* Propeller Fans is designed for residential, commercial and industrial ventilation, cooling, indoor circulation applications in gym, warehouse and factory, stadium, shaded playground, underground/multi-storey car park, shaded train station platform, public transport terminal, lobby, etc. * Stand fans (IFS-series) and Wall fans (IFW-series) with wide size range for different application requirement 18”/450mm, 20”/500mm, 26”/650mm, 30”/750mm * Dense / normal grilles for selection : Models with dense grilles : IFW45M / IFS45M, IFW50M / IFS50M, IFW65M / IFS65M, IFW75M / IFS75M Models with normal grilles : IFW45, IFW50, IFW65, IFW75 * High performance and heavy duty motors with built-in thermal cut-out protection. * Die-cast iron base * Optional wired switch controller for wall mount fans for safe and convenient speed regulation. * Oscillating gears protection mechanism (jammed proof) is adopted. * High grade die-cast aluminum impellers with well balanced design, to give high velocity. * Adjustable or non-adjustable height for selection. * Electroplating chrome grilles or epoxy paint grilles for selection.