The Omnipure K-Series K5555 inline filter features 1/4" FQC and 1/4" FPT fittings on both ends. The filter has quick connect fittings that make it really easy to install and remove This filter features an ion exchange process producing deionized water which is water that lacks ions, such as those from sodium, calcium, iron, and copper.
*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.
- Dimensions: 2.5" W X 10" L
- Capacity: 230 Grains of Hardness
- Flow Rate: .5 GPM
- Maximum Pressure: 125 PSIG
- Maximum Temperature: 100 F
- Filtration Media: DI Mixed Bed Resin
- Fitting Size: 1/4" FPT and 1/4" QC
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" |