Chimney Cleaning in Maryland, DC & Northern Virginia

      EXCELLENT  
   Based on 274 reviews 
    
 
 
 
   
 
 
       Posted on Google  
   
   Kevin M 
 
 
 
 Trustindex verifies that the original source of the review is Google. Very professional, great communication. Will use them every year.
  
 
      Posted on Google  
   
   Andrew Mercer 
 
 
 
 Trustindex verifies that the original source of the review is Google. Excellent service!  Arrived on time. Explained everything and offered options to take care of what we needed. Will use again.
  
 
      Posted on Google  
   
   Monica Butta 
 
 
 
 Trustindex verifies that the original source of the review is Google. Very pleasant and quick service! Sean was fantastic!
  
 
      Posted on Google  
   
   Christopher Tang 
 
 
 
 Trustindex verifies that the original source of the review is Google. Very fast and Sean was polite and professional.
  
 
      Posted on Google  
   
   Tim Fellow 
 
 
 
 Trustindex verifies that the original source of the review is Google. Fantastic service! Would recommend to neighbors for service and competitive pricing.
  
 
      Posted on Google  
   
   Maria Perez 
 
 
 
 Trustindex verifies that the original source of the review is Google. Reasonable price. And Very good
  
 
      Posted on Google  
   
   Becky Wild 
 
 
 
 Trustindex verifies that the original source of the review is Google. Great work. Done quickly.
  
 
      Posted on Google  
   
   Kerrie Rushton 
 
 
 
 Trustindex verifies that the original source of the review is Google. Amazing service!! Arrived and worked quickly. Thank you!

Why Is Proper Chimney Maintenance Important?

Proper chimney maintenance helps remove soot, creosote, and debris that can accumulate over time. Regular cleaning also provides an opportunity to identify visible buildup, blockages, or other concerns within accessible areas of the chimney.

Keeping your chimney properly maintained supports better fireplace operation, helps keep the chimney system and prepares your fireplace for regular use. Routine maintenance can also help you stay aware of the condition of your chimney and address potential issues before they become more difficult to manage.

Chimney maintenance on a residential roof

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Other Services

LST Cleanflow — Service & Pricing

Service & pricing

Flat rates for air duct, dryer vent, and chimney services across Maryland, DC, and Northern Virginia — no surprises, no hidden fees.

Gas fireplace
inspection

^$99

Chimney
inspection

^$49

Chimney
cleaning

^$199

Dryer vent
cleaning

^$69

Air duct
cleaning

^$99

Best value

Combo package

Air duct cleaning and dryer vent cleaning together in one visit.

^$149

air duct + dryer vent

Chimney buildup can develop gradually as a fireplace is used throughout the season. Soot, creosote, ash, leaves, and other debris may settle inside the chimney and restrict areas that should remain clear. Regular cleaning helps remove accessible buildup and allows the chimney system to receive routine attention before accumulated debris leads to additional maintenance concerns.

LST Cleanflow provides professional chimney cleaning to help maintain accessible portions of the system. During service, buildup and visible debris are addressed, while the chimney is checked for noticeable blockages or conditions that may require further attention.

Why Regular Chimney Cleaning Matters

Soot and creosote can build up inside a chimney as a result of fireplace use. Other debris, such as leaves or animal nests, can also collect inside the chimney. LST Cleanflow provides professional chimney cleaning to help remove accessible buildup and keep the chimney system properly maintained.

For Further Inquiries Call

(240) 261-5670

Haven’t had your chimney cleaned this year, or noticing smoke backing up into the room? Call today for expert advice and fast scheduling!

We Help Keep Your Fireplace Safe to Use!

At LST Cleanflow, we know a clean chimney is a safe chimney. Our thorough cleaning process clears soot, creosote, and debris so your fireplace is ready for safe, worry-free use all season.

What to Expect From a Chimney Cleaning Service

Expect thorough chimney cleaning that removes buildup, improves airflow, supports fire safety, and helps keep the chimney functioning properly.

We clean the full flue, not just what's visible.

Creosote builds up unevenly throughout the chimney. We clean the entire flue length, from the firebox to the top, so nothing dangerous gets left behind.

We check for blockages you can't see from below.

Animal nests, leaves, and debris often collect near the chimney cap. We inspect and clear these blockages so smoke and gases can vent properly.

We flag damage before it becomes a bigger problem.

While cleaning, we look for cracks, deteriorating mortar, or liner damage, and let you know right away so small issues don't turn into costly repairs.

We document the job so you know it's done right.

Every cleaning includes before & after photos, giving you a clear look at exactly what was removed from your chimney.

QUESTIONS & ANSWERS

Here are answers to the most common questions we get about chimney cleaning.

Frequently Asked Questions

How often should my chimney be cleaned?

We recommend once a year for regular fireplace users, ideally before the start of the burning season.

What happens if I don't clean my chimney regularly?

Creosote buildup from unclean chimneys is a leading cause of chimney fires, so annual cleaning is essential for safe use.

How do I know if my chimney needs cleaning?

Signs include a strong smoky odor even when the fireplace isn't in use, smoke backing up into the room, or visible soot buildup inside the firebox.

Do you clean both wood-burning and gas fireplace chimneys?

Yes, we service both wood-burning and gas fireplace chimneys, including cleaning, inspections, and maintenance.

Any Questions? Ask Us!!