Typically used as the last carbon filter used to polish the taste of reverse osmosis water. Also used for ice makers, refrigerators, drinking fountains and coolers. Removes : Chlorine Bad Taste Odor Turbidity THMs Dirt Scale Inhibitor Specifications: Micron Rating: 10 Nominal Dimensions: 10 5/8" x 2" Weight: 13 oz Operation Temperature: 40F to 125F Filter Life: Replace every 6-12 months National Pipe Thread (NPT) Size Measured Against a Ruler* Actual Diameter (Inches) National Pipe Thread (NPT) (Fractional) 0.405" 1/8" 0.540" 1/4" 0.675" 3/8" 0.840" 1/2" *NOTE: A very common misconception is that a 1/4" NPT measures as 1/4 inch on a ruler or tape measurer. However, that is not the case. NPT will measure larger in diameter. Above is a sizing reference to help clarify.