I remember reading about a common household
item which could take the place of PH Down, but
I can't remember whether it was vinegar or borax.
I've used a whole bottle of down and zero UP.
Anyone know of a worthy replacement.
item which could take the place of PH Down, but
I can't remember whether it was vinegar or borax.

I've used a whole bottle of down and zero UP.
Anyone know of a worthy replacement.