Canada Waterproofers is a Basement Waterproofing company located in Toronto and serving customers in Toronto, North York, East York, Etobicoke, Markham, Vaughan, Richmond Hill. We offer different ways of waterproofing a basement: Exterior Basement Waterproofing is an effective way of foundation repair from the outside. This is the best way to stop a basement leak. Interior Basement Waterproofing is the process of mitigating and redirecting a water leak. We specialize in the installation of Sump Pumps, Backwater Valves and French Drains, also called weeping tiles. Canada Waterproofers has been selected as the best waterproofing company by HomeStars"