The 3M Adflo Powered Air Purifying Respirator and 3M Speedglas 9100-Air Welding Helmet offers the welder compact, lightweight respiratory protection and quality welding helmet technology all-in-one.The 3M Adflo Powered Air Purifying Respirator and 3M Speedglas 9100-Air Welding Helmet offers the welder compact, lightweight respiratory protection and quality welding helmet technology all-in-one. All the benefits of the Speedglas welding helmet 9100 in combination with Adflo powered air respiratory protection. Fits with 3M PELTOR Welding Earmuff H505B. With the right type of filter, the Adflo respirator effectively protects you against both particles and gases in one system. With its smart, compact design, the award-winning Adflo powered air respirator is specially designed to meet your welding needs.