1.5 HP CENTRIFUGAL BLOWER Stock Number: G-3078 Mfg. Greenheck Model 8-BISW-41-10-11 1.5 Hp, 3450 rpm, 230/460v, 3ph 8 inch inlet, 9.5 x 12.5 inch outlet (2) available Posted in Pump, Misc., Vacuum, Blowers.