The AquaTru Carafe Reverse Osmosis (RO) filter (Filter #2) will last 2 years. This filter can only be used in AquaTru Carafe countertop purifiers.

The RO membrane is designed to reduce impurities from the water down to 1/10000 of a micron, reducing arsenic lead, parasitic cyst, copper and more!

Operating Parameters
Temperature: Min 4°C. (39°F); Max 38° (100°F)