For sale is a Cincinnati Model 1500S "Fume Master" Commercial Blower Fan. Reliance 1-1/2 HP 3/60/208-220/440V, 3,450 RPM AC motor. 5" Diameter inlet port. 6" Diameter outlet port. 20" X 15" Area of mounting base-flange. NOTE: I have tested this blower; it runs well, sounds good and really moves some air! (2) Identical units available.