# Brio MIB400PKRM 4-Stage RO Mineralizing Replacement Filter Set

Mineralizing: Brio MIB400PKRM is a four-stage replacement filter set for compatible Brio reverse-osmosis coolers, with a mineralization stage intended to add calcium, magnesium, and potassium back to treated water. Its fit is the key buying check, since the listing names CLPOU520UVRO4 and CLPOU720UVRO4, while another compatibility field lists only CLPOU720UVRO4.

- [Original product page](https://best-deals.pro/product/brio-mib400pkrm-ro-mineralizing-filter-set)
- [View offer](https://best-deals.pro/visit/brio-mib400pkrm-ro-mineralizing-filter-set)
- Market: US
- Language: en-US
- Currency: USD
- Brand: Brio
- Model: MIB400PKRM
- Category: Home & Kitchen > Appliance Parts & Accessories > Water Filters & Cartridges
- Price: 188.35 USD
- Previous price: 239.99 USD
- Discount: 22%
- Price checked: 2026-11-14T07:04:14.089Z
- Rating: 4 / 5
- Reviews: 7

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Four-stage setup comprises sediment, pre-carbon, reverse-osmosis, and mineralization filters, with post-carbon included in the final stage according to the listing.
- Manufacturer claims the mineralization stage adds calcium, magnesium, and potassium to RO-purified water.
- Quick-change installation is described as taking a few seconds.
- Filter life is claimed to be up to 12 months depending on frequency of use.

## Pros

- Combines sediment and carbon pre-filtration, an RO filter, and mineralization in one replacement set.
- The mineralization stage is a distinct option for buyers who want minerals added back after reverse-osmosis treatment.
- Quick-change design may simplify routine replacement.

## Specifications

### Identity
- Brand: Brio
- Model: MIB400PKRM
### Dimensions and installation
- Dimensions listed: 11.25"D x 3.5"W x 3.5"H
- Weight listed: 2 pounds
### Materials
- Material listed: Plastic

## Before you buy

- Compatibility claims are inconsistent: the feature text names CLPOU520UVRO4 and CLPOU720UVRO4, while the compatible-model field lists only CLPOU720UVRO4. The title describes a four-stage filter set, but the explicit included-components field says three water filters while feature text lists four filter types. Confirm fit and exact kit contents for the selected listing before purchase. The up-to-12-month life is usage-dependent.

## In the box

- Three water filters (Check selected pack): The included-components field states three filters, while the feature list names four filter types. Confirm the selected listing's kit contents.

## A good fit for

- Owners of a listed compatible Brio reverse-osmosis cooler needing a replacement filter set.
- Buyers who want a mineralization stage after RO treatment.

## Less suited to

- Owners of a different cooler model unless compatibility is confirmed.
- Buyers seeking a standalone reverse-osmosis system rather than replacement filters.

## Customer feedback

Only aggregate ratings are provided, with a small rating sample and a divided distribution: many ratings are positive, while a portion are one-star. These figures do not identify the reason for either response or establish performance. Buyers should weigh them alongside the compatibility and kit-content uncertainties, which matter when replacing filters for a particular cooler.

## Frequently asked questions

### Which Brio cooler models is this filter set listed for?
Feature text names CLPOU520UVRO4 and CLPOU720UVRO4, but a separate compatible-model field names only CLPOU720UVRO4. Confirm compatibility with your cooler before ordering.
### What stages does the set include?
The feature text lists sediment, pre-carbon, reverse-osmosis, and mineralization filters, and says the mineralization stage includes post-carbon. An included-components field instead says three water filters, so verify the contents of the selected listing.
### How long are the filters claimed to last?
The manufacturer says they last up to 12 months depending on frequency of use. This is a conditional claim, not a fixed replacement interval for every household.
### What minerals does the mineralization stage add?
The listing names calcium, magnesium, and potassium. It describes these as ions returned to RO-purified water.

## Alternative options

- [Brio 4-Stage Filter Replacement Kit for Ultrafiltration Water Cooler Dispensers](https://best-deals.pro/visit/brio-mib400pkrm-ro-mineralizing-filter-set)
- [Brio Cartridge - Stage-3: Reverse Osmosis RO Membrane models CLPOU420UVRO4, CLPOU720UVRO4, CLPOU720UVRO4BK, CLPOU720UVRO4BKIOT, CLPOU720UVRO4IOT, CLPOU720UVRO4TN, CLPOU720UVRO4TNIOT, CLPOU720UVRO4X](https://best-deals.pro/visit/brio-mib400pkrm-ro-mineralizing-filter-set)
- [4 Stage RO Filter Replacement Kit Compatible with Brio CLPOURO420SCV2 CLPOUROSC420RO MI4PKRO MISEDQ5M MIGACQ MIMQ50GPD MICARQ5M](https://best-deals.pro/visit/brio-mib400pkrm-ro-mineralizing-filter-set)
- [Brio 4 Stage RO Reverse Osmosis Water Cooler Filter Replacement Kit \| for Brio Water Dispenser Models: CLPOURO420SCV2 & CLPOUROSC420RO](https://best-deals.pro/visit/brio-mib400pkrm-ro-mineralizing-filter-set)
- [Brio 3-Stage Filter Replacement Kit for Water Cooler Dispensers](https://best-deals.pro/visit/brio-mib400pkrm-ro-mineralizing-filter-set)
- [UVF4 4 Stage Water Cooler Filter Replacement Kit Compatible With Brio "UVF4" Series Models Bottleless Water Cooler Dispensers, Replacement for MIB400PKUF, 1500 Gallons, 6 Months](https://best-deals.pro/visit/brio-mib400pkrm-ro-mineralizing-filter-set)
- [UVF4 4-Stage Filter Replacement Kit, 1 Set \| Compatible with Brio UVF4 MIB400PKUF, ...](https://best-deals.pro/visit/brio-mib400pkrm-ro-mineralizing-filter-set)
- [URO4 4 Stage RO Filter Replacement Kit Compatible with Brio CLPOURO420SCV2 CLPOUROSC420RO MI4PKRO MISEDQ5M MIGACQ MIMQ50GPD MICARQ5M](https://best-deals.pro/visit/brio-mib400pkrm-ro-mineralizing-filter-set)
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## Images

![Brio MIB400PKRM 4-Stage RO Mineralizing Replacement Filter Set — 1](https://best-deals.pro/i/Hc8KgpOjnAdqhFFCfi_hPzLkdBhuF4xcBjAQ3pzwn--KwsdCQW2LRVU8FdLXQ6YGzZlKY2CLQvFyLNQK5CXbVfJL80cSvISNdPf30AaNSrkugjxDZcBEYD2X.jpg)

![Brio MIB400PKRM 4-Stage RO Mineralizing Replacement Filter Set — 2](https://best-deals.pro/i/pCE4OaTC-RVIBW08Im5KcEXdTgcxj8Vsrv1bL4AIIg2MrtmTEUz5oDmtbiTEua_wyQ8Mio7Cgr3vDm81rfn3sC_heyQDhl3zLFq2usJC05YVYBI07i1J7Lfb.jpg)

![Brio MIB400PKRM 4-Stage RO Mineralizing Replacement Filter Set — 3](https://best-deals.pro/i/Jl480OPuYs4pTYDuhRrsNyP2koIEYyoofelvLJyItC-q6VLornULsYmrURRPoKmAgopkwgdmyKn8z1Wc28ekjG4KoU9UEh4hgWtsgsmOj3kcdLW9W0VXyiGO.jpg)

![Brio MIB400PKRM 4-Stage RO Mineralizing Replacement Filter Set — 4](https://best-deals.pro/i/sHm_jiriKuyQQx1xCwGFTDvr4RU2pZxg2mJa477wluXu5_wC6M_MkmUCqK1lxY8pu5JWwVekhIGMZNpmarMivyL8rrIm5MjBdJIrAXCNrZ_GyRAGrUolmRbF.jpg)

![Brio MIB400PKRM 4-Stage RO Mineralizing Replacement Filter Set — 5](https://best-deals.pro/i/6lmlnlPA0fQXn_LkNK1nzS83jbpJluelbaCOtua5H-bEdGS1-3JtjbBv9J9ZaP4mqaCi-mR9F5hBJ-uWpmdHMMjwRzeqLd6ENqbG5JOj9RSSx9VwVtjS_Rge.jpg)

![Brio MIB400PKRM 4-Stage RO Mineralizing Replacement Filter Set — 6](https://best-deals.pro/i/YWfjjNi-pQ9Cnq0Y7H9NuLXyizJZXiaeLkhwUltevBD-RTcbszP2RaWE1VCbCl5AUdpc9H_Z_IQSXcv9g76Us8b4ZNvGHS6dN_fs_YPpQm0ELPv7EuF-XeAx.jpg)

![Brio MIB400PKRM 4-Stage RO Mineralizing Replacement Filter Set — 7](https://best-deals.pro/i/mLYYziPYuioBjsyEwfTkW9kl0o4EwcyPQjc-xOkwKycVR0CyxrvEV4uD8gDVLwt5r1tE4hbkoQQStGdpgGp8wOK4Uzgld_JA8ePbVd1x8IOIek9mQdkyAAxg.jpg)