BIG BLUE REPLACEMENT FILTER - 5 MICRON INNER CORE

Polypropylene replacement cartridge for removal of sand, silt, dirt and rust particles.

This filter cartridge fits Pentek Big Blue filter housing as well as our 20" x 4.5" Filter Housing. For rainwater harvesting applications, we recommend this filter in the first stage of a three stage system (i.e., 5 micron poly filter --> 5 micron carbon filter --> UV Sterilization or Quantum Disinfection).