cimmy

Hey mr tang apologizes for the English! It is so long since I follow you in different forums but I can not understand 1 thing ... How do you get 6.6 PH if the line PHperfect let him to 5.5? my tap whater drop out at 7.7 PH and 0.45 EC. I would try to use your schedule but I'm afraid of making mistakes and throw money ! Please help me to better understand the fact of PH. Thank you!