Crawl Space Mold Removal & Moisture Control Services
In Nashville, Murfreesboro, Manchester, Brentwood, Franklin, TN
Crawl spaces don’t get much thought until there’s a problem. However, the fact is that your home’s durability and the quality of the air you breathe are both impacted by what occurs underneath your house.
In Middle Tennessee, crawl spaces frequently retain moisture due to the state’s humid summers and chilly winters. This is what causes wood decay, mold, and mildew.
Why Crawl Spaces Stay Damp Here
A few typical weather conditions in Middle Tennessee can cause moisture in your crawl space:
Humid summers
Condensation forms on wood and insulation when warm, sticky air seeps through vents and settles in cooler crawl spaces.
Cold winters
The air inside the house stays warm during winter as the heating systems are working; this hot air condenses and creates moisture when it meets the cold ground beneath your home, which turns into lingering moisture.
Poor drainage
Flat or uneven yards can push rainwater toward your foundation.
Leaky ducts or plumbing
Even a small drip can raise humidity over time.
When that moisture sits too long, it creates the perfect conditions for mold and mildew to grow.
Common Types of Mold and Mildew in Crawl Spaces
Aspergillus
A fast-growing mold that appears in yellow, green, or white patches on wood and insulation. It spreads easily in high humidity.
Cladosporium
Usually dark green or black, it often shows up on wood beams, fabrics, and subflooring. Known to trigger allergy symptoms.
Penicillium
Blue-green in color with a fuzzy texture. Occurs commonly after water leaks or flooding and has a strong, musty smell.
Stachybotrys (Black Mold)
Slimy and dark in color, this mold forms in areas that stay damp for a long duration. It can release harmful spores if disturbed.
Alternaria
It grows near damp soil or decaying wood. Can enter your home through the HVAC system.
Chaetomium
Cotton-like and grayish-brown. It often develops after prolonged water damage.
Even mildew, the lighter, powdery cousin of mold, is an early warning sign of too much moisture. It’s time for an inspection if you see any discoloration or a musty smell starts lingering in your house.
Schedule A FREE Inspection
Schedule A FREE Crawl Space Inspection



EXCELLENT Based on 45 reviews Posted on Jim EstesSeptember 4, 2025Trustindex verifies that the original source of the review is Google. We own our own HVAC company and I observed as they were completing a duct renovation at our lake neighbor’s house. The crew was very organized and professional and made it a point to come over and speak to us. Later in the day, I inquired how the job went and one of the crew took pride in showing me how it looked. I’ve been in HVAC for over 30 years and their duct work looked exceptional. Keep up the great work!Posted on Jan HuffmanAugust 29, 2025Trustindex verifies that the original source of the review is Google. This company did a wonderful job… they were in touch with me enroute. Once at the hiouse they explained everything, educated me on reasons I was having mold issue, discovered a duct that should not have been present, cleaned everything up and were courteous the entire time.Posted on James VanwinkleAugust 27, 2025Trustindex verifies that the original source of the review is Google. Got it scheduled and completed the job quickly and professionallyPosted on Zachary LopezAugust 13, 2025Trustindex verifies that the original source of the review is Google. Phenomenal team and company to do work with. They were prompt and very straight forward on the work they were doing on my home. They kept me updated and any question I had they answered. Would highly recommend them to anyone!Posted on West CoolAugust 8, 2025Trustindex verifies that the original source of the review is Google. I want to echo all of the other 5 star ratings. All done in one day, no more stale air!Posted on Trice PowersJuly 23, 2025Trustindex verifies that the original source of the review is Google. They were very professional, worked hard, and the end result was amazing! Highly recommended!Posted on Tyler ClayborneMay 27, 2025Trustindex verifies that the original source of the review is Google. Very friendly crew, willing to help and answer any questions I had. Very quick and efficient, would recommend for any restoration needs.Posted on Patricia KennedyMay 14, 2025Trustindex verifies that the original source of the review is Google. We had our ducts cleaned today. Chris and Steve did an excellent job. They were very thorough. They also went above and beyond. For example… not only did they clean all the hvac ducts, they sealed the boots of the ducts, cleaned my dryer vent and the coils on my hvac unit. It’s nice to have people that take a lot of pride in their work and these guys did!Posted on Paul ParkersonMay 12, 2025Trustindex verifies that the original source of the review is Google. I had Mr. Dirty Ducts out to the house after a sand and finish of my hardwood floors to clean the HVAC system. Greg, Chris and the crew were awesome efficient and did a wonderful job. I would highly recommend.
Why Mr. Dirty Ducts is the First Choice of Homeowners for Crawl Space Mold Removal
Here’s why:

Certified & experienced team
Our NADCA- and IICRC-trained techs know air systems inside out.

Local experts
After years of serving Nashville homes, we understand the area’s humidity and soil issues.

Upfront pricing
No pushy sales or hidden fees, just clear, honest estimates.

All-in-one service
Duct cleaning, odor removal, air testing, encapsulation, everything handled by one trusted local team.
Tips to Keep Moisture Under Control Year-Round
Simple maintenance helps too:
- Regularly inspect downspouts and gutters.
- Make sure rainwater flows away from your foundation.
- Use a dehumidifier when the humidity stays high.
- Close crawl space vents during humid months.
How We Fix Crawl Space Mold and Moisture Problems
Here’s how we handle it step by step:
01
Inspect the source: We check for leaks, condensation, and poor drainage.
02
Remove the mold safely: We use professional equipment and antimicrobial treatments.
03
Dry and treat the space: We make sure no moisture is left behind.
04
Prevent regrowth: By improving ventilation and humidity control.
Crawl Space Encapsulation: The Long-Term Fix
Encapsulation is a long-term, effective solution for moisture and mold problems.
It seals your crawl space with a thick vapor barrier, insulation, and airtight lining so outside humidity and ground moisture can’t get in.
It keeps humidity stable, stops condensation in cold months, and prevents dampness in warm ones. It also protects wood, insulation, and your home’s foundation while making the space more energy-efficient and comfortable. It’s a one-time job that keeps your crawl space dry for years.
Mold itself isn’t unusual, as it’s a part of nature. But when mold spores floating in the air land on damp indoor surfaces, they start to grow. Give them moisture, and they spread fast on wood or insulation. Take away the moisture, and they stop.
That’s what encapsulation does: it removes the moisture that mold needs to survive, keeping your crawl space clean, dry, and healthy.
Vapor Barrier Installation
A vapor barrier is still a big improvement if you’re not ready for complete encapsulation.
To prevent ground moisture from rising, we cover the soil with a heavy-duty liner. It can significantly lower the likelihood of mold returning when combined with proper air circulation or a dehumidifier.
Professional Crawl Space Encapsulation Services You Can Trust
At Mr. Dirty Ducts, we help homeowners across Nashville, Murfreesboro, Franklin, Brentwood, and nearby areas keep their crawl spaces dry, clean, and mold-free.
We specialize in
- Crawl Space Mold Removal
- Moisture & Humidity Control
- Vapor Barrier Installation
- Crawl Space Encapsulation
- Air Duct Cleaning & Sealing
Call Mr. Dirty Ducts today to schedule your crawl space inspection. Protect your home from moisture and mold before it spreads.
We Understand Crawl Space Encapsulation Can Be Expensive
At Mr. Dirty Ducts, we understand that repairs and encapsulation for crawl spaces aren’t typically part of your plans. Learning that your crawl space requires repairs can be stressful, particularly when managing home expenses.
This is why we provide flexible financing options to simplify the process of cleaning and sealing your crawl space right away, without delay.
If you require mold removal, complete encapsulation, or enhancements to indoor air quality, we can assist you in dividing the cost through easy monthly payments. Since safeguarding your home and the air your family inhales shouldn’t be delayed.
Inquire about our rapid-approval financing choices during your complimentary inspection.
Duct and crawl space repairs can be an unexpected expense.
Mr. Dirty Ducts offers flexible payment arrangements for our Middle Tennessee crawl space repair services. Our team provides honest recommendations, transparent pricing, and never tries to upsell you on something you don’t need.
Payment & Financing Options
We make it simple to get your home services done without financial stress. We accept all major credit and debit cards and personal checks, and offer convenient financing plans for larger projects like crawl space encapsulation.
Crawl Space Encapsulation Highlights
Crawl Space Moisture & Mold Prevention Near You
Protecting your crawl space from dampness, humidity, and the conditions that cause mold.
