Features Classified according to EN 60079-11 as Non-Mining Gas Atmospheres (Group II) ia -Intrinsic safety for equipment protection level Ga IIB - Gas apparatus group T4 - Max. surface temperature Classified according to EN 60079-11 as Non-Mining Dust atmospheres (Group III) ia -Intrinsic safety for equipment protection level Da IIIC - Dust apparatus group 135degC - Max. surface temperature Maintenance-free disposable hood saves you time cleaning while providing a wide field of view Choose from particulate filters or gas and vapour combination filters for protection in a variety of environments Multiple airflow rates put you in control of your comfort Easy-to-clean belt saves time and effort, and storage and cleaning kit pave the way for more productivity What's in the box? S-433L Hood with Integrated Head Suspension BT-30 Length Adjusting Breathing Tube TR-6710E (P) Filter TR-641E Single Station Battery Charger Intrinsically Safe TR-802E Powered Air Turbo TR-830 Intrinsically Safe Battery TR-838 Battery Attachment Tool TR-627 Easy Clean Belt TR-6700FC Filter Cover TR-6600 Prefilter (X2) BT-922 Breathing Tube Cover TR-653 Storage and Cleaning Kit TR-971 Airflow Indicator