Basement Waterproofing for Wisconsin & Illinois


Over the years, Dry Otter Basement has applied innovative basement waterproofing expertise to a wide range of residential and commercial space in both Wisconsin and Illinois.  Dry Otter Basement is an authorized contractor of Grate Products, a leader in providing high-tech, reliable, and proven basement health products


The heart of our closed basement waterproofing system is an ingenious dual chamber drainage channel, Grate Drain, which is unique in the industry and provides a way to draw water both from the outside walls as well as from the center of the basement.

Quality Basement Drainage Solutions

Using high quality basement waterproofing products and a staff that has encountered and conquered virtually every waterproofing challenge imaginable, delivers effective solutions for all waterproofing needs. At Dry Otter Basement, you will find an indispensable source of ideas and industry know-how.



Our basement waterproofing process and product performance is unmatched in the basement waterproofing industry. All of our employees have received certified training through the Grate Products network. Commitment and experience of our people allows for the high level of customer service and customer satisfaction.


Placed in a shallow trench, they work together with a specially designed vapor barrier, to direct all water into a drainage conduit. Access ports, strategically located along the system allow for easy inspection to make certain the system continues to work efficiently for years.


An airtight Grate Sumpliner encases a reliable Pro Series pump. Unlike others in the industry, the Pro Series pump carries a three-year warranty.

Together with the liner, it is mounted in a manner that does not undermine the integrity of the foundation. A double switch that makes sure it turns on when it’s supposed to assure its dependability.
Finally, a strong, seamless drain makes certain that all water collected is removed. Of course, there is more to why this system works as well as it does, but this provides a clear view of the basics of a system that will warranty a dry home basement.



Basement Waterproofing Southern WI & Northern IL

Dry Otter Basement Waterproofing and Foundation Repair represent over 20 years of expert experience in the construction and water treatment industry in South Central Wisconsin and Northern Illinois. We have repaired the toughest residential, commercial, and industrial basement water and moisture problems. This means that you get the highest quality repairs for your home – period. You can be assured that the appropriate repair option will be used for you. Click below to request your free inspection!.

Free Inspection

No Interest, No Payments for 6 Months

Creating a healthier home is more affordable than ever. Thanks to EnerBank USA®, we’re now able to provide our customers flexible financing options. Contact us today to learn more and request your free inspection!

Loans provided by EnerBank USA (1245 Brickyard Rd. Suite 600, Salt Lake City, UT 84106) on approved credit, for a limited time. Repayment terms vary from 18 to 126 months. Interest waived if repaid in 180 days. 4.99% fixed APR, effective as of 05/12/2015.