Narwal Robot Vacuum and Mop Narwal is a relative newcomer to the market for robot vacuums. It's a sweeper/mopping hybrid that's pretty impressive. It's expensive and hindered by a cumbersome, slow learning-curve app. To mop, you drop an ointment sheet into the base station's clean water tank. Then it uses https://moprobotvacuum44790.ageeksblog.com/27217650/what-experts-in-the-field-want-you-to-know