My tap water has a PH of about 8.4 which I need to lower.

Any suggestions on what is best and ideally what is the best # I'm shooting for.

Suggestions appreciated.
Mr. GreenJeans 800 Reviewed by Mr. GreenJeans 800 on . PH help please ??? My tap water has a PH of about 8.4 which I need to lower. Any suggestions on what is best and ideally what is the best # I'm shooting for. Suggestions appreciated. Rating: 5