ROK-5M-100BST contains the highest quality replacement filters available for a 5-Stage, 100 GPD Reverse Osmosis System. Pentek is the largest brand in the industry, and Filmtec membranes have the highest contaminant rejection rates. All cartridges in this kit are NSF Certified.

This kit includes the following standard size replacement cartridges for a 5-Stage, 100 GPD Reverse Osmosis System like the one shown below.

  • (1) 5 Micron Melt Blown Sediment Cartridge
  • (2) CBC-10(10) CA Ware 10 Micron Carbon Block
  • (1) AICRO-NSF Inline Carbon Post-Filter
  • (1) Filmtec TW30-1812-100 Membrane
  • (1) Reverse Osmosis Replacement Instructions and Sanitizing Guide

Dow/Filmtec is the best performing Membrane available.

  • Industries leading brand of Reverse Osmosis Membrane
  • Highest Removal Rates
  • Made in the USA