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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
from small residential pools to larger backyard systems
Fiberglass
Maintains optimal air pressure and water flow: a tight seal preserves dosing consistency and steady circulation
reducing fluctuations in sanitization
Aqua Dynamics efficiency: Optimized pathing and suction maximize debris pickup across most pool shapes
Pentair Tank Bottom Assembly 170017 spa equipment from small residential pools toPentair Tank Bottom Assembly 170017 Intro The Pentair Tank Bottom Assembly 170017 is a genuine replacement part for FNS Plus FNSP48 pool filters. It delivers a precise fit, durable construction, and a reliable water path from the lower chamber to the filtering stages. Built to withstand frequent backwashing, chemical exposure, and daily pool use, this bottom assembly helps preserve filtration efficiency and extend the life of your filter. List of