Keep your pool or spa water sparkling clean by keeping your filter running its best. With help from this Pentair replacement pool filter cartridge . your pool or spa filter can catch dirt . dust . and debris and keep that gunk out of your pool.This replacement pool filter cartridge is Pentair model number 27002-0048S. It is a filter module for the PLDE48 model in the Sta-Rite PLD System 2 D.E. pool filter series. This replacement part measures 13.75 inches in diameter and 32.5 inches tall. Check to see if your pool/spa filter uses this filter cartridge before purchase.Keep pool filtration easy. This filter cartridge makes DE pool filters modular. The cartridge media contains the DE powder so there’s less need for backwashing. This DE pool filter module provides a 48-square-foot filtration area.