Stainless steel 1,000 gallon tank with dish top and flat bottom. Unit measures 70" diameter x 62" straight side . Includes 2" diameter internal mounted heating/cooling coils. Includes (8) top ports - (3) 2", (3) 3", (1) 6", and (1) 1", and a 15-1/2" manway with door. Unit has 2" bottom side discharge.