CARBOROBOT Automat 300 FEEDLAN Smart -- A300FS -- 300kW boiler with automatic feeder and automatic ash remover system. For high ash content fuel it is useful (agripellet, coal).

CARBOROBOT Automat 300 FEEDLAN Basic -- A300FB -- 300kW boiler with automatic feeder but the ash removed manualy. For lower ash content fuel possible to not use automatic remover system and boiler can be cheaper. (woodchips, wood based pellet)