Produced completely by injection moulding. Antistatic polypropylene housing adjustable to 8 positions. High-performance antistatic polypropylene impeller with forward curved blades, statically and dynamically balanced. Gaskets from corrosive material providing protection against shaft/case leakage. Nylon support stool for B3/B5 motors. Stainless steel external assembly fittings. ADPE motor, ATEX CERTIFIED II 2G: Ex-d IIB, Ex-d IIC, T4 or higher, three-phase, single-phase adjustable, at two speeds with IP55 protection.