Reid Boiler Works, Inc. 4 basket vertical mild steel retort, serial number 1780, built in 2009, 42" diameter x 98" deep, MAWP 30 PSI at 650 degrees Fahrenheit, MDMT -20 degrees Fahrenheit at 30 PSI, with steam sparge, water spray ring, 4 each 36" diameter x 22" deep baskets, control panel, ABB Commander 1900 recorder, top mounted bolt locking and counter balance door, steam regulator set to 15 PSI, 2 each safety valves set at 30 PSI, steam exhaust muffler, mild steel construction.