Chimney, Dryer Vent & Air Duct Cleaning in Germantown, MD
EXCELLENT
Based on 274 reviews
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Kevin MTrustindex verifies that the original source of the review is Google.
Very professional, great communication. Will use them every year.Posted on Google![]()
Andrew MercerTrustindex 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 ButtaTrustindex verifies that the original source of the review is Google.
Very pleasant and quick service! Sean was fantastic!Posted on Google![]()
Christopher TangTrustindex verifies that the original source of the review is Google.
Very fast and Sean was polite and professional.Posted on Google![]()
Tim FellowTrustindex 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 PerezTrustindex verifies that the original source of the review is Google.
Reasonable price. And Very goodPosted on Google![]()
Becky WildTrustindex verifies that the original source of the review is Google.
Great work. Done quickly.Posted on Google![]()
Kerrie RushtonTrustindex verifies that the original source of the review is Google.
Amazing service!! Arrived and worked quickly. Thank you!
Indoor Airflow with Expert Duct Services in Germantown, MD

Clean, well-maintained ductwork plays an important role in your home’s HVAC performance. Dust, pollen, pet dander, and debris can accumulate over time and travel through your ventilation system. LST Cleanflow provides professional duct services in Germantown, MD, helping remove this buildup while supporting airflow and better-maintained HVAC equipment.
- Full Duct Inspection Before & After Cleaning
- Removal of Dust, Allergens & Debris Buildup
- HVAC Airflow Testing & Improvement
- Sanitizing Treatment Available on Request
- Real Before & After Results
- Get Service Fast in Germantown, MD
Services We Offer
LST Cleanflow provides professional air duct, dryer vent, chimney, and gas fireplace services for homeowners in Germantown, MD.
Air Duct Cleaning
We remove accessible dust, pet dander, pollen, and debris from your HVAC ductwork, helping maintain cleaner airflow and better system performance.
Dryer Vent Cleaning
Built-up lint can restrict airflow and affect dryer performance. Professional cleaning helps remove accessible lint and debris and maintain proper ventilation.
Chimney Cleaning
Our chimney cleaning service helps remove accessible soot, creosote, and debris, keeping the chimney properly maintained for seasonal use.
Chimney Repairs
We assess visible chimney damage and address repair needs such as cracks, damaged mortar, and other areas of deterioration.
Gas Fireplace Services
Professional gas fireplace cleaning and maintenance helps keep accessible components clean and allows visible maintenance concerns to be identified.

Other signs can include rooms that take longer to heat or cool, frequent dust returning after cleaning, or airflow that feels noticeably weaker from certain vents. You may also notice that some areas of the home feel comfortable while others remain too warm or too cool. Excessive dust around supply vents, unusual odors, or visible debris near registers can also indicate that the ductwork needs attention.
While one symptom does not always indicate a ductwork problem, several signs appearing together may suggest accumulated buildup or restricted airflow. Professional duct cleaning and routine inspection can help determine the condition of accessible ductwork and whether additional maintenance is appropriate.
Common Signs Your Ductwork May Need Cleaning
Not sure if your ductwork needs professional attention? Germantown, MD homeowners may notice several signs when dust and debris begin collecting inside the HVAC system. Visible dust around vents, uneven temperatures, weak airflow, unusual odors when the system starts, or increasing dust in living areas can all be reasons to consider an inspection. Higher energy use may also occur when the HVAC system is working harder to maintain comfortable temperatures.
We also serve Howard County from our Columbia office: see Columbia, MD and Ellicott City, MD.
- Clears out built-up dust and allergens
- Improves HVAC airflow & efficiency
- Reduces indoor allergy triggers
- Experienced Technicians & Professional Equipment
- Same-day service available
For Further Inquiries Call
Noticing more dust than usual or weak airflow from your vents? Call today for expert advice and fast scheduling!
Why Germantown, MD Homeowners Choose Us
At LST Cleanflow, we use a careful service process and professional-grade equipment to address accessible dust, allergens, and debris in your ductwork. We focus on clear communication and proper service from inspection through completion.
QUESTIONS & ANSWERS
Frequently Asked Questions
Find answers to common questions about air duct cleaning in Germantown, MD.
Return vents pull air back toward the HVAC system and can collect dust and debris. Cleaning accessible return-side ductwork helps remove accumulated material from these areas.
A blocked or damaged exterior vent termination can limit proper airflow from the dryer. Inspection can identify visible obstruction or damage around the termination point and vent opening.
A chimney cap helps cover the top opening of the chimney and can help limit entry of leaves, rain, and other outdoor debris. Inspection can identify visible damage or deterioration.
Damaged flashing can allow water to enter around the chimney and roof connection. Professional inspection can identify visible flashing deterioration and determine whether repair is needed.
Gas fireplace burners can collect dust or show signs of wear that affect normal operation. Professional service can inspect accessible burner components and identify visible maintenance concerns.