Regular maintenance ensures that your Roomba vacuum robot operates at maximum performance. The dual rubber brushes efficiently clean large areas and work together to thoroughly clean all types of floors. Why choose authorized dealers and original accessories? When you purchase an iRobot product, you are making an investment in your home. Buying original iRobot products from authorized distributors is the only way to ensure that what you purchase is worthy of your investment. Products purchased from unauthorized dealers are not covered or serviced by iRobot.