Used Augusta Fiberglass 20,000 gallon vertical fiberglass tank. 10'-6" diameter X 31' overall height. Dome top, flat bottom. Internal rated ATMOS @ 140 degrees F. Specific Gravity 1.0. Manufactured with COREZYN VE-8300 resin. Built 1994. Ship Dims: 11'6" x 11'6" x 33', Approx 6300 lbs.