Licensed, insured, and backed by real results—we clear your chimney and dryer vents so you don’t waste another winter wondering if your system’s safe. No upsells, no jargon, just a thorough sweep and a guarantee.
Comprehensive chimney sweep for Seattle homes and businesses.
A thorough, NFI-certified sweep that removes creosote, soot, and debris—no shortcuts.
Lint buildup in dryer vents causes fires—we clear them completely and check for hidden risks.
A detailed look for structural issues, gas leaks, or hidden damage before it becomes costly.
Specialized treatment for Stage 2 or 3 creosote—the flammable tar that turns your chimney into a fire risk.
Repair or replace damaged chimney liners to prevent gas leaks and improve efficiency.
Fix damaged vents, replace rusted ducts, or install proper venting for safety and efficiency.
We hold ourselves to the highest standards so you can hire with total confidence.
Seattle’s damp winters don’t just make your fireplace smell smoky—they accelerate creosote buildup, turning your chimney into a fire hazard faster than in drier climates. Most homeowners wait until they see soot on their mantel, but by then, the real danger (Stage 2 or 3 creosote) is already lurking in the flue. We cut through the myths and tell you exactly when your chimney needs attention—before it becomes an emergency. No guesswork, just facts.
Lint in dryer vents causes thousands of fires nationwide every year, yet most Seattle homeowners never think to check theirs. The problem? Vents hidden in basements or crawl spaces trap lint, reducing airflow and overheating your dryer. We don’t just clean—we inspect for hidden risks like rodent nests or cracked ducts, which are common in older homes. Clear vents prevent house fires and lower utility bills. And because we know how easy it is to ignore, we make it simple.
Some crews show up with a brush and call it a day. Others charge extra for ‘heavy buildup’ after they’ve already started. We come prepared with the right tools, a video inspection camera, and a no-BS approach. If your chimney needs more than a basic sweep, we’ll tell you upfront—no upselling. And because we work in Seattle, we know the quirks of your home’s setup, from old brick chimneys to modern inserts. No surprises, just a job done right.
A properly maintained chimney improves airflow, reduces fuel costs, and prevents costly repairs down the line. In Seattle, where fireplaces are a winter staple, a well-cleared chimney means fewer smoky nights and better heat output. We don’t just sweep—we optimize your system for efficiency. And because we offer warranties on our work, you’re protected if something goes wrong. It’s not just about cleaning; it’s about making your fireplace (or dryer) work *better* for you.

Seattle’s rainy winters and cozy fireplaces go hand-in-hand—but so do the hidden dangers lurking in your chimney. Cottonwood Chimney and Dryer Vent Cleaning Co. cuts through the guesswork with no-nonsense expertise. We’re not here to sell you on ‘routine maintenance’ or ‘peace of mind’ buzzwords. We’re here to tell you straight: if your chimney’s not clean, it’s a ticking time bomb. Seattle’s damp climate accelerates creosote buildup, and that’s not just a myth—it’s a fire hazard waiting to happen. Our crew of 20+ years in the trenches (literally) knows the signs: soot on your ceiling, a smoky fire, or that ‘funny smell’ after lighting up. We don’t just clean; we inspect for cracks, blockages, or faulty flues that most sweeps miss. And we do it fast—because in Seattle, where winter storms can turn a small issue into a disaster overnight, delays aren’t an option.
"We’ve had our chimney swept a few times, but Cottonwood was the first crew to actually *inspect* it properly. They found a crack in the liner near the roof that no one else had caught—could’ve been a serious gas leak. Their crew was thorough, explained everything clearly, and even gave us tips on how to spot future issues. Wouldn’t trust anyone else now."
"My dryer took *forever* to dry clothes, and I thought it was just old age. Turns out, the vent was clogged with lint *and* had a collapsed section near the exterior. Cottonwood fixed it, and now my dryer runs like new. They even checked for rodent nests—something I’d never have thought to ask about. Great service, no upsells."
"I’ve lived in Seattle for 20 years, and this was the first time a chimney sweep actually *told me* what they found instead of just charging me. They removed Stage 2 creosote (which I had no idea was dangerous) and gave me a timeline for my next sweep. No fluff, no sales pitch—just honest work. Highly recommend."
"Our old brick chimney was leaking water into the fireplace, and we were worried about mold. Cottonwood’s crew found the issue, sealed it properly, and even recommended a chimney cap to prevent future leaks. They were fast, professional, and didn’t try to sell us unnecessary repairs. Finally, a company that actually *fixes* things."
"I was skeptical about hiring a chimney sweep, but Cottonwood made it easy. They showed up on time, explained every step, and even tested my chimney’s draft afterward. My fireplace has never worked better. Plus, they included a dryer vent cleaning—something I’d never considered but am glad they did. No surprises, just great service."
"We’ve had our chimney swept before, but no one ever checked the dryer vent. Cottonwood’s crew found a lint buildup that was restricting airflow—and could’ve caused a fire. They cleaned it thoroughly and gave us tips on how to maintain it. No upselling, no nonsense. Just a job done right. We’ll be calling them every year from now on."
Expert local advice for Seattle homeowners.
Seattle’s damp winters and frequent wood-burning fires turn chimneys into creosote traps. Skip inspections, and you’re risking a chimney fire—here’s what every homeowner in the Puget Sound area needs to know.
Read more →Seattle’s damp climate hides a silent dryer vent fire risk. This no-nonsense guide cuts through myths—showing you exactly when, how, and why to clean yours (plus local costs and red flags).
Read more →Master local chimney maintenance in Seattle, WA. Straightforward advice on creosote removal, rain protection, and hiring the right technician for Pacific Northwest weather.
Read more →Call or book online, and we’ll confirm your appointment within hours. No weeks-long waits. We prioritize Seattle homeowners, especially during peak season (fall and winter), so you get the service you need when you need it. Same-day appointments are often available for emergencies like smoky fires or strange odors.
Our crew starts with a video inspection to check for hidden damage, creosote levels, or structural issues. This isn’t just a quick look—we use a camera to see what’s really going on inside your chimney or dryer vent. If we find problems, we’ll explain them clearly, with no upselling. Transparency is part of our process.
We use industrial-grade tools to remove *all* creosote, soot, and lint, including hard-to-reach areas. For chimneys, that means rotary cleaning for stubborn buildup and high-pressure air for debris. Dryer vents get a deep clean with specialized equipment to ensure no lint is left behind. We don’t rush—we make sure the job is done right the first time.
After we’re done, you’ll receive a detailed report of what we found, what we fixed, and any recommendations for maintenance. We also test your chimney’s draft and dryer vent airflow to confirm everything’s working safely. If there are concerns, we’ll outline next steps—no vague advice. And because we stand by our work, we offer a warranty on all services.
Proudly serving Seattle and these nearby communities.
That’s creosote condensation, and Seattle’s humidity makes it worse. When moist air meets hot chimney walls, it turns soot into a sticky, flammable tar. The smell? That’s unburned fuel lingering in your flue. Ignoring it means creosote builds up faster—Seattle’s rainy winters give it more chances to form. A proper sweep removes it before it hardens into a brick-like crust. Pro tip: If you notice soot on your ceiling fan or walls, your chimney’s *already* a fire risk. Don’t wait for the next storm to force you to act.
Backdrafting usually means one of three things: a blocked flue (common after Seattle’s windstorms knock debris down), a cracked chimney liner, or a damper that doesn’t seal. Many ‘sweeps’ only clean the visible parts and miss these issues. We check for proper draft pressure, test the flue’s pull, and ensure your damper closes tightly—especially critical in Seattle’s drafty homes. If your fireplace smokes, it’s not ‘just a quirk’; it’s a sign your chimney’s not venting correctly. That smoke could be filling your home with carbon monoxide.
Creosote isn’t just ‘dirty’—it’s a Class A fire hazard. In Seattle’s old homes, where chimneys might be decades old, creosote builds up faster because of our damp winters and frequent fireplace use. The three stages? Dust-like (easily removed), tar-like (sticky, needs scraping), and hard (like coal—this is the *worst*). Hard creosote can ignite from a single spark, even years after it forms. We’ve pulled out chunks the size of bricks from Seattle chimneys. The fix? Sweep *before* it gets to stage 2. And if you’ve got a wood stove? You’re at higher risk—those burn hotter, creating more creosote.
Nope. If your dryer’s struggling, your vent’s either clogged or installed wrong—both are fire risks. Seattle’s humidity makes lint stickier, so vents block faster. A proper cleaning removes *all* lint, not just the surface layer. We’ve found vents packed so tight they’re restricting airflow by 90%. That’s not just inefficient; it’s a tinderbox. Your dryer’s heat + lint = a waiting disaster. And if your vent’s outside near a window or under an eave (common in Seattle homes), rain can rot the duct over time. We check for that too.
Yes, but here’s the catch: gas fireplaces still need chimney inspections because the flue can corrode from condensation (Seattle’s damp air speeds this up). Even if you don’t burn wood, creosote can build up from dust, bird nests, or old soot. We’ve found rusted flues in gas fireplace chimneys that were leaking carbon monoxide. The inspection checks for cracks, proper clearance from combustible materials, and whether your flue’s sized right for your fireplace. Skip it, and you’re gambling with your health—and your home’s safety.
Cracks in a chimney are a red flag, especially in Seattle’s rainy season. Look for: rust stains on the exterior, smoke spilling into the room, or a ‘whooshing’ sound when the fire’s lit. These mean your flue’s compromised. We’ve repaired chimneys where water’s seeped through cracks, rotting the wood framing inside walls—a common issue in older Seattle homes. If your chimney’s cracked, it’s not just a draft problem; it’s a fire and carbon monoxide risk. The fix? Often a relining or repointing. We’ll tell you straight if it’s time to repair or replace.
Costs vary, but here’s the deal: a basic sweep for a standard chimney in a Seattle home runs $120–$200. Why the range? Older homes (like those in Capitol Hill or Beacon Hill) might have taller flues or tricky access. Add an inspection, and it’s $150–$250. But here’s the smarter play: if your chimney’s never been cleaned, start with a full inspection ($100–$150). We’ve found hidden issues in ‘new’ Seattle homes where previous owners ignored maintenance. Think of it as an investment—cheaper than a fire repair or a carbon monoxide poisoning ER visit.
Nope. DIY sweeping is a myth—and a dangerous one. Seattle’s chimneys often have tight turns, rusted dampers, or liners that crumble if you’re not careful. One wrong move, and you could dislodge creosote into your home or damage the flue. Plus, you’re missing the inspection part: checking for cracks, proper draft, or hidden blockages. We’ve seen DIY ‘sweeps’ leave nests of debris or even push soot deeper into the chimney. If you’re determined to save money, at least rent a *proper* chimney brush (the cheap ones don’t reach far enough). But for safety’s sake? Call a pro.
Fast response, upfront pricing, and workmanship guaranteed. Get your free estimate today.