Furnace blower (direct drive 1/2 HP) enclosed in a case coil box. 4 speed fan switch, top speed yields 1,400 cfm.
Dual inlets for 10x10 air filters. I used this for circulating air in my shop, but I no longer need it. The motor alone
is worth the price of the whole unit. Asking $120.
Call/text Bill at 231-4zero8-7553 for details.