Won't Harden, Crack Or Crumble. For Setting Closet Bowls, Sink Strainers. Not For Use On Marble.
Will not support bacteria
Easily workable, soft, pliable material
Do not use on marble, synthetic marble, other porous surfaces or on plastic lavatories and fixtures
Meets federal specification TT-P-1536A
5 lb. size
Will not harden, crack or crumble
