Vortexfan/Inline fan/ in-line fan Model: GDF100 GDF315 - Impact resistant, sound absorbing heavy gage Powder coat epoxy finish or Galvanised Iron(Or Steel) - Permanently lubricated balanced motor ensures long life - Aerodynamic design allowing more air flow - External rotor motor with built-in thermal overload protection and automatic reset - Prewired and supplied with a mounting bracket for easy installation - Approved for residential and commercial applications and for wet locations - Suitable for airstream temperatures up to 140F - Terminal box with prewired electrical strip - 100% Speed Controllable(speed controller is a plus choice) -1 2 Year factory warranty -Air Inlet/outlet sizeDiameteravailable at 100mm/4'',125mm/5'',150mm/6'',160mm/6.5'',200mm/8'',250mm/10'',,315mm/12.5'' - Cycle 50/60Hz, Voltage 115/220V. - Back Curved impeller matchs well with the housing to maximise the airflow, minimise the noise. - Tested and approved by CE&Rohs APPLICATIONSThe Vortex Inline Fan is a powerful duct blower that features superior steel construction and an attractive powder coat finish. Speed controllable and balanced motorized impellers with permanently lubricated ball bearings ensure vibration-free operation. Includes a 6-feet power cord, and galvanized mounting brackets, so you can install it both horizontally and vertically. Available in sizes from 4 to 12 inches. TheGDF series of fans are ideally suited for a wide range of general residential, commercial and industrial exhaust or supply ventilation applications. Typical applications would include the following:RESIDENTIAL- Bathrooms, Toilets, Utility Rooms.COMMERCIAL- Cafes, Bars, Offices, Restaurants.INDUSTRIAL- Spot Ventilation, Equipment Cooling, Workshop Ventilation.HYDROPONICS - Grow Room Ventilation **Up to2 YearsWarranty**