Full face mask reusable ARNASYS, compatible with filters with threaded base en148-1 (universal screw thread DIN). Comfortable and adjustable harness fixed on 5 points in rubber epdm. Half mask and face seal in thermoplastic. Rectangular inhalation valve and absence of non-return valves. Large panoramic visor in polycarbonate, optical class 1 Shape Full Face Mask Weight 620 g CE EN136
