Replacement Sediment Pre-filter Cartridges for the sediment pre-filter of the Rhino EQ-300 Whole House Filter System Cartridge. This is a 4-Pack is for use with the Rhino Whole House Filter System. Sediment pre-filter cartridges should be replaced every 3-6 months.

The sediment pre-filter is used to prevent dirt and sediment particles from entering and clogging the main filter unit. This cartridge should be replaced every 3-6 months depending on water quality and sediment levels. Change when color darkens or water flow slows.