iRobot Roomba Virtual Wall 1 Robotic Vacuum Replenishment Kit Indoor Wall Tile A: To hold plaster or GlueCore A: To hold plaster or mortar while applying and finishing walls or ceilings with a trowel wide and opening height of 80 Series Name Roomba Virtual Wall Type Robotic vacuum replenishment kit Total Number of Pieces 1 Warranty 1 year limited CA Residents: Prop 65 Warning(s) No Brand Model Compatibility Compatible with all Roomba 500 1 Pack dual mode virtual wall barrier gives you greater control over where your robot cleans Virtual wall mode keeps your robot in the rooms you want cleaned and out of the ones you don't Halo mode keeps your robot away from items you want to protect