Hayward, CA Leading Crawl Space Repair & Encapsulation Company

Crawl Space Repair & Encapsulation in Hayward, CA

Since 2003, Clean CrawlSpace Inc. has helped homeowners in Hayward, CA protect their homes from crawl space moisture, mold, and damage. As a certified CleanSpace® dealer, we use trusted solutions like vapor barriers, sump pumps, dehumidifiers, and insulation that is designed to last and backed by real results. When it comes to crawl space repair, we're the team other pros rely on. Even HGTV turned to us on House Detective to fix real crawl space problems.

What’s happening beneath your home matters. Musty smells, warped floors, and damp air often start in the crawl space but they don’t stay there. Moisture can quietly damage your structure, ruin air quality, and chip away at your home’s value. At Clean CrawlSpace Inc., we’ve spent over 20 years helping Hayward, CA homeowners stop crawl space problems before they spread. We install proven systems like vapor barriers, sump pumps, drainage, and dehumidifiers, everything needed to protect your home from the ground up.

Services We Offer in Hayward

• 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 Installation: Our powerful sump pumps come with airtight lids, built-in alarms, and optional battery backups, designed to handle water removal reliably, even during storms or outages.
• Dehumidification: High-performance dehumidifiers like the SaniDry Sedona remove excess humidity, helping prevent mold growth and improving the air quality throughout your home.
• Insulation for Crawl Spaces: We use water-resistant materials like SilverGlo® wall panels and TerraBlock™ floor insulation, built specifically to hold up in damp, low-clearance 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 Quality Solutions: Optional air purification systems help filter allergens, mold spores, and odors rising from your crawl space into your living space.

Worried about your crawl space? Get a free estimate.

If you're concerned about crawl space moisture, mold, or structural problems, you can count on Clean CrawlSpace Inc. for honest answers and proven solutions. We’ve earned the trust of homeowners in Hayward, CA by delivering professional crawl space encapsulation, sump pump systems, drainage, dehumidifiers, and mold treatment that last. Schedule your free estimate today!