About This Service
Lint is fantastically flammable, and your dryer vent collects it by design — which is why clogged dryer vents cause thousands of house fires every year. Professional cleaning strips the full duct run from dryer to exterior termination, restoring airflow your dryer hasn't had in years.
The payoff is immediate and measurable: clothes dry in one cycle instead of two, the dryer runs cooler, energy use drops, and the fire risk hiding behind your laundry wall is gone. Colorado's long vent runs through crawlspaces and attics make professional rotary cleaning especially worthwhile.
Signs You Need Dryer Vent Cleaning
- Clothes need multiple cycles to dry
- The dryer or laundry room gets noticeably hot
- Burning or musty smells during dryer operation
- Little or no airflow at the exterior vent flap

Our Dryer Vent Procedure
Airflow measured at the dryer and termination — the before number.
Rotary brush and vacuum clean the full run, hitting elbows and low spots.
Duct condition, joints, and termination inspected as we go.
Airflow re-measured — you see the improvement as a number, not a promise.
Why It Matters for Safety
The U.S. Fire Administration attributes thousands of home fires a year to clothes dryers, with lint accumulation the leading factor. A clean, smooth-walled, properly terminated vent removes that risk — this is fire prevention disguised as an appliance tune-up.
Maintenance Tips From Our Technicians
- Clean the lint trap every load — it's the vent's first filter.
- Watch drying time; it's the most honest gauge of duct condition.
- Check the exterior flap seasonally for lint beards and stuck hinges.
- Never vent a dryer indoors, attic, or crawlspace — moisture plus lint is the bad combination.
Why Homeowners Choose Donovan Chimney & Fireplace
Donovan Chimney & Fireplace has been doing this work across Colorado since 1998 — long enough to have seen every version of this problem and every shortcut that fails. We diagnose before we quote, we document what we do, and our 24/7 line means you're never waiting until Monday with a chimney question that can't wait.
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Frequently Asked Questions
How often should dryer vents be cleaned?
Annually for most households; every six months for large families, pet homes, or long duct runs. If drying times are creeping up, the vent is telling you it's time regardless of the calendar.
Can't I just clean the lint trap?
The trap catches maybe 60% of lint; the rest travels into the duct and accumulates there — especially at elbows and in long horizontal runs. The trap is daily maintenance; the duct is the fire-safety service.
What areas do you serve?
We work throughout the Colorado Front Range — roughly 65 miles around each of our three bases in Denver, Fort Collins, and Colorado Springs, from the Wyoming line down to Pueblo and up into the mountain communities.
Request a Free Estimate
We're open 24/7. Fill this out and we'll get right back to you — or call 720-310-3798.
Book Dryer Vent Cleaning Today
We serve Denver, Fort Collins, Colorado Springs, and every community around them — see the full service area list.
Emergencies don't keep business hours and neither do we: our phone answers 24 hours a day, 7 days a week.
