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Crawl Space Humidity

Humidity issues in crawl spaces are widespread, leading to various concerns from structural damage to health risks. 

It’s important to control moisture in crawl spaces to maintain a healthy living environment. 

With over 15 years of expertise, Innovative Basement Authority helps homeowners effectively address these issues. Our experienced team conducts thorough inspections to identify humidity sources and provides customized crawl space encapsulation services for a long-lasting clean, dry crawl space. 

This guide will help you understand the complexities of crawl space humidity and the steps to a lasting solution with professional assistance. 

What Is Crawl Space Humidity? 

Crawl space humidity refers to the excessive moisture present in the lower sections of homes, often between the ground and the first floor. Due to its proximity to the earth, this area is particularly susceptible to moisture. 

Humidity over 60% can cause: 

Addressing moisture levels in the crawl space is critical to prevent these issues and ensure a safe home environment. 

What Causes Crawl Space Humidity? 

Several factors contribute to high humidity in crawl spaces: 

  • Water Intrusion: Plumbing leaks, ground water, and weather conditions add moisture to the air. 
  • Earthen Floors: The soil in crawl space floors naturally emits moisture, acting like a humidifier. 
  • Open Vents: Outdoor air, rich in moisture, enters through vents and condenses on cooler surfaces. Michigan’s varied climate exacerbates this issue, leading to condensation. 
  • Poor Temperature Control: The naturally cooler environment in crawl spaces leads to condensation. Inadequate insulation and waterproofing allow moisture ingress, creating ideal conditions for mold and decay. 
  • Lack of Vapor Barrier: Without this, ground moisture evaporates into the crawl space air. 
  • Inefficient Water Management: Standing water adds to the humidity. 

Addressing these issues swiftly and effectively is key to preserving the integrity of your home and the well-being of its occupants. 

Can You Fix Crawl Space Humidity? 

Yes. Controlling crawl space humidity is achievable but requires a comprehensive approach for lasting effectiveness. 

While DIY methods may provide temporary relief, they fall short in long-term humidity control. Ordinary dehumidifiers may not be effective against the extensive space and moisture levels in crawl spaces. 

We recommend against self-inspection of crawl spaces due to potential hazards. 

Innovative Basement Authority offers tailored crawl space encapsulation systems to combat humidity and moisture issues effectively. Our solutions target moisture at its source, ensuring a dry and comfortable living space. 

How Innovative Basement Authority Addresses Crawl Space Humidity 

Our systematic approach includes: 

Innovative Basement Authority offers a range of products specifically designed to address crawl space humidity issues, offering superior performance compared to standard options. These products work in unison to keep your crawl space dry and secure. 

Why Address Crawl Space Humidity Now 

It’s crucial to address crawl space humidity promptly: 

  • Prevent Structural Damage: Moist conditions cause wood rot, affecting floors, joists, and overall stability. Early action against humidity helps avoid decay and other structural problems. 
  • Avoid Health Risks: High humidity promotes mold growth, which can damage wood and release spores. A dry crawl space reduces mold risk, safeguarding your family’s health. 
  • Deter Pests: Moist areas attract termites, carpenter ants, and rodents. Proper encapsulation and dehumidification make crawl spaces less attractive to pests. 
  • Reduce Allergens: Lowering mold spores and dust mites can help alleviate asthma and other respiratory issues. 
  • Improve Indoor Air Quality: Eliminate musty smells and prevent contaminated air from entering living areas. 
  • Save on Energy: A drier crawl space reduces HVAC system strain, leading to better insulation, humidity management, and lower energy bills. 
  • Enhance Home Value: Maintaining a well-conditioned crawl space. 

Don’t wait until health hazards and deterioration take hold. Trust Innovative Basement Authority and our proprietary solutions to fully address the problem.  

Reach Out to Innovative Basement Authority for Reliable Crawl Space Humidity Solutions 

Crawl space humidity can compromise the structural stability of your home and impact your family’s health. Act promptly to prevent significant damage. 

Innovative Basement Authority’s encapsulation system is designed to effectively combat humidity, mold, decay, and other moisture-related issues. 

For more than 18 years, homeowners have trusted us to address their crawl space humidity problems with precision and commitment. We offer comprehensive, long-lasting solutions. 

Contact us today for a free, no-obligation inspection


The time needed to address crawl space humidity depends on the severity of the problem, but our aim is to provide quick and comprehensive solutions. Innovative Basement Authority’s crawl space encapsulation process typically takes about a day, or possibly two for larger areas. Get in touch with us to schedule a free inspection, receive an obligation-free quote, and discuss a detailed timeline. 

Maintaining a crawl space humidity level between 40 to 50 percent is recommended. Humidity below this range can lead to dry air, causing respiratory discomfort, while higher levels can encourage mold growth and other moisture-related problems. Implementing a professionally installed crawl space dehumidifier, coupled with waterproofing and encapsulation methods, is vital. Contact Innovative Basement Authority for a free inspection and estimate. 

Comprehensive crawl space encapsulation, incorporating waterproofing, insulation, and dehumidification, prevents external moisture and air from entering, thus controlling indoor humidity levels. This approach effectively reduces humidity when it stops outside moisture from being introduced into the space. For more information and to arrange a free inspection, contact Innovative Basement Authority.

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Our Locations

Fargo, ND

1330 41st St. N
Fargo, ND 58102

Minneapolis, MN

6265 Carmen Ave.
Inver Grove Heights, MN 55076

Rush City, MN

1325 S Frandsen Ave
Rush City, MN 55069

Sioux Falls, SD

101 S. Reid Street, Suite 307
Sioux Falls, SD 57103