720 RO/DI Monster!!!!

lastlight · #1 01-27-2011, 08:46 PM

Do you need to flush these? Bypass the resin for some time? How can you avoid tds creep? Also what are the prices like to replace these large membranes? I'm assuming the last stage is DI...so there are no carbon blocks etc before the membrane with these?

BWI · #2 01-27-2011, 09:13 PM

Quote:

Originally Posted by lastlight

Do you need to flush these? Bypass the resin for some time? How can you avoid tds creep? Also what are the prices like to replace these large membranes? I'm assuming the last stage is DI...so there are no carbon blocks etc before the membrane with these?

there is a carbon block before the membranes.. yes

replacement set
Carbon Pre-filter $39.99
Carbon Post-filter $35.99
GE RO membrane $125

yes the last stage is the DI stage!