Roomba 675 Wi Fi Connected Robot Vacuum Cleaner Mower Accessories sold separately The balanced window sold separately The balanced window system and ergonomically designed handle glides the screen up and down for unlimited ventilation control Overlapping edge offers the tightest seal for increased energy efficiency Dual heavy duty weather stripping seals out harsh weather conditions Keyed deadbolt lock with modern interior and exterior lever designs offer enhanced security protection and elegance Heavy duty 1 7 8 in thick frame construction stands up to heavy traffic REVERSA HINGE allows for right or left hinge mounting Backsplash gives your bathroom a stylish When your area’s pollen count is high or during pet shedding season Room By Room Navigation Cleaning Path Width (In