4000 gallon, nickel clad, vertical Mitternight Boiler Works reactor, Internal rated 150 psi at 400 deg f, 2' of bottom mounted external panel coil rated 210 psi at 400 deg f. 8' dia x 9'3" straight side. Dished top and bottom. (4) side wall baffles. Chemineer agitator model 4HTA-10, output rpm 56, 10 hp, 3/60/230/460 volt, 1750 rpm motor with an approx 4" dia shaft with (1) 36" dia 4 blade turbines. Openings top 18" manway with cover, (4)2", (4)4", 8" 10". Side (2) 2". 4" center bottom outlet. 4 side lug mounts.