3M™ Speedglas™ G5-01 Heavy-Duty Welding Helmet with 3M™ Adflo™ PAPR Assembly 46-1101-30TW, G5TW ADF, 1 EA/Case. The 3M™ Speedglas™ G5-01 Heavy-Duty Welding Helmet with 3M™ Adflo™ PAPR Assembly uses next-generation technology to help provide dynamic welding protection. Intuitively designed for the challenges faced on the job, this ergonomic helmet setup includes a clear, wide-view protective visor for grinding and related jobs. Use the welding technology of the future, today — equip the 3M™ Speedglas™ G5-01 Heavy-Duty Welding Helmet with 3M™ Adflo™ PAPR Assembly.