TYPE C DRYWALL
CertainTeed Type C fire resistant drywall is an interior gypsum board consisting of a solid set, fire-resistive, Type C gypsum core enclosed in ivory-colored face paper and a strong liner back paper.
TYPE X DRYWALL
CertainTeed Type X fire resistant drywall is an interior gypsum board consisting of a solid set, fire resistive, Type X gypsum core enclosed in ivory-colored face paper and a strong liner back paper