A printhead including a printhead body and a filter assembly that is removably attached to the printhead body with one or more mechanical fasteners. The filter assembly can include at least a first plate, a second plate, and a filter interposed between the first plate and the second plate. The removable filter assembly can be used to filter a single fluid, such as a liquid ink or a gas, or two or more fluids, using one or more filters. The filter assembly can be removed from the printhead body and replaced with a new or different filter assembly.