An improved conveyor product containment device comprised of a main body having a top, a bottom and two elongate sides and an independent and changeable variable height front seal face having a top, a bottom and two elongate sides. The main body and the independent and changeable front seal face are secured using conventional means and in a relation that creates a open seal area below the main body. The main body has a multitude of recessed seal water nozzles that deliver the seal water to the bottom inside lower edge of the independent and changeable front seal face or the top of the conveyor. An embodiment has a tee channel and attached support tube opposite the recessed nozzles and front seal face.