333 Flexible Additive An extraordinarily flexible latex additive for use with thin-set mortars and other cement mixes. Laticrete 333 Flexible Additive is specially formulated to provide a strong, super flexible bond to most surfaces, including plywood. Recommended for interior and exterior use with a Laticrete thin-set. This incredible liquid additive creates highly flexible thin-set mortars with superior bond strength. Mixes with all Laticrete pre-bagged thin-set mortars for installation over concrete, brick, block, portland cement backer-board, existing ceramic tile, cement terrazzo, exterior glue plywood*, gypsum wallboard*, vinyl tile*, linoleum*, plastic laminates* and non-soluble cut back adhesives*. Ideal for remodeling projects. ASTM C627 Rated for Extra Heavy Service. Available Sizes 2 Gallon pail 5 Gallon pail Additional Product Information Click for Product Data Sheet Click for Safety Data Sheet Sku: 0333-0005-2