Doulton Ultra Sterasyl

Benefits: Expertly made for the reduction of bacteria, particulates, turbidity, cysts, chlorine, lead, and many other contaminants.

This is an original Doulton product made in the UK and is compatible with the SS gravity filter system which is part of the British Berkefeld range.

The cartridge has an anti-bacterial formulation containing silver to inhibit microbiological growth within the ceramic and it also keeps the minerals in the water that are beneficial to health.