Pentair 154540 12-Inch Sand Filter Lateral for Triton II TR140The Pentair 154540 is a 12 inch lateral assembly designed for use with Pentair Triton II and Triton C 3 pool and spa sand filters, specifically models TR100C, TR140C, and TR140C 3. This component ensures proper filtration by distributing water evenly through the sand filter, facilitating efficient operation in maintaining clean pool water. Eight of these lateral assemblies are typically required for proper installation in compatible filter models.