TR-6310E 3M� Versaflo� A2P 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 �C and particulates, Simple to install, 3M recommends using filter cover TR-6300FC to protect the filter from physical damage, CE approved