Narwal Robot Vacuum and Mop Narwal is a relative newcomer in the robotic vacuum market. It's a sweeping/mopping hybrid that's quite impressive. However, it's expensive and hobbled by a clunky app with a steep learning curve. To mop, you drop a sheet of detergent into the base station's clean water https://robotvacuummop70089.newbigblog.com/33559929/8-tips-for-boosting-your-best-rated-robot-vacuum-game