Formerly known as Super ThoroSeal White. MasterSeal 583 is a dry polymer modified portland cement-based coating used for sealing and protecting concrete and masonry substrates against water, dampness, and seepage with a long lasting, semi-smooth decorative white finish.
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.