Bissell BG-477 Deluxe Sweeper 31" Wide Triple Brush31 Deluxe Triple Brush Push Power Sweeper, 13. 2 gallon debris container, brush height adjustment FEATURES The patented Turbo sweeping system sweeps twice with one move! The two front brushes rotate in opposite directions grabbing the debris directly in front of the sweeper while the brush roller on the bottom picks up all the fine particles, all the debris is then deposited into the large easy to empty 13. 2 gallon container. Deluxe Turbo Sweeper,