Most Lyons chimney calls trace back to the mountains themselves: a liner cracked by freeze-thaw, a cap buried or bent under snow load, or glazed creosote from months of steady burning. We show you what we found, repair it properly, and leave the flue ready.
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From the spring post-season sweep to a camera inspection of a freeze-cracked liner, these are the six chimney services Lyons homeowners book with us. This page covers chimney in Lyons, CO end to end — the services, the local picture and the ZIP codes served.
Sweep & Cleaning
Chimney Sweep
The full professional sweep: rotary brushes scrub the flue from top to bottom while a HEPA vacuum keeps every speck of soot sealed in — the visit that keeps a chimney safe to burn in. Around Lyons, glazed creosote from low overnight burns is the buildup we scrub most. For chimney sweep in Lyons, CO, one call books the visit and a local tech takes it from there.
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Sweep & Cleaning
Chimney Cleaning
A cabin flue near Lyons idle all summer still collects dust, moisture and nesting. Creosote, soot and ash removed from the flue, smoke shelf and firebox — the deep clean that kills the campfire smell and the fire risk with it. That is chimney cleaning in Lyons, CO, done the way it should be.
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Repair
Chimney Repair
Any chimney, any problem — leaks, cracks, crumbling brick, bad draw. In Lyons, a winter of freeze cycles works joints open until they need proper repair. Diagnosed on camera first, then repaired properly with the right materials. That is chimney repair in Lyons, CO, done the way it should be.
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Inspection & Care
Chimney Inspection
A full inspection of flue, liner, cap, crown, flashing and firebox — camera inside the flue, with a plain-language report of what is safe, what is not, and what can wait. That is chimney inspection in Lyons, CO, done the way it should be.
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Install & Replace
Chimney Cap Installation
A quality stainless cap keeps rain, birds and sparks where they belong. Fitted to your flue, secured properly, and screened against animals. A cap that narrows the top can cost draft at altitude, so sizing and clearance are checked with the fire's draw in mind, not just the fit. Chimney Cap Installation in Lyons, CO is one call away, every day of the week.
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Repair
Chimney Liner Repair
Cracked tiles, gaps at the joints, a liner that is shifting — liner faults found on camera and repaired so hot gases stay inside the Lyons flue where they belong. A sound liner matters most where the chimney carries real heat all winter long. Chimney Liner Repair in Lyons, CO starts with a real look at the problem — never a guess over the phone.
Get a free estimateNeed something else — a damper, a blower, a smoke problem, a bird in the flue? We cover all 27 fireplace specialties. Call (888) 258-0797 and describe it.
A chimney in Lyons does real heating work at altitude - long burn seasons, heavy snow, and freeze-thaw cycles that never let the masonry rest. This is what we actually find here, and what we check on every visit.
Snow piles deep on roofs and crowns in Lyons, and that weight bends caps, stresses flashing and holds meltwater against the chimney for weeks. A cap crushed or shifted by snow load lets the thaw straight down the flue. We check caps, crowns and flashing for snow damage every spring.
A mountain flue sitting at deep-winter temperatures holds a plug of cold, dense air that the first fire has to push out. Until it does, smoke spills into the room. That startup problem is worse with a wet, icy or partially blocked flue - all things a sweep and camera inspection can rule out.
Mountain cabins and second homes near Lyons sit frozen and idle for weeks, then get burned hard for a holiday weekend. Idle time invites moisture, ice and nesting; hard use then tests every weakness at once. A pre-season inspection is how owners here avoid meeting a problem on the coldest night of the year.
High-elevation wind pushes down exposed flues, worries loose caps and drives snow into joints that shed summer rain without trouble. A chimney that downdrafts on windy nights is reacting to its exposure, not just its condition. We read wind problems alongside cap, height and draft findings, not in isolation.
Lyons sits in Boulder County, and the ZIP list at the bottom of this page covers 1 serviceable ZIP codes — 80540 through 80540. The closest served neighbors are Jamestown, Berthoud, Longmont, and every one of them is covered by the same crews, the same day, under the same number: (888) 258-0797.
Same-day service, free estimates, licensed & insured — and a flue you can see on camera, clean from top to bottom.
By use, not just by the calendar. A stove or fireplace carrying real heat in Lyons can need sweeping more than once a season - a common guide is after every cord or two of wood burned. Low overnight burns lay down glazed creosote fastest, and that buildup is the main flue-fire risk in a hard-working mountain chimney.
A flue full of deep-winter cold air resists the first fire until it warms, and smoke spills while it does. Ice at the cap, partial creosote blockage or a liner problem make it worse and slower to clear. If smoking lasts beyond the first minutes, it is a diagnosis, not a quirk - we check flue, cap and liner to find it.
It works harder and fouls faster. Stoves often burn lower and longer than open fireplaces, which lays down more creosote per cord, and stove flues run through more heat cycles in a season. The maintenance answer is the same - regular sweeping and a camera check of the liner - just on a tighter schedule set by how much you burn.
Usually meltwater held against the chimney by snow, entering through freeze-cracked mortar, a split crown or flashing stressed by snow load. The leak appears in the thaw because that is when the water finally moves. We trace the entry point from the top down in Boulder County and repair the source, so next thaw is not a repeat.
Check the chimney before the first fire of every stay that follows a long idle stretch, and book a full inspection each season. Idle mountain flues collect moisture, ice damage and nesting, and the first hard burn tests all of it at once. A swept, inspected flue is what makes a cold cabin safe to heat on arrival night.
No — and be wary of anyone who does. Every chimney fails differently, so a phone price is a guess that changes at your door. Our estimates are free: a tech looks at the actual problem, then gives you one clear price before any work starts.
Chimney Service Co is a national company with local technicians serving Lyons street addresses across the ZIP codes below — same-day service and free estimates, every day 8 AM – 8 PM. More of Colorado is covered from our Colorado page. The Lyons list below covers 1 ZIP codes, 80540 through 80540.
Don't see your ZIP? Lyons also uses P.O. Box and single-organization ZIP codes that have no street addresses — call (888) 258-0797 and we will confirm coverage for your street address on the call.
Also serving nearby: Jamestown, CO · Berthoud, CO · Longmont, CO · Ward, CO · Boulder, CO · Mead, CO.
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