3M, 7100259402, Speedglas Heavy-Duty Welding Helmet G5-01 V-100 Vortex Cooling Valve Assembly, ADF VC7100259402 Includes Only:Heavy-Duty Welding Helmet G5-01 w/3M™ V-100 Vortex™ Cooling Valve Assembly, ADF VCG5 Series storage/carry bagFeatures:Complete Supplied Air (SA) Respiratory Assembly with Speedglas™ G5-01 Heavy-Duty Welding HelmetContains the Vortex air-cooling valve, versatile Versaflo™ Premium Belt Holder, rugged leather belt, breathing tube, and complete 3M™ Speedglas™ G5-01 helmet assemblyProvides High-Efficiency particulate respiratory protectionLightweight, compact designErgonomic, adjustable head suspensionFlip front welding shield allows for a clear, wide-view protective visor for grinding and setupLightweight belt-mounted valve permits welders to lower the temperature of air entering headpiece by up to 50°F; designed for hot, strenuous jobs3M™ Speedglas™ G5-01 Heavy Duty Welding Helmet with 3M™ with V-100 Vortex™ Cooling Valve Assembly and carry bag.The 3M™ Speedglas™ G5-01 Heavy Duty Welding Helmet with 3M™ V-100 Vortex™ Cooling Valve Assembly is a complete Supplied Air (SA) Respiratory Assembly with Speedglas™ G5-01 Heavy-Duty Welding Helmet. The system provides High-Efficiency particulate respiratory protection for welders in a lightweight, compact design with ergonomic, adjustable head suspension. Flip front welding shield allows for a clear, wide-view protective visor for grinding and setup. Assembly contains the Vortex air-cooling valve, versatile Versaflo™ Premium Belt Holder, rugged leather belt, breathing tube, and complete Speedglas™ G5-01 helmet assembly. This lightweight belt-mounted valve permits welders to lower the temperature of air entering headpiece by up to 50°F; designed for hot, strenuous jobs.