---
product_id: 541326199
title: "Doulton ¦ W9125047 ¦ 10\" Nitrate Reduction Cartridge Drinking Water Filter ¦ BSP Thread ¦ For Use in the First Chamber of the Doulton Duo Housings ¦ 9F04 ¦ White"
brand: "doulton"
price: "₱7018"
currency: PHP
in_stock: true
url: https://www.desertcart.ph/products/541326199-doulton-w9125047-10-nitrate-reduction-cartridge-drinking-water-filter-bsp
store_origin: PH
region: Philippines
---

# Sustainable Filtration Nitrate Reduction Multi-System Compatibility Doulton ¦ W9125047 ¦ 10" Nitrate Reduction Cartridge Drinking Water Filter ¦ BSP Thread ¦ For Use in the First Chamber of the Doulton Duo Housings ¦ 9F04 ¦ White

**Brand:** doulton
**Price:** ₱7018
**Availability:** ✅ In Stock

## Summary

> 💦 Drink Smart, Live Well!

## Quick Answers

- **What is this?** Doulton ¦ W9125047 ¦ 10" Nitrate Reduction Cartridge Drinking Water Filter ¦ BSP Thread ¦ For Use in the First Chamber of the Doulton Duo Housings ¦ 9F04 ¦ White by doulton
- **How much does it cost?** ₱7018 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/541326199-doulton-w9125047-10-nitrate-reduction-cartridge-drinking-water-filter-bsp)

## Best For

- doulton enthusiasts

## Why This Product

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

## Key Features

- • **Global Impact:** Be part of a solution that has saved thousands of lives across 140+ countries.
- • **Pure Water, Pure Life:** Experience the taste of pristine water with our advanced nitrate reduction technology.
- • **Heritage of Excellence:** Join a legacy of water filtration innovation that dates back to 1826.
- • **Versatile Compatibility:** Seamlessly integrates with DUO and TRIO systems for comprehensive filtration.
- • **Unmatched Filtration Power:** Achieve up to 99.9999% bacteria filtration for peace of mind.

## Overview

The Doulton W9125047 10" Nitrate Reduction Cartridge is designed for use in the first chamber of Doulton Duo and Trio filtration systems. It effectively targets and reduces nitrates in drinking water, ensuring great taste and safety. With a legacy of nearly 200 years in water filtration, Doulton combines advanced technology with sustainable materials to provide exceptional filtration performance.

## Description

Doulton ¦ W9125047 ¦ 10" Nitrate Reduction Cartridge Drinking Water Filter ¦ BSP Thread ¦ For Use in the First Chamber of the Doulton Duo Housings ¦ 9F04 ¦ White

## Features

- WHAT WE CAN DO: Our range of water treatment cartridges has been created by experts for those who require additional water filtration technology to help target specific water concerns.
- NITRATE REDUCTION: The Nitrate cartridges contain a strong basic anion exchange resin, which is specifically selective for Nitrates. Nitrate is removed from the water
- WORKS WITH DUO AND TRIO: For use within a multi filtration system including our DUO countertop system and our DUO & TRIO under-counter systems
- GREAT TASTING: The nitrate water treatment Cartridge is for use in the first chamber of the Doulton DUO housing followed by the Doulton NSF UltraCarb (W9123053) in the second Chamber to achieve great-tasting filtered drinking water.
- FILTERING WATER SINCE 1826: For almost 200 years Doulton has continuously technically improved our water filters. We proudly export water filters from the UK to over 140 countries globally, saving thousands of lives every year. Made from sustainable natural materials, our ceramic filters provide up to 99.9999% filtration of bacteria. Our filters have been tested to effectively reduce over 230 containments including sediment, chlorine, heavy metals (including lead), microplastics and many more.

## Product Details

- **Material:** Resin
- **Product Dimensions:** 3"D x 3"W x 15"H
- **External Testing Certification:** NSF, WRAS
- **Product Benefits:** Removes Nitrates
- **Brand:** DOULTON

## Images

![Doulton ¦ W9125047 ¦ 10" Nitrate Reduction Cartridge Drinking Water Filter ¦ BSP Thread ¦ For Use in the First Chamber of the Doulton Duo Housings ¦ 9F04 ¦ White - Image 1](https://m.media-amazon.com/images/I/31MM9hpAlAL.jpg)

## Frequently Bought Together

- Doulton ¦ W9125047 ¦ 10" Nitrate Reduction Cartridge Drinking Water Filter ¦ BSP Thread ¦ For Use in the First Chamber of the Doulton Duo Housings ¦ 9F04 ¦ White
- DOULTON-w9123053 10-Inch UltraCarb Ceramic Filter Candle
- DOULTON ¦ W9123053 ¦ 10" UltraCarb ¦ Authentic Drinking Water Ceramic Replacement Candle Element Filter ¦ 9501 ¦ White ¦ NSF Certified ¦ BSP Thread ¦

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**Shop now:** [https://www.desertcart.ph/products/541326199-doulton-w9125047-10-nitrate-reduction-cartridge-drinking-water-filter-bsp](https://www.desertcart.ph/products/541326199-doulton-w9125047-10-nitrate-reduction-cartridge-drinking-water-filter-bsp)

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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-02-06*