Ducted helical fan with nylon-glass impeller and alternatively cast aluminum impeller. Suitable for moving large volumes of air at low pressure even in the presence of dust or fumes. Maximum air temperature: 60°C. Special constructions on request.
Impeller: high-performance with airfoil blade, fixed angle or variable angle from stationary, constructed of polypropylene or aluminum.
Use: particularly suitable in radiator and cooling tower applications, finds use in foundries, carpentries, paper mills, dryers, chemical industries and general ventilation.