Non-Para Bowl Block
Deodorizes, cleans and prevents scale buildup. Enzymes work continuously to eliminate odors and maintain drain lines. Flexible screen traps debris. Tints the water blue with every flush and provides a green apple fragrance. Lasts up to 1500 flushes. Dozen.Non-para block deodorants are water-activated, blue the water, counteract odors, and fight bacteria growth. Contains no paradichlorobenzene.