Gross! Also… a big portion of the granules get flushed down the toilet. I haven’t investigated Individuals specifically… but I can’t imagine that it's very good on your plumbing. The granules seem to be plastic. Probably they biodegrade? Idk.. not my fav. We're searching in to other systems. Two or https://petskyonline-onlinestrore.blogspot.com/2025/07/petkit-purobot-ultra-premier-auto.html