The 3M™ Versaflo™ Powered Air Purifying Respirator Heavy Industry Kit is a complete Powered Air Purifying Respirator featuring an Intrinsically Safe motor/blower and including everything required to get started. This ready-to-use kit provides a simple way to purchase a complete PAPR system for use in rugged industrial environments.The 3M Versaflo Powered Air Purifying Respirator Heavy Industry Kit is a complete Powered Air Purifying Respirator and includes everything required to get started. This ready-to-use kit provides a simple way to purchase a complete PAPR system for use in rugged industrial environments. The 3M Versaflo Powered Air Purifying Respirator Heavy Industry Kit, TR-800-HIK has a motor/blower certified by UL with an intrinsically safe (IS) rating of Division 1: IS Class 1, II, III; Division 1 (includes Division 2) Groups C,D,E,F G; T4, under the most current standard (UL 60079, 6th Edition, 2013). The 3M Versaflo Powered Air Purifying Respirator Heavy Industry Kit, TR-800-HIK includes: 3M Versaflo Hardhat Assembly, M-307, 3M Versaflo Powered Air Purifying Respirator Unit, TR-802N, 3M Versaflo Battery, TR-830, 3M Versaflo Battery Attachment Tool, TR-838, 3M Versaflo Length Adjusting Breathing Tube, BT-30, 3M Versaflo High Durability Belt, TR-626, 3M Versaflo Organic Vapour/Acid Gas/HEPA Cartridge, TR-6530N, 3M Versaflo Filter Cover, TR-6500FC, 3M Versaflo Single Station Battery Charger Kit, TR-641N, 3M Versaflo Air Flow Indicator, TR-971, 3M Versaflo High Temperature Breathing Tube Cover BT-926, 3M Versaflo Prefilter, TR-6600 (2), 3M Versaflo Spark Arrestor, TR-662 (2), and 3M Versaflo Cleaning & Storage Kit, TR-653.