Patent ID: 8307467

Claim:
A device comprising: an air moving part for mounting inside a toilet tank and including an opening for permitting movement of air through the air moving part; an air treatment part in communication with an interior of the air moving part via an air passage, the air treatment part being mounted outside the toilet tank when the device is mounted onto the toilet tank; and an indicator configured to be at least partially viewable from an exterior of the toilet tank when the device is mounted onto the toilet tank; a water treatment part for mounting inside a toilet tank; wherein air displaced from the interior of the air moving part moves through the air treatment part from a first end of the air moving part to a second end of the air moving part, wherein the second end is adjacent to the air passage; wherein the indicator is configured to indicate that one or more components of the device need replacement; and wherein said water treatment part includes a tube communicating a water treatment concentrate disposed in the water treatment part with an upper end of the water treatment part.