The ENVIRO-SEAL line is composed of natural, granular sodium bentonite clay with an exceptionally low permeability to water and a high swelling capacity. Due to these unique properties, it is well-suited to a variety of containment and sealing applications and may be used as a component of water containment membranes for both residential and commercial use. ENVIRO-SEAL is available in 12, 16, and 30 mesh sizes.
