23 1/4" diameter Roberts Co. vertical T-316L stainless steel 200 gallon pressure tank drying column. 23 1/4" diameter x 9' high straight side. Internal rated 100 PSI @ -20 to 450 degrees F. National Board# 291. Bottom head has full screen covereing with 6" outlet. top head is clamp top hinged with screen covering the 3" outlet. 12" side bottom manway and 1 1/2" side discharge mounted on SS angle legs to a square stainless base giving 33" clearance. Built 1998.