Eco Fresh Non-Para Enzymatic Block And Screen, Green Apple Scent, 2.5 Oz, Dozen | Bundle of 2 Dozen

Freshens and cleans the urinal for up to 1,500 flushes. Deodorizes, cleans and prevents scale buildup. Enzymes continuously eliminate odors and maintain drain lines; flexible screen traps debris. Tints water blue with every flush.