Sakrete® Leak Stopper Hydraulic Cement, 20 lb. Pail – 65450006

A mixture of cementitious materials, sand and special additives. For stopping the flow of water through breaks in concrete or masonry walls or floors. Can be used to stop leaks underwater. DO NOT use as paint or trowel applied waterproofing. 20 lb. pail. Coverage depends on thickness of application.