The Doulton Imperial W9223022 cartridge is open on both ends (OBE) and fits in standard 10-Inch filter housings The Doulton W9223022 UltraCarb Filter features a Sterasyl ceramic outer shell and activated carbon block which removes chlorine and organics W9223022 cleanable filter elements are designed to remove suspended solids, pathogenic bacteria, hydrogen sulphide, and lead The Doulton Imperial Ultracarb ceramic filter is the perfect choice for your next filter replacement. The W9240001 utilizes a microporous ceramic shell carbon block core and lead removal media providing 99.99 removal of most water contaminants. Additionally because Doulton uses a carbon block interior the water is polished to produce a crisp clean refreshing taste.. Item Weight - 1.35
I have been using this filter for several years, replacing it annually. I think it is amazing, the water tastes so fresh and it does a good job, according to the manuf. tests, at removing heavy metals -- which many filters cannot do. The filters do have a lite coating of ceramic dust when new, but that proves they have not been used; hardly a contaminant, the ceramic material is what does the heavy lifting in filtering out the voc's and bacteria. Our local water ..