Recent content by maclenscruff

thank you so much for your reply

thanks you! now what about the TC? is it safe to swim?

ok, 25,000 gallon above ground pool. Brand new sand filter. Been in the 90's here all week. fc-unknown tc-put 5 drops of oto in tester water turned dark yellow almost brown with little red specks in it. cya-60 ta-put in 100 drops would not turn red just lite yellow color ph-7.2 What is going...