FBK-250 Gas Fireplace Blower Fan Kit for Superior, Rotom HB RB250. Hongso 16Y-New FBK250 Replacement Fireplace Blower Fan KIT for Lennox, Superior, Rotom HB RB250. Includes blower fan unit, speed control module, thermodisc assembly, galvanized mounting bracket, noise reduction padding & installation instructions. Instructions are provided, but instructions may vary…