Abstract: A laundry treatment appliance includes a cabinet, a door to selectively open and close the cabinet, a tub mounted within the cabinet, a drum rotatably mounted within the tub, an air circulation duct provided in the cabinet and having a first end connected to an air outlet of the tub and a second end connected to an air inlet of the tub, and a filter provided within the air circulation duct. The filter defines a cool air end having a perimeter thereof attached to an interior wall of the circulation duct and a warm air end having a perimeter thereof spaced apart from the interior wall of the circulation duct, and the second end is positioned below the first end in a vertical direction.