Part numbers: 190092, 59023700, 4-110-1514, 4657-35, 59023600, 602096, 788379728045, PEN190092. Applicable Models: Suitable for 24, 36, 48, 60 Pool and Spa , Fits five thousand Series D.E. . The 190092 internal air bleeds assembly effectively releases air and eliminates pressure buildup within your filter. Easy Installation: Simply remove the old exhaust relief valves and insert the new exhaust air bleed assembly into the manifold for quick and easily installation. Ensuring proper air circulation in your filter systems with this replacement part, designed for optimal functionality.