Doulton Water Filters launches new Kingfisher™ under sink system at its Installer Show debut
Making its debut at the Installer Show 2026, leading ceramic water filtration specialist Doulton Water Filters will introduce its new flagship under sink system, the Doulton Kingfisher™.
Based at stand 4B50, plumbers and product experts will be demonstrating Doulton’s new flagship product, developed from 200 years of ceramic water filter innovation. Offering a first look at the system, attendees will be able to see the installation process, learn about the technology and key benefits, and taste test the filtered water for themselves.
With 71% of homeowners who renovated in the last five years focusing primarily on the kitchen, the bathroom, or both, Doulton has introduced the Kingfisher system as a seamless integration for modern kitchens. The new addition offers discreet convenience and straightforward maintenance for customers, alongside ease of installation for professional plumbers.

Joy Delaney, NPD & Technical Director at Doulton, said: “Supplied with WRAS approved fittings and tubing, the Kingfisher is designed for efficient installation. Our patented auto shut-off valve makes the system effortless to clean and change filters. Unlike many alternative systems, there’s no need to shut off the water supply when carrying out maintenance.”
“NSF/ANSI certification and WRAS approval provide both plumbers and consumers with confidence in the system’s quality and performance. Our Made in Britain brand is built on 200 years of ceramic filter innovation and expertise, and our ongoing in-house testing and development is trusted by professionals worldwide.”
Harnessing the independently certified Biotect Ultra Filter to deliver robust household water protection, the Kingfisher reduces up to 99.99% of common contaminants, offering customers and installers peace of mind.
Manufactured in the heart of Staffordshire, Doulton ceramic water filters are rigorously and continuously tested in-house to uphold the highest quality standards. As part of a wider portfolio of under sink, gravity, and portable water filtration systems, the Doulton Kingfisher with Biotect Ultra is tested and certified by NSF International and WRAS, meeting NSF/ANSI standards 42, 53, 401, and 372.

Joy Delaney continued: “The Kingfisher system has also undergone accelerated lifetime testing equivalent to up to ten years of use, providing assurance that it not only delivers exceptional water quality but is also optimised for long-term performance.”
Alongside the Kingfisher system, Doulton will also introduce its new recommended installer network. As an initial step in strengthening the connection between trusted professionals and consumers, attendees at the Installer Show will have the opportunity to register their interest in joining the scheme ahead of its launch later this year.
The Installer Show is being held at the NEC Birmingham, 23rd-25th June 2026. To find out more about the new Doulton Kingfisher under sink water filter system, visit the team at stand 4B50 or visit the website here.

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