---
product_id: 453597158
title: "KOHLER Filter Cartridge for Rain Duet Filter Shower"
brand: "kohler"
price: "¥6922"
currency: JPY
in_stock: true
reviews_count: 5
category: "Kohler"
url: https://www.desertcart.jp/products/453597158-kohler-filter-cartridge-for-rain-duet-filter-shower
store_origin: JP
region: Japan
---

# 6 months filter lifespan 3-step easy filter replacement 2.5 GPM optimal water flow KOHLER Filter Cartridge for Rain Duet Filter Shower

**Brand:** kohler
**Price:** ¥6922
**Availability:** ✅ In Stock

## Summary

> 🚿 Elevate your shower game with pure, powerful flow — because your skin deserves the best!

## Quick Answers

- **What is this?** KOHLER Filter Cartridge for Rain Duet Filter Shower by kohler
- **How much does it cost?** ¥6922 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/453597158-kohler-filter-cartridge-for-rain-duet-filter-shower)

## Best For

- kohler enthusiasts

## Why This Product

- Trusted kohler brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Sleek, Polished Design:** Compact, wall-mounted cartridge blends flawlessly with your KOHLER Rain Duet showerhead.
- • **Precision Iron Filtration:** Blocks iron buildup effectively, protecting your skin and showerhead longevity.
- • **Effortless 3-Step Filter Swap:** Replace your shower filter in seconds without hassle or tools.
- • **Half-Year Pure Water Guarantee:** Enjoy up to 6 months of clean, iron-free water with every cartridge.
- • **Seamless KOHLER Flow Performance:** Maintains a powerful 2.5 GPM flow for full coverage and invigorating showers.

## Overview

The KOHLER Filter Cartridge for Rain Duet Filter Shower is a durable, easy-to-replace filter designed for the KOHLER 27724IN-CP showerhead. It offers up to 6 months of effective iron filtration while maintaining an optimal 2.5 GPM water flow, ensuring a refreshing and clean shower experience with minimal maintenance.

## Description

Filter Cartridge for KOHLER Rain duet Filter Shower (27724IN-CP) - Easy replaceable filter within Filter Showerhead with simple 3 step filter replacement process

Review: Excellent Product - It filters away all the iron coming from you shower. If there somehow a lot of iron it even blocks the water to be passing through as the iron get cloded inside the filter cartridges
Review: Gets dirty fast - Its pricy and the filter gets clogged quite fast. But it works.

## Features

- Easy replaceable filter within Shower & simple 3 step filter replacement process (To be used in 27724IN-CP Filter Showerhead)
- 6 months* life of usage
- Excellent flow performance and coverage with KOHLER Rain Duet Multifunction Showerhead

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08Y1SHRQT |
| Best Sellers Rank | #44,245 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #354 in Showerhead Filters |
| Brand | Kohler |
| Brand Name | Kohler |
| Color | color may vary |
| Customer Reviews | 4.3 out of 5 stars 487 Reviews |
| Efficiency | 2.5 GPM |
| Finish Types | Polished |
| Finish type | Polished |
| Hose Length | 10 Centimeters |
| Included Components | 1 RAINDUET CARTRIDGE |
| Installation Type | Wall Mounted |
| Installation type | Wall Mounted |
| Item Dimensions L x W | 6.5L x 4.7W centimeters |
| Item Type Name | Filter Cartridge |
| Item Weight | 190 Grams |
| Manufacturer | KOHLER |
| Manufacturer Part Number | 27725IN-NA |
| Material | Plastic |
| Material Type | Plastic |
| Model Number | 27725IN-NA |
| Number of Jets | 1 |
| Number of settings | 3 |
| Other Special Features of the Product | Detachable |
| Setting Type | Massage, Rain |
| Shape | Round |
| Style | Filter Cartridge only |
| Style Name | Filter Cartridge only |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Kohler
- **Style:** Filter Cartridge only
- **Shape:** Round
- **Material:** Plastic
- **Finish type:** Polished

## Images

![KOHLER Filter Cartridge for Rain Duet Filter Shower - Image 1](https://m.media-amazon.com/images/I/61CbjU35BdL.jpg)
![KOHLER Filter Cartridge for Rain Duet Filter Shower - Image 2](https://m.media-amazon.com/images/I/51143xPgWVL.jpg)
![KOHLER Filter Cartridge for Rain Duet Filter Shower - Image 3](https://m.media-amazon.com/images/I/613lX25GHCL.jpg)
![KOHLER Filter Cartridge for Rain Duet Filter Shower - Image 4](https://m.media-amazon.com/images/I/61WqrxPbk4L.jpg)
![KOHLER Filter Cartridge for Rain Duet Filter Shower - Image 5](https://m.media-amazon.com/images/I/6159oiOGM8L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent Product
*by S***N on 20 June 2026*

It filters away all the iron coming from you shower. If there somehow a lot of iron it even blocks the water to be passing through as the iron get cloded inside the filter cartridges

### ⭐⭐⭐⭐ Gets dirty fast
*by A***N on 4 February 2026*

Its pricy and the filter gets clogged quite fast. But it works.

### ⭐⭐⭐⭐⭐ Genuinely sealed pack.
*by S***R on 2 March 2026*

Was expecting that it might come open, but it was sealed pack for assurance that it's a genuine unused product. Thanks Amazon, this time for delivering branded product. durable and does it is meant for. Water softener.

## Frequently Bought Together

- Kohler Rain Duet Water Filter Cartridge - Easy 3 Step Replacement Shower Filter Cartridge - Hard Water Softener and Purifier - 6 Months Life of Usage - Use in Rain Duet Filter Shower Head 27725IN-NA
- KOHLER Deco Chrome Polished Contemporary 12927IN-CP Health Faucet with Metal Hose and Holder (Silver)
- KOHLER Cuff Health Faucet, Premium Hygiene Spray with Metal Hose and Holder (White)

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**Shop now:** [https://www.desertcart.jp/products/453597158-kohler-filter-cartridge-for-rain-duet-filter-shower](https://www.desertcart.jp/products/453597158-kohler-filter-cartridge-for-rain-duet-filter-shower)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-07-11*