7 Signs Your Hermitage Chimney Needs a Professional Sweep Before the Next Storm

By Anthony Brown Chimney Inc Team · Updated August 17, 2026

Hermitage homeowners should schedule a professional chimney sweep if they notice creosote buildup, slow-burning fires, or a musty odor from the fireplace. These signs often indicate dangerous blockages or structural issues that local experts can resolve before storms arrive.

1. What is creosote, and why does a Hermitage chimney sweep remove it?

A chimney inspection is a visual and instrumental assessment of your flue, liner, smoke chamber, and exterior masonry to identify hazards before they cause fires or carbon monoxide leaks. Creosote is a black, tar-like residue that coats chimney walls when wood burns incompletely. In Hermitage’s humid climate, creosote hardens faster and becomes a highly flammable fire hazard. The Chimney Safety Institute of America recommends removing creosote annually if you burn wood regularly. Left unchecked, it can ignite and send flames into your attic or roof—especially dangerous during summer storms when embers spread quickly. A professional sweep uses rotary brushes and vacuums to clear buildup safely, protecting your home from both fire and toxic fumes.

2. Is your Hermitage fireplace burning slower than usual? This could mean a blocked flue

If fires in your Hendersonville home burn sluggishly or produce excessive smoke, your chimney flue may be partially blocked. Common culprits include creosote, nesting animals, or debris from summer storms. Unlike gas fireplaces, wood-burning units rely on strong updrafts to vent smoke and gases. A blocked flue reduces airflow, forcing smoke back into your living room and increasing carbon monoxide risk. The National Fire Protection Association warns that even small obstructions can double the danger during Tennessee’s humid summers. If you notice smoke billowing into the room or a fireplace that struggles to stay lit, call a local sweep immediately. We offer emergency service in Hermitage for urgent blockages.

3. Do you smell a musty or sour odor from your chimney in the summer heat?

A persistent musty smell in your Hermitage home during July or August often signals moisture trapped in the chimney liner or masonry. Tennessee’s summer humidity and frequent storms can cause bricks to absorb water, leading to mold growth and unpleasant odors. This moisture also accelerates mortar deterioration and metal liner corrosion. Unlike seasonal fireplace smells, this odor lingers even when the fireplace isn’t in use. A professional sweep will inspect for cracks, install a chimney cap if missing, and apply waterproofing treatments to protect your masonry. Ignoring this sign can lead to costly repairs and poor indoor air quality.

4. Are there white, chalky stains on your chimney’s exterior near Old Hickory?

White, powdery stains on your chimney’s bricks near the Old Hickory area are likely efflorescence—a sign of water seeping through the masonry. While efflorescence itself isn’t dangerous, it indicates underlying water damage that can weaken your chimney’s structure over time. In Hermitage’s clay-rich soil and frequent rain, this issue is common but often overlooked. Left unaddressed, water can erode mortar joints, cause bricks to spall, and even lead to chimney collapse. A professional inspection will identify the source of the leak and recommend repairs, such as tuckpointing or a new chimney crown. Schedule a free estimate to assess your chimney’s condition before winter.

5. Have you noticed black, sooty dust around your fireplace or on the hearth?

Black, gritty dust accumulating around your fireplace or on nearby surfaces is a clear sign of incomplete combustion and excessive creosote buildup. This dust isn’t just messy—it’s a fire hazard and a respiratory irritant. In Hermitage homes with older masonry or metal flues, this issue is especially common due to poor drafting or improper wood-burning practices. The EPA’s Burn Wise program advises using seasoned hardwood and ensuring proper airflow to reduce soot. If you’re seeing this dust regularly, it’s time for a professional sweep to clear the flue and inspect for cracks or gaps in the liner. Learn more about local chimney services.

6. Is your chimney making unusual noises like popping or cracking sounds?

Unusual noises from your chimney—such as popping, cracking, or even a low rumble—can indicate structural stress or trapped moisture expanding in the masonry. In Hermitage’s climate, temperature swings between hot days and cool nights cause bricks and mortar to expand and contract, leading to cracks. These sounds are often louder after summer storms, when water has seeped into the chimney. While some noises may seem minor, they can signal serious issues like a leaning chimney or a compromised liner. A professional inspection will determine if repairs are needed to prevent collapse or fire hazards. Contact us today for a safety-first assessment.

7. When was the last time a licensed sweep inspected your chimney near Hendersonville?

If it’s been over a year since your last chimney inspection, Hermitage homeowners should prioritize scheduling one before the next storm season. The Chimney Safety Institute of America recommends annual inspections for wood-burning fireplaces and chimneys, even if you don’t use them frequently. Regular inspections catch hidden dangers like cracked flue tiles, deteriorating mortar, or animal nests that can block airflow. In Hendersonville’s older neighborhoods, many chimneys were built before modern building codes and may have unseen vulnerabilities. A licensed sweep will provide a Level 1, 2, or 3 inspection based on your chimney’s condition and history. Book your appointment today to ensure your chimney is safe and code-compliant.

Frequently Asked Questions