Used 8,000 Gallon, Carbon Steel, Vertical Tank. Approximate 120" diameter x 160" straight side. Flat top, coned bottom. Insulated with aluminum sheathing. 2" Diameter internal coil, approximate 10 turns. Openings Top: 20" manway with cover, 2", 2", 3", (3) 1.5", side: 8". 3" Center bottom outlet. Mounted on 3 carbon steel legs.