Stefani water purifying low pressure candle

摘要

Abstract A water filter comprising an outer shell of a porous ceramic material comprising 5 a side wall and an end wall at a first end of the side wall. A cap is provided to seal across an open second end of the side wall and a dechlorination medium is provided within an inner chamber defined between the outer shell and the cap. A sterilisation layer is provided on an inner surface of the outer shell such that water passes inwardly through the outer shell, into the inner chamber and 10 then outwardly through an outlet in the cap.