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Doulton® HIP DUO 2-Stage Under-Sink Water Filter System
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Doulton® HIP DUO 2-Stage Under-Sink Water Filter System

Original price was: $430.00.Current price is: $330.00.

Doulton DUO 2-Stage Under Sink Water Filter System – Fluoride Removal

Enjoy clean, great-tasting water straight from your tap with the Doulton DUO Push Fit Under Sink Water Filter System. Designed to fit discreetly under your sink, it keeps your countertop clutter-free while delivering high-quality filtration that removes fluoride and a wide range of contaminants.

What’s Included:

  • 1 x Doulton Ultracarb® Ceramic Filter (NSF Certified) – lasts up to 2250 Litres (600 gallons) (Included)

  • 1 x Doulton Fluoride Reduction Cartridge (9B04) – reduces fluoride up to 3,750 ppm lasts up 1800 Litres / 500 Gallons (Included)

Specifications: 

Width: 19.3 cm / 7.6″
Height: 32.0 cm / 12.6″
Depth: 9.8 cm / 3.8″

Features:

  • 2-stage filtration: Dual filter chambers house the Ultracarb® ceramic element and fluoride reduction cartridge

  • Effective contaminant removal: Chlorine, bacteria (including E. coli), parasites, pesticides, heavy metals like lead, microplastics, PFAs, solvents, foul tastes and odours, and more!

  • Compact design: Fits neatly under your sink without taking up much space

  • Separate dedicated faucet or a 3 way faucet tap needed for usage.

  • Simple maintenance: Replace Ultracarb every 2250 Litres / 600 Gallons, Fluoride cartridge every 1800 Litres / 500 Gallons depending on water quality (Replacement every 12 months) 

  • Made in the UK: Trusted quality from Doulton, pioneers in water filtration since 1826

Benefits:

  • Removes fluoride and other harmful chemicals

  • Protects against pathogenic bacteria and parasites

  • Improves taste and odour of your water

  • Easy installation and DIY-friendly

  • Long-lasting filters for reliable performance

Installation Video

How to Install Your Doulton DUO Under Sink Water Filter System – Watch Here

14 in stock

  • Doulton® HIP DUO Under Sink Water Filter System Includes:

    **10% Off Doulton Under Sink System Sale**

    Purchase a Doulton Under Sink Water Filter System with Accessories Addons or Spare Additional/Extra Filters & SAVE 10% off the Total Price! 

    (Discount Automatically Applied at Cart)

    Extra Filters & Accessories Addons:

SKU: W9380040 Category:

Description

Doulton® HIP DUO 2 Stage Under Sink Water Filter System with Doulton® Ultracarb and Doulton® Fluoride Water Filters

Great Tasting, Pure Water for Your Family

The Doulton® DUO Under Sink Water Filter System delivers clean, fresh-tasting water directly from your dedicated drinking water faucet. This compact and space-saving system fits neatly under your sink, providing your household with safe, filtered water while preserving valuable countertop space.

What’s Included:

  • Doulton UltraCarb Ceramic Filter (W9123053):
    Removes over 230 impurities including suspended solids, cloudiness, parasites, pathogenic bacteria, chlorine, bad taste, lead, and more.

  • Doulton Fluoride Reduction Cartridge (W9125030-01):
    Highly effective at reducing fluoride levels by 99%.

  • BPA-free, Food-Grade Plastic Housing:
    Designed to withstand continuous underwater pressure.

Easy Installation & Maintenance

  • Quick-Change Design:
    Replace the ceramic filter candle and fluoride cartridge easily without professional help.

  • The ceramic filter is recyclable or can be broken down naturally in your garden, minimizing environmental impact.

Advanced Filtration Technology Since 1826

Doulton has been a pioneer in water filtration for nearly 200 years. Manufactured in the UK and exported worldwide, Doulton’s filters use natural, sustainable materials to provide up to 99.9999% filtration of bacteria and reduce more than 230 contaminants, including sediment, chlorine, heavy metals (like lead), microplastics, fluoride, and many more.

Filtration Stages:

Stage 1 – Fluoride Reduction Filter:

  • Lifespan: 1800 Litres / 500 Gallons (Replacement every 12 months) 

  • Removes 99% of fluoride from your water

Stage 2 – UltraCarb Ceramic Filter (NSF Certified):

  • Lifespan: 2250 Litres / 600 Gallons (Replacement every 12 months) 

  • Significantly improves taste and smell

  • Removes 99.99% of bacteria and cysts (E. coli, Cholera, Cryptosporidium, Giardia)

  • Removes heavy metals (Lead 99.99%), chlorine (97%), pesticides, herbicides, solvents, and more

  • Nominal filtration: 0.5 microns | Absolute filtration: 0.9 microns

  • Manufactured in England

NSF Certification Explained

The UltraCarb filter is NSF certified to meet rigorous public health standards:

  • NSF/ANSI 42: Aesthetic effects (taste and odor)

  • NSF/ANSI 53: Health effects (contaminant removal)

  • NSF/ANSI/CAN 401: Emerging contaminants/incidental compounds

These certifications ensure the filter is tested and proven effective for safe drinking water.

Additional Resources

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