The BIGDIRT separator allows you to vacuum cold ashes in your fireplace, grills, liquids (not hazardous or flammable ones) and other wet substances, as well as soil, glass shards, bits of stone and cement dust. You can even clear floor drains of minor obstructions and defrost your freezer or clean your car. The collector bin holds 20 litres for solids and 5 litres for liquids. It is corrosion treated, making it easy to clean. The filter is made of polyester and offers a good level of filtration. It is washable but can be replaced when necessary EF122The BIGDIRT separator is suitable to use with most vacuum cleaners. To connect with a 36mm oval tube (Sumo or Aero Pro system) you can use the ZE 050 Adapter, available for purchase here.