This 4-inch thick 316L high purity storage tank is 12 feet in diameter and 20 feet tall. It features a dimpled jacket with a 2-inch thick insulation and an outer sheath made from 304 stainless steel. It has a 20 Ra interior surface finish with a 2B exterior finish. Three separate heating zones are supplied by inlet outlet nozzles that penetrate the outer shell. This tank weighs 17,000 pounds.