Musty Crawl Space?

Wet Basement?

Sagging Floors?

expert waterproofing & crawl spacespecialists you can trust

Trusted WA Crawl Space, Basement Waterproofing & Sump Pump Installation

Serving Snohomish, Skagit, Island, Whatcom and San Juan Counties

Rainy Day Basement Systems specializes in crawl space moisture control, basement waterproofing, and sump pump installation in Washington State. We offer permanent solutions to these problems that come with written, transferable warranties.

We are proud of our past work and are excited to serve you. If you are dealing with a wet basement or a moldy crawl space we are here to help. We serve Marysville, Everett, Bothell, and all Western Washington. Give us a call today for a free home inspection & no-obligation, cost estimate.

Why Washington Homeowners Choose Us

25+ Years of Experience to 100 years of Combined Experience

Dedicated Customer Service

Transferable, Written Warranties

Trained & Certified Servicemen

Hundreds of homeowners throughout Western Washington recommend Rainy Day Basement Systems. They choose us because of our professional service and permanent solutions. We are proud members of the international networks for water proofers, Basement Systems. As members of this network we receive advanced training and access to proven, patented products.

Our experience and access to these products allows us to permanently waterproof your basement, encapsulate your crawl space and repair your sump pumps. Our basement waterproofing system comes with a lifetime, transferable warranty. Our crawl space products have a 25-year warranty. We serve homeowners and businesses in Bothell, Marysville, Everett and all surrounding areas.

Our customers think we're great

Hundreds of Satisfied Customers

We are proud of our work and our customers are happy with the results. We have waterproofed the basements and repaired the crawl spaces of literally hundreds of homes in Western Washington. The methods we use to repair and waterproof your home have savings of up to 50% over other methods.

But less expensive does not mean lower quality. We stand behind our work and behind our warranties. We are proud to serve homeowners in Washington counties like Island, San Juan, Skagit, Snohomish, and Whatcom. Contact us today for a free, written estimate.