Estimates are free, and Zablocki never oversells – period. You can trust Zablocki to provide you with a clear and concise explanation of your problem and present you with the most cost-effective foundation repair and basement waterproofing solutions to restore your property to like new or better than new condition. Local owners John Zablocki and Dale Granbois have a history of letting their customers do the advertising for them, driving business success by consistently providing outstanding basement waterproofing service at the lowest possible cost.