Exhaust baffle filter

Not Applicable An exhaust baffle filter comprising a frame, a plurality of overlapping upper and lower channels extending between the sides of the frame, and at least one trough at the end of the lower channels. Each upper channel has a ceiling and downwardly-extending walls. Each lower channel has a floor and upwardly-extending walls that vertically overlap the upper channel. The trough has a floor at or below the lower channel floors that is sealed to prevent leakage by liquids. Openings in the lower channel floors allow the grease in the lower channels to drain into the trough.