Waterway Poly Jet Series Jet Internal [3 3 8" FD] [Dir] [Deluxe Scallop] [Grey] (210 6087) aquastar this trim kit helps restore this trim kit helps restore a more polished jet face and gives the seat a visibly refreshed appearance homeowners will notice right away It is a practical service part when restoring dependable pressure based control is important to heater or equipment operation A part like this is useful because it restores the visible trim and directional function of the jet while preserving the intended look of the Poly Jet Series design it provides a balanced mix of appearance and usability for a cleaner finished result