* Portable Air Blowers is designed for extracting indoor / underground air to outdoor / ground surface or to supply fresh air from open air to indoor / underground environment. This is to maintain the best ventilation and air circulation * The fans are recommended for working places in electric welding, soldering, tunnel work, basement, smoking room, chemical laboratory, vessel, basement car park, etc. * This fans are also suitable for inflatable toy, inflatable promotional material, outdoor inflatable constructions, etc. * Easy to move with handle ( CAD2-series) , castor and wheels (CAD6-series) * Rolled sheet steel casing with epoxy paint finish for durable application. * Die-cast aluminum impellers with stable and durable application * High performance asynchronous induction type motor with built-in thermal cut-out protection. * Optional flexible duct with extended length of 10m, 15m by connecting 5m/unit ducts. * Safety fan grilles.
