Narwal Robot Vacuum and Mop Narwal is a relative newcomer in the market for robot vacuums. It offers a sweeping/mopping hybrid that's quite impressive. But it's also expensive and hobbled by a clunky app with a steep learning curve. To mop, you place an ointment sheet into the base station's https://vacuummoprobotcleaner18240.dm-blog.com/27780191/5-eufy-robot-vacuum-projects-that-work-for-any-budget