Serving Fremont, San Jose, San Francisco

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Reviews From Berkeley
Products & Services

Products:

  • CleanSpace® 20-Mil Vapor Barrier
  • SmartSump™ Crawl Space Sump Pump System
  • UltraSump® Battery Backup System
  • SaniDry Sedona Dehumidifier
  • SmartJack® Crawl Space Support System
  • SilverGlo™ Wall Insulation Panels
  • TerraBlock™ Crawl Space Floor Insulation
  • Mold-X2 Treatment System
  • Interior Drainage Systems / Trench Drains
  • Optional Air Purifiers
Happy Customers Surrounding Berkeley, CA
Testimonials
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Work Requests

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The Leading Crawl Space Repair Experts in Berkeley, CA

Crawl Space Repair & Encapsulation in Berkeley, CA

Clean CrawlSpace Inc. has been protecting homes in Berkeley, CA from crawl space moisture, mold, and structural issues since 2003. As a certified CleanSpace® dealer, we install proven solutions like vapor barriers, sump pumps, dehumidifiers, and insulation that are designed for long-term performance. We’re not just experts in crawl space repair, we’re the experts that other experts trust. That’s why HGTV featured our team on House Detective, turning to us to solve real crawl space problems on national television.

 

Musty smells, damp air, and sagging floors are more than annoying, they're warnings. Left untreated, they can lead to mold growth, wood rot, rising humidity, and foundation damage. For over 20 years, Clean CrawlSpace Inc. has helped homeowners in Berkeley, CA fix their crawl spaces with lasting, warrantied solutions. From full encapsulation to drainage, sump pumps, humidity control, and air purification, we’ll help you create a dry, healthy space beneath your home.

Our Services in Berkeley

  • Crawl Space Encapsulation: CleanSpace® 20-mil vapor barrier sealed along floors and walls to block moisture, odors, and outdoor air. Includes a 25-year transferable warranty.
  • Sump Pump Systems: Sump pump installations with airtight lids, alarms, and optional battery backups to remove standing water and prevent flooding.
  • Dehumidifiers & Humidity Control: Crawl space dehumidifiers like the SaniDry Sedona control moisture and improve indoor air quality.
  • Crawl Space Insulation: Moisture-resistant insulation including SilverGlo® wall panels and TerraBlock™ floor insulation, built to last in tough crawl space environments.
  • Mold Treatment & Cleaning: Mold-X2 products safely remove surface mold as part of a complete moisture management system.
  • Drainage Systems: Interior crawl space drains direct groundwater toward the sump pump, preventing water buildup and protecting your foundation.
  • Air Purification: Optional air cleaners reduce allergens, mold spores, and musty odors from air circulating up from your crawl space.

Crawl Space Problems? Get a Free Estimate!

If you’re dealing with crawl space moisture, mold, or structural issues, contactClean CrawlSpace Inc. for a free crawl space encapsulation and repair estimate in Berkeley, CA and nearby. We offer professional sump pump installation, drainage systems, vapor barriers, dehumidifiers, and mold treatment to keep your crawl space dry, clean, and protected.

Work Requests From Berkeley, CA
Project Location: Berkeley, CA
Request inspection and estimate for vapor barrier installation in our crawl space.
Project Location: Berkeley, CA
Our crawl space keeps flooding. We have a poorly installed moisture barrier. Will need it fixed and probably a sump pump
Project Location: Berkeley, CA
We bought a new home and our crawl space needs to be secured. There's no moisture but the crawl space door needs to be put in place.
Project Location: Berkeley, CA
Significant humidity problem in unfinished crawlspace with open foundation vents.
Project Location: Berkeley, CA
Old split level home with 1/2 over a crawl space. Looking to get help with debris removal, air sealing, moisture barrier and insulation.
Project Location: Berkeley, CA
Wet crawlspace.
Project Location: Berkeley, CA
Estimate for crawl space barrier
Project Location: Berkeley, CA
Crawl space with bare earth and no moisture barrier. Ground is wet, and gets standing water when it rains heavily. Would like to get drainage, sump pump, moisture barrier, etc, installed. Goal is to reduce humidity in house.
Project Location: Berkeley, CA
Would like to do something about my crawl space because I think it's causing the house to be humid and also long term damage to structure. The crawl space is about 90% RH and the house is about 65-70% RH. House is 1,547 sqft
Project Location: Berkeley, CA
Moisture on floor of crawl space under house.
Project Location: Berkeley, CA
Hi there, we have a single-story home on a relatively flat lot. There is a lot of moisture in our crawlspace that has been there since last winter's heavy rains - all throughout the summer the crawl space stayed wet. We would like to have someone out to discuss possible solutions. Thanks!
Project Location: Berkeley, CA
Fully encapsulate crawl space of my home. 1910 craftsman, ~1000 sqft, 6' tall. And settle the debate on whether or vent or seal
Project Location: Berkeley, CA
Smells of mold when the air is moist, the soil under my house has a high water table
Project Location: Berkeley, CA
I was wondering if you could give me an estimate for encapsulating my back house crawl space. It's a dirt crawl space, so there are tons and tons of ants entering my home every winter
Project Location: Berkeley, CA
Crawlspace under 4 unit apartment
Project Location: Berkeley, CA
2200 square foot crawlspace that sometimes smells of moisture during rains, gets some water during hard rains, the air vents need to be replaced with vulcan fire vents, and a new vapor tarp installed.
Project Location: Berkeley, CA
I have wet soil in my crawl space
Project Location: Berkeley, CA
Mold in closet and in carpet in front bedroom, area of the house that is closest to the ground. Crawl space smells musty.
Project Location: Berkeley, CA
Have moisture in crawlspace. Gets wet in winter. May also need insulation floor insulation replaced, and duct work checked.
Project Location: Berkeley, CA
I'm currently remodeling my home and have some new space that needs a vapor barrier and insulation. I also have a second unit that needs a vapor barrier and insulation in the crawl space.
Serving the following Berkeley, CA zip codes
94702, 94703, 94704, 94705, 94707, 94708, 94709, 94710, 94720
Service Area
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