Crawl Space Repair in Columbia, SC
Protect Your Home from Moisture, Odors, Mold, and High Humidity.
Did you know up to 50% of the air you breathe on the first floor of your home comes from your crawlspace? If that air is damp and dirty, your home is too. PreVent Cleaning Service seals your crawlspace professionally to protect your family and your foundation

What Is Crawlspace Encapsulation?
Crawlspace encapsulation is the process of completely sealing your crawlspace to separate it from the damp earth outside. We install thick, heavy-duty barriers, insulation, and moisture control systems to stop outside air, humidity, and groundwater from penetrating your home.


Common Signs Your Crawl Space Needs Attention
Watch for these warning signs that your crawl space may need repair: Standing water or dampness, fallen or wet insulation, musty odors in your home, sagging or uneven floors, or high humidity / mold. If you notice any of these, schedule an inspection to prevent bigger problems.
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Frequently Asked Questions
Find answers to frequently asked questions about crawlspace encapsulation.
With proper maintenance, our high-grade materials can last 10–20 years.
Usually, yes. While the barrier stops ground moisture, the dehumidifier manages the air moisture to keep humidity perfectly stable.