4-Stage Undersink Filter Replacement Pack

Replacement Filter Pack — 4-Stage Under Sink System

In stock. Ships within 5-7 business days. 

This upgraded filter pack provides advanced, natural filtration for city and well water, reducing a wide range of contaminants while preserving beneficial minerals. An optional inline mineralizer can be added.

Stage 1: Advanced submicron filtration — captures fine sediment, bacteria, and cysts for cleaner water and better flow.

Stage 2: Nano-adsorptive filtration — combines nanofiber and carbon media to reduce PFAS, lead, fluoride, VOCs, and pharmaceuticals. Tested to NSF/ANSI 53 and meets P231 microbial reduction protocol.

Filters are non-customizable and suitable for well or city water.

FILTER REPLACEMENT MANUAL

FILTER REPLACEMENT VIDEO GUIDE 

IN-LINE MINERALIZER MANUAL

FILTER DATA SHEET

SYSTEM SANITIZING GUIDE