Cim-Tek offers a wide variety of spin-on filters for fuel dispensers the capture particulates and keep your fuel at the cleanest level possible. Available in either cellulose or Hydrosorb medias, the filters remove common contaminants such as dirt, dust, and rust. Made in the USA. Cellulose (red label) is used for particulate removal only. Hydrosorb (blue label) is used for particulate removal and water detection. Not for use with aviation fuel.