At Chan Drainage & Moisture Control, we specialize in advanced moisture control solutions designed to protect your home from the ground up. Our crawl space encapsulation services include professional-grade vapor barrier installation to seal out excess humidity, groundwater, and moisture that can lead to mold growth, wood rot, poor indoor air quality, and structural damage. By installing high-quality vapor barriers and drainage systems, we help homeowners maintain healthier, more energy-efficient living environments.
French Drainage - All Drainage
At Chan Drainage & Moisture Control, we provide expert drainage solutions tailored to protect your home or property from water damage, foundation issues, and long-term structural deterioration. Whether you’re dealing with surface runoff, pooling water, or hydrostatic pressure around your foundation, our team designs and installs both interior and exterior drainage systems that address the root of the problem. From French drain installations to full perimeter and interior trench systems, we deliver solutions built to perform in the Bay Area’s varied terrain and climate.
Our French drains efficiently redirect groundwater away from your foundation, crawl space, or yard, preventing costly moisture damage and soil erosion. We also offer basement and crawl space drainage, sump pump systems, and custom drainage designs to fit the specific needs of your property. With years of experience and local expertise, we use high-quality materials and proper grading techniques to ensure every project delivers long-term protection and peace of mind.
Chan Drainage proudly serves Marin County, Sonoma County, San Francisco, and surrounding North and East Bay communities, including San Rafael, Petaluma, Santa Rosa, Novato, Oakland, Berkeley, Richmond, Vallejo, and beyond. If you're looking for reliable French drain installation, interior drainage systems, or exterior water control solutions
contact:
Chan Drainage & Moisture Control today for a free on-site consultation.
Sump Pump Installation & Maintenance
At Chan Drainage & Moisture Control, we specialize in professional sump pump installation, replacement, and maintenance to keep your crawl space, basement, or foundation dry and protected year-round. A properly functioning sump pump is essential for removing excess groundwater, preventing flooding, and protecting your home from costly water damage. Whether you're installing a sump pump for the first time or replacing an outdated system, our expert technicians deliver custom solutions built for long-term performance.
We install high-capacity, energy-efficient sump pump systems tailored to the specific layout and drainage needs of your property. Every system includes a reliable pump basin, check valve, and discharge line, with optional backup power systems for added protection during storms or outages. Our team also provides routine sump pump maintenance and repair, ensuring your system is always ready when you need it most.
Chan Drainage proudly serves homeowners throughout Marin County, Sonoma County, San Francisco, and the surrounding North and East Bay Area, including Santa Rosa, Petaluma, Novato, San Rafael, Berkeley, Oakland, Vallejo, and nearby communities. If you’re searching for trusted sump pump installation or crawl space water control in the Bay Area, contact Chan Drainage & Moisture Control today for a free quote and expert service.
