Waterproof structures made of concrete, known as white tubs, have gained increasing importance in recent years. However, weak points in this construction method are often the joints, which place high demands on planners and executors during planning and execution. The author provides a comprehensive overview of the various sealing systems, from joint bands and joint sheets to clamping constructions, explaining their functions and areas of application, as well as their respective strengths and weaknesses. He also describes their practical processing and handling. In addition to numerous tips on the correct selection, planning, design, and execution, he highlights typical mistakes and their causes, offering advice on how to avoid them. The book thus serves as a comprehensive compendium for all phases of planning and execution of joint seals in waterproof structures.