# High Capacity 400GPD RO membrane replacement for GreatWell 400 GPD Reverse Osmosis (RO) Water Filtration System-Stage 2

**Brand:** [GreatWell](https://shop.coreranger.com/brands/GreatWell)
**SKU:** MRO400
**Price:** $190.11 · in stock
**URL:** https://shop.coreranger.com/product/greatwell-high-capacity-400gpd-ro-membrane-replacement-for-greatwell-400-gpd-reverse-osmosis-ro-wate-307358324

## Specifications

| Spec | Value |
|---|---|
| Model # | MRO400 |
| Reduces | Arsenic,Fluoride,Lead |
| Features | Twist and lock design |
| Pack Size | 1 |
| Internet # | 307358324 |
| Returnable | 90-Day |
| Store SKU # | 1003819981 |
| Filtration Method | Hollow Fiber Membrane |
| Product Depth (in.) | 5 in |
| Product Width (in.) | 5.75 in |
| Product Height (in.) | 11.25 in |
| Product Weight (lb.) | 2.2 lb |
| Water Treatment Type | Reverse Osmosis Filter Replacements,Under Sink Water Filter Replacements |
| Manufacturer Warranty | 0 |
| Brand/Model Compatibility | Greatwell |
| Number of filters included | 1 |

## Description

The RO membrane of ROG400 is made by GE and rated at 400GPD. The membrane provides up to 40 oz of purified water within a minute, along with a high efficiency 1.5:1 pure-to-drain ratio. Its a long-living workhorse that removes up to 99% of over 1,000 contaminants including lead, fluoride, arsenic, asbestos and more for up to 3 years.

• Compatible with GreatWell ROG400 RO systems
• Features a twist-and-lock design for quick installation
• Reduces up to 99% of lead, arsenic, asbestos, and more