Replacement filtering bottle features two patented five-stage ion exchange filters. Removes virtually all detectable total dissolved solids from drinking water for less money than the cost of bottled water. Easy to use — simply pour tap water into the refillable bottle. Digital TDS meter (included) measures water purity.

Capacity (Volume): 5 gal; Material(s): Plastic; Color(s): Clear/White/Blue; Diameter: 11".