13,590 Gallon Ershig, Inc. Vertical FRP Storage Tank. Flat top and bottom. 12' diameter x 16'6" tall. Material Atlac 711-05. Specific Gravity 1.5. Desing pressure- Atmospheric. Design Temperature- 149�F. Lining is Siliglas (tank and cover) by Huron. Nozzles as follows: (1) 24" inspection hatch; (1) 24" sidewall manway; (1) 8" top half coupling (PVC); (2) 3" PVC side nozzles; (1) 2" PVC threaded insert; (2) 4" top half couplings. Built 1977. (Qty. 5 Identical Available)