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Permeate Production Calculator
FILMTEC® 50, 75, and 100 gpd Reverse Osmosis Membranes
Input
Factory Specified Membrane Capacity
Select 50, 75, or 100 gallons per day (gpd)
gpd*
Water Pressure
Enter feed water pressure in pounds per square inch (psi)
PSI*
Temperature
Enter feed water temperature in Celsius or Fahrenheit
C F*
Results  
Expected Production: gpd
*Feed water dissolved solids concentration is assumed to be 250 ppm.
Permeate flow from FILMTEC membranes may vary ± 20%.

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