Oh, and to answer the original question, yes, you can use vinegar. Add it to your water and adjust your water to where you want the pH to be.
stinkyattic Reviewed by stinkyattic on . Adjusting pH Hey, sorry for asking as i could probaly find it. But, the search on this website dosn't let you search such small words "pH" maybe someone should change this anyhoo I wana lower the pH of my water can I use viniger. or is there anything else i can use around the house so i dont hav to go buy pH down thanks Rating: 5