Produced completely by injection moulding. Polypropylene housing resistant
to UV rays and adjustable to 8 positions. High-performance polypropylene
impeller with forward curved blades, statically and dynamically balanced,
incorporating a reinforced hub. Gaskets from corrosive material providing
protection against shaft/case leakage. Nylon support stool for B3/B5
motors. Stainless steel external assembly fittings. Available with three-phase
and single phase single speed motors, two-speed motors with IP55 protection
or EEx-d protection.