Correct, the chemical costs determine the cutoff point between ion exchange (IX) and RO. We normally recommend RO above 500 ppm, but it also depends on scaling and fouling issues. IX is generally more robust with challenging waters.
Published by Ed Hardwick, director
Correct, the chemical costs determine the cutoff point between ion exchange (IX) and RO. We normally recommend RO above 500 ppm, but it also depends on scaling and fouling issues. IX is generally more robust with challenging waters.