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Price: 36.45 GBP
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Doulton® Nitrate Reduction Cartridge (9F04) for DUO & TRIO systems
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
Product information updated: 31 Oct 2026
Disclaimer: Product information, including title, description, and images, is sourced/provided by our affiliate partner: Doulton.
Disclaimer: Some of the links on this website are affiliate links, meaning we may earn a commission if you click through and make a purchase. This comes at no additional cost to you.
By clicking the button above, you acknowledge that you will be redirected to a third-party website and agree to their terms and conditions.
Product information, including title, description, and images, is sourced/provided by our affiliate partner: Doulton.
Share this product with a friend:
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Log in to manage favorites.
Similar Products
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Doulton® HIP DUO Under Sink Water Filter System with Biotect® Ultra
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Doulton® HIS Push-fit Under Sink Water Filter System with Biotect® Ultra - Stain...
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Doulton® Biotect® Ultra (2501) - Two
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Doulton® Nitrate Reduction Cartridge (9F04)
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Doulton® Kingfisher™ Under Sink Water Filter System with Biotect® Ultra
Share this product with a friend:
Refer a friend and earn 0.05 CEC when they click the link, plus an additional 1.00 CEC if they register. Share this Product and boost your earnings together!