"ZINNSER AND CO" COARSE TEXTURE ADDITIVEProduces a durable and even-flowing texture. Permanently fills and covers cracks and flaws. Eliminates the need for tedious and time-consuming crack repair. Applies to any surface, old or new. Can be used on stucco, plaster, brick, drywall, concrete, cinder block, wood and roofs. Texturing additive to any type and color of paint.• Roll-A-Tex • 1 LB• Coarse • Texturing Additive.