Mango Urinal Screen W/Pink Deodorant Block. Long-lasting, non-para, bioenzymatic formulation works with powerful surfactants and odor counteractants to continuously clean and deodorize with every flush. Dissolves mineral deposits, uric salts and hard-water scale while digesting drain- and line-blocking materials. Biocultures migrate to cesspools and septic tanks, reducing the need for treatments. Block is pink in color. 12/dz.