Would like to ask a question about run off PH; have been trying to keep it at the ideal 5.8, however the run off has spiked to read 6.5PH. Have fed 5.8PH’d RO or nuits only. Passed 20L PH nuit through a 20L pot
@4.5PH to try even it now 6.2. Very confused, keep going till 5.8?