Gross! Also… a significant part of the granules get flushed down the bathroom. I haven’t investigated People accurately… but I'm able to’t visualize that it's superior to your plumbing. The granules appear to be plastic. Maybe they biodegrade? Idk.. not my fav. We have been seeking in to other units. https://petskyonline-onlinestrore.blogspot.com/2025/07/petkit-purobot-ultra-premier-auto.html