An extraction cleaner includes a recovery tank assembly with a recovery tank that has a removable cover assembly and a separator adapted to provide fluid separation between an inlet of the recovery tank assembly and an exhaust outlet of the recovery tank assembly. The recovery tank assembly also includes a float that is slidably arranged within the recovery tank proximate the cover assembly. A suction inlet is in fluid communication with the recovery tank assembly. A recovery duct assembly is interconnected with the recovery tank assembly and includes a vertical inlet conduit and a vertical exhaust duct.