Triton steel propeller – All non-galvanized steel components finished with Lorenized baked powder coat – 14 gauge spun steel Venturi/curb cap – 14 gauge lower drum – Minumum 18 gauge steel windband – Welded die formed angle frame steel power assembly – 2 point lifting lugs – Aluminum butterfly damper doors (20-36) – Galvanized steel butterfly dampers (42-60) – Welded curb cap corners – Adjustable pitch drives through 5 hp – Extended lube lines – Regreasable bearings in cast housing, rated at 200,000 hours average life – Propellers are statically and dynamically balanced – Corrosion resistant fasteners – Static resistant belts – All fans factory adjusted to specified RPM