Non-Para Bowl Block
Deodorizes, cleans and prevents scale buildup. Enzymes continuously eliminate odors and maintain drain lines. Flexible screen traps debris. Tints water blue with every flush. Lasts up to 1,500 flushes. Dozen. Non-para block deodorants are water-activated, blue the water, counteract odors, and fight bacteria growth. Contains no paradichlorobenzene. Green Apple Fragrance.