The CONSEAL Waterproofing System is a heavy duty waterproofing system designed specifically for use on suspended, concrete parking decks. The CONSEAL Waterproofing System is an engineered waterproofing system that was developed by Concrete Sealants. It utilizes our own CONSEAL 300 Membrane and CONSEAL Polymer Modified Wearing Course. The CONSEAL Waterproofing System is installed exclusively by Concrete Sealants' specially trained crews. Concrete Sealants has been successfully waterproofing parking decks and ramps throughout the U.S. and Canada for over 40 years. more... See more text