Blower kit fits a number of popular Lennox, Astria and Superior fireplaces that would take a FBK100, FBK200 or FBK250.

The FBK-250 is a variable speed blower kit that includes a rheostat variable speed controller and thermostat. The  FBK-250 kit is designed for home setups that lack a desginated wall switch for the blower. Instead, the thermostat will automatically turn the blower on and off at set temperatures, even if you have a wall switch this blower is the most convient to use.