– Fan shall be a spun aluminum, roof mounted downblast centrifugal exhaust vent.


 – Fan shall be of bolted and welded construction utilizing corrosion resistant fasteners. The spun aluminum structural components shall be constructed of minimum 16 gauge marine alloy aluminum, bolted to a rigid aluminum support structure. The aluminum base shall have continuously welded curb cap corners for maximum leak. The discharge baffle shall have a rolled bead for added strength. An integral conduit chase shall be provided through the curb cap and into the motor compartment to facilitate wiring connections.


 – shall be heavy duty type with permanently lubricated sealed bearing and furnished at the specified voltage, phase and enclosure. Motor shall be a NEMA “B”, class “B” insulation rated for continuous duty.


 – shall be designed and individually tested specifically for use in air handling applications. Construction shall be heavy duty regreasable ball type in a cast iron pillow block housing selected for a minimum L50 life in excess of 200,000 hours

 Model- 100C3B

 HP- 1/4


 Tip Speed- 4759,4932,5272

 Sones @ .25″- 11.9,12.8,14.8

 0″ SP- 1029,1066,1140

 .125″SP- 978,1017,1094

 .25″SP- 932,972,1051