it, and the camera footage will show you the before and after.
Written by Norm Sobieski, Owner at Sandstone Chimney Sweep, serving Wilmette and the North Shore.