The dual function pre-filter (Filter #1-2) will last six months or 600 gallons, whichever comes first.

The Pre/Carbon Filter reduces sand, silt, sediment, rust and particles from water. Activated carbon reduces chlorine taste and odors and conditions the water before it is treated by the reverse osmosis membrane.

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