Used 20,000 gallon Silo Tank, stainless steel construction. Unit measures 11'6" diameter X 25' straight side, with 6' deep, 45 degree cone bottom. Center bottom outlet leads to a 10" diameter rotary airlock valve, airlock driven by 1 HP motor. Includes top-mounted bin vent dust collector. Complete with OSHA ladders and catwalk. Silo is mounted on carbon steel legs and vessel includes stiffening rings. Previously storing food grade product and in very good condition. (Qty - 2 available)