Patent ID: 8215492

Claim:
A water treatment cartridge for treating water, said water treatment cartridge comprising: (a) a first end; (b) a second end; (c) a treatment media; (d) a housing comprising: (i) a first cap disposed at said first end of said water treatment cartridge, and (ii) a second cap disposed at said second end of said water treatment cartridge, said second cap does not include an opening disposed therein; (e) an inlet disposed between said first cap and said second cap, (f) an outlet disposed in and through said first cap, allowing filtered water to flow from said treatment media and exit said water treatment cartridge; (g) a first tube extending from said first cap and encompassing said outlet, said first tube having an inside surface, outside surface, proximal end and distal end, wherein at least a portion of said inside surface is a sealing surface; and (h) a second tube extending from said first end and surrounding said first tube, said second tube having an inside surface, proximal end, and distal end, wherein at least a portion of said inside surface of said second tube is a non-threaded sealing surface.