Navitek Airfed Grinding System with Shade 5 Flip Up VisorThe Cutting version of the Navitek combines a large clear visor for grinding, to a extra large shade DIN 5 visor for cutting and brasing. The resulting view area in shade DIN 5 is among the largest ones on the market. When associated to the Airkos, the Navitek DIN 5 Visor provides the filtration of Solid and Liquid Particules (PSL). The bolted and flame retardant face seal guarantees a limited TH2 inward leakage inside the headtop. The main filter on