Sferra Waterproofing is an authorized Grate Products contractor. For more than 30 years of innovation and commitment to customer satisfaction, Grate Products was created to help homeowners achieve a healthy living environment.

Grate Products System              GrateDrain           Grate Trench             GrateSump Sump Pump System             GrateDrain Components


 Pumping System                  Vapor Barrier                Crawl Shield                 F lexi Flange                  Dehumidifier                  Basement Flooring


Grate products manufactures a broad range of products that are specifically design for correcting the basement environment.  is trained in the latest techniques and methods of installation of the Grate Drain water and moisture control system.



Grate Products work tirelessly to educate homeowners on how to protect what is usually the most important investment of their life… their home. We are a partnership that works together to create a safe and clean basement environment for years to come. We stand behind our products and service.

We care about our customers and want you completely satisfied with our products, its installation, and its performance!