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Nitrate cartridge
Nitrate filter
Nitrate filter
Nitrate filter
Nitrate filter

Doulton® Nitrate Reduction Cartridge (9F04) for DUO & TRIO systems

Doulton® Nitrate Reduction Cartridge (9F04) for DUO & TRIO systems

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Made in Britain

SKU: W9125047-01

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Our WRAS-approved replacement nitrate filter is designed to reduce nitrates in municipal water supplies, for use within a multi-filtration system like our DUO countertop system and our DUO & TRIO under-counter system. Pair our nitrate filter with our ceramic filter element to enjoy consistently clean, tasty filtered drinking water.
  • Replacement nitrate filter for the reduction of nitrates
  • For use within a multi-filtration system
  • Not suitable for single chamber system
  • Pair with our ceramic filter for clean, filtered drinking water
Not Compatible With
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British Berkefeld® Stainless Steel Gravity System + Ultra Sterasyl Ceramic Filters

For use only with the Doulton DUO and TRIO systems as an additional cartridge for targeting contaminant reduction.

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Nitrate cartridge

1 x Doulton Nitrate Reduction Filter

Free shipping is available on orders over £25/€25.

Next working day delivery is available for orders placed by 11:00 (Monday to Friday), subject to the destination and courier availability. Orders placed after this time will be processed on the next working day.

Additional details and options specific to your country will be provided at checkout.
Advanced Filtration Technology
Eco-Conscious Hydration
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