Description
Parent SKU#: 4FILTER1, 4FILTER2, 4FILTER1-M100
5-Filter Replacement Set for 5-Stage Universal Countertop RO Systems (Ultra-Pure Filtration)
This 5-Filter Replacement Set is designed for 5-stage universal portable/countertop reverse osmosis (RO) systems.
It includes sediment filtration, carbon filtration, an RO membrane option, DI ion exchange filtration, and a final carbon polishing stage.
Compatible with many countertop/portable RO purification systems that use standard inline quick-connect style filters.
RO Membrane Options: Choose a 100 GPD or 150 GPD membrane (your choice), depending on your system configuration and desired flow rate.
Included Filters (5 Total)
- Stage 1 – Premium Quick-Connect 5 Micron Sediment Filter:
Traps dust, dirt, rust, and sediment particles. This pre-filter protects downstream filters and helps extend the life
of both the system and the RO membrane. - Stage 2 – Premium USA-Made Quick-Connect T28 Coconut Activated Carbon Filter:
Reduces chlorine and chemical contaminants, improves taste and odor, and helps protect the RO membrane. - Stage 3 – Reverse Osmosis Membrane (Choose 100 or 150 GPD):
High-performance RO membrane for purified drinking water. Select 100 GPD or 150 GPD based on your system requirements. - Stage 4 – Premium Omnipure K2555-BB DI Ion Exchange Filter:
DI (deionization) ion exchange filtration helps further reduce remaining dissolved ions after RO for
ultra-pure water applications. - Stage 5 – Premium Quick-Connect T33 Coconut Shell Activated Carbon Filter:
Final polishing stage to improve taste and odor.
Available Options
You may choose one of the following options:
Option 1: Filter Set Only
- Includes replacement filters only
- Estimated replacement time: 30–40 minutes
- Difficulty level: Moderate
Option 2: Pre-Assembled Replacement Assembly
- Includes a fully assembled replacement filter set with new fittings, clips, RO membrane, and membrane housing
- Allows replacement of the entire assembly in approximately 1 minute
- Requires reconnecting only two tubes (from the kitchen diverter to the assembly)
- Difficulty level: Easy
Additional Notes
- Sample assembly images may show 4-stage, 5-stage, and 6-stage countertop RO systems
- Actual assembly configuration may vary depending on the selected filter set




Reviews
There are no reviews yet.