Building kit for a classic blast furnace with shaft furnaces, charging gallery, casting hall, work platform, blast heating preheater, hot blast circulating duct, dust bag, dust scrubber, conveyor to the charging bucket, and ore loading platform. Many additional details. A challenging kit. Detailed instructions for assembly included. Base dimensions approximately 490 x 182 mm / 19-5/16" x 7-3/16". Height approximately 375 mm / 14-3/4".