filters should be replaced every 2-3 months

Once the unit is on its side

When the bag becomes full

which includes pollen

This popular stand-alone model is designed for rooms 434 square feet or smaller and can remove 99

iRobot Replacement Bristle Brush (3-pack) for Red or Green Cleaning Heads Hoover Brush Bars filters should be replaced every[custom_html] Replacement bristle brush pack shown here is for iRobot Roomba 500 and 600 series vacuum cleaning robots with red or green cleaning heads. iRobot recommends cleaning your Roombas brushes every 1 to 3 uses and replacing them depending on the amount of dirt and debris in your home. [ custom_html]