Doulton W9121200 Super Sterasyl Ceramic Filter Candle: The Super Sterasyl Candle is designed for gravity systems. Common Replacement Filter For the Doulton SS-4, Big Berkey/British Berkefeld Gravity Fed Unit The Doulton 7" Super Sterasyl Ceramic Filter Candle W9121200 features 1/4" Threads and fits Doulton Gravity Fed Systems GSS2, GSS3, and GSS4 as well as some HCP and HIP models that require 2" x 7" filter candles.
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Item# : SPM9268796729
Model # : DOULTON-W9121200