3M WELDING HELMET 548825

Combined face, eye and supplied air respiratory protection Comes with 3M™ Speedglas™ Welding Helmet 9100 FX-Air, welding filter and 3M™ Versaflo™ Supplied Air Regulator V-500E Nominal protection factor 200 (3B) 3M™ Speedglas™ Welding Filter 9100XX offers variable dark shades of 5, 8 and 9-13 for most types of arc welding Welding filter viewing area: 73 mm x 107 mm Protective visor viewing area: 170 mm x 100 mm Delay settings allow you to extend the recovery delay of the welding filter from dark to light, according to welding method Light-to-dark switching time of 0.1 ms 3M™ Versaflo™ Supplied Air Regulator V-500E is balanced, belt-worn and easy to adjust with consistent airflow delivery Airflow level adjustable between 170 l/min and 305 l/m Airline supply must be air of breathable quality in order to meet EN 12021 requirements Oil, mist, water vapour or non-toxic and unpleasant odours in the air supply can be removed with air cleaning station such as 3M™ Aircare™ Filtration System ACU-03 (wall mounted) or ACU-04 (stand-alone)