Create the look of an acoustical ceiling with Rust-Oleum Zinsser Roll-A-Tex0 Acoustic Ceiling Texture Additive. Simply mix this premium formula into any paint to permanently fill cracks, instantly hide flaws and easily create an attractive texture. Permanently fills and covers ceiling cracks and flaws Eliminates the need for tedious and time-consuming crack repairs Provides an attractive acoustic texture to new and old ceilings Easy to apply, no special techniques required Ideal for do-it-yourselfers of any experience level Just mix with paint and apply, interior and exterior Creates a coarse texture One pound box. Rustoleum / Zinsser Corp