Experienced, Trustworthy & Local Waterproofing Contractor Prime Waterproofing Pty Ltd is your local quality provider of waterproofing services. With over 25 years of experience in the waterproofing industry, you don't have to worry about a job failing. Our methods are tried and tested so that we know there will be no leaks. We also have dealt with a wide variety of building types so any problems that may arise are an easy fix for us. We offer up to 10 years guarantee on bathrooms waterproofed to Australian standards. We are determined to provide the most cost efficient project using the best products available to complete the works to the customer satisfaction. We focus on the maintenance, repair and restoration of all natural stone areas, including floors, bench tops, vanities, shower recesses and outdoor areas.