So I tested my water this morning and my ph went from 7.8 down to 7.2 overnight. I did not add any acid or anything else to the water. What would cause the ph to drop like that????
Re: Low chlorine reading
So I tested my water this morning and my ph went from 7.8 down to 7.2 overnight. I did not add any acid or anything else to the water. What would cause the ph to drop like that????
16'x32' oval 15K gal IG vinyl pool; liquid chlorine; Hayward cartridge filter; Hayward 3/4 hp pump; 3/5/2012hrs; Taylor 2006c; utility water; summer: none; winter: vinyl / water bags; ; PF:8
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