Pentair Sand Filter Drain Spigot 1/2in NPT, 154685
15-4685 aka 154685, Spigot 1/2 NPT Sand Drain Used on Pac Fab (Pentair) and Purex-Triton Sand Filters. Fits Tagelus Filters before 1991, and Triton Filters before 1983, at which time they switched to a 3/4in NPT Spigot, see pn 154698. After 1996, Triton II sand filters switched again to a 2in sand drain assembly, see pn 152220. See more PacFab Pentair Tagelus and Triton parts in our parts department.