ITEM'S CONDITION: NEW BOX DAMAGED--GREAT TASTING HOT & COLD DRINKS: AQUAPHOR B15 Filters are certified to NSF42 for the reduction of Chlorine and limescale, giving you the best tasting Teas & Coffees--REDUCES CONTAMINANTS: The AQUAPOR B15 Filter is tested to Reduce heavy metals, such as Lead, mercury and copper during Internal laboratory tests, to the standard of NSF.--LONG LIFE POWERED BY AQUAPHOR AQUALEN: Each AQUAPHOR B15 filter lasts up to 45 Gallons. A unique ion-exchange fibre (surface approx. 33-times larger than those of competitor filters), irreversibly binds heavy metal ions.