Reply To: Copper pillowcases

8. I did use the laser blocker a few times at first too, to block the Roomba from getting too close to my dog’s water bowl. But then I forgot one time and the Roomba just nudged it against the wall without anything spilling – meanwhile, with the upright Shark vacuum, I’ve accidentally slurped up half a cup of water after getting too close (which was followed by a huge project of taking it apart and drying compartments).