Hello Besnier! Exactly what is the gap involving the litter box and the cats? In fact the Litter Robotic makes sound but is just not that noisy both. My cat acquired accustomed to that sound and he or she looks to grasp the litter box is cleaning cleaned :-) and https://petskyonline-onlinestrore.blogspot.com/2025/07/petkit-purobot-ultra-premier-auto.html