Apparatus for filtering drinking water; Electrolytic water generators for electrically decomposing tap water to generate electrolytic water and for removing chlorine odor from tap water; Filters for drinking water; Germicidal lamps for purifying air; Swimming pool chlorinating units; Water filtration and purification units and replacement cartridges and filters therefor; Water ionizers; Water purification and filtration apparatus; Water purifiers for household purposes; Water purifying appara...