3M TR-6580E Versaflo ABE2K1HgP Filter. Our filter is designed to be used with 3M Versaflo Powered Air Turbo TR-600 and TR-800 Series., Provides respiratory protection against organic gases and vapours with boiling points > 65 inorganic and acid gases, ammonia, mercury vapour and particulates, Simple to install , 3M recommends using filter cover TR-6100FC to protect the filter from physical damage , CE approved