Accessory content is easy to remove and replace as part of routine maintenance. new, high quality material, well made, and well matched to equipment. Cleaning accessories keep your robot clean while reducing the infiltration of dust, pollen and other into the air you breathe. Clean accessories keep your home robot performing at . Say goodbye to odors, pre-filters can help reduce unpleasant odors from pets, smoke, cooking fumes and a variety of household products and chemicals.