With an ash vacuum, you can easily clean charred coals after barbecuing. In addition, you can use these Kärcher ash vacuums for cleaning your fireplace or pellet heater. Thanks to a special filter, this type of vacuum can withstand fine dust in ash particles. In addition to ash, you can also use it to vacuum dirt that hasn't cooled. You won't have to wait before you clean and you can get started right away.