Antibacterial balls soften water and neutralize possible bacteria. The result is clean water that relents the skin and hair. Theoretically, the balls are forever. Their effect is based on the movement of the heards and water. The rolling stone does not moss. With time, they may collect color and start to smell, in which case you may want to change them.
The Arofix-01 shower is attached to the outlet pipe in the ceiling. Replaces the traditional rain shower.