You have to know what the pH of the change water is and its hardness. Chances are you can make it go up by doing a water change. Take some tank water and some tap water to the fish store. Most will test for free.
Yes water changes will most likely raise your ph to around 7 which is good for most all communtity fish. :smile: I do water changes once a week with a cheap-ee gravel vac I got at petsmart.TKOS said:You have to know what the pH of the change water is and its hardness. Chances are you can make it go up by doing a water change. Take some tank water and some tap water to the fish store. Most will test for free.