Used 12000 gallon Santa Rosa Stainless Steel vertical stainless jacketed tank. Santa Rosa used tank is 126" diameter x 224" straight side. Used 12000 gallon Tank has cone top and sloped bottom. Jacket is on the side of tank in three zones. Jacketed rated for 20 MAWP. Top is conical with one 4" tri clamp nozzle and two 2" tri clamp nozzles. Jacket has three 2" threaded couplings and three 1-1/2" threaded couplings. Tank side nozzles are one 20" x 16" elliptical manway with hinged lid, and two 3" tri clamp nozzles with valves. Base has six anchor chairs. Great Used 12,000 gallon Santa Rosa Tank built in 1995. Serial # 9551 3.