Affresh Washer Cleaner Removes And Prevents Odor-Causing Residue That Can Occur In All Brands Of He Washers. While Bleach Only Kills Odor-Causing Bacteria Leaving Behind The Detergent Residue, Affresh Washer Cleaner Uses Surfactant Chemistry To Remove The Root Problem. Affresh Cleaner Is A Formulated, Slow-Dissolve, Foaming Tablet That Gets Under Residue, Breaks It Up, And Washes It Away Leaving The Washer Smelling Fresh And Clean.