What is the upper limit of FC that is o.k. to swim in?
Battling algae and shocking like crazy. I'm hopeful that I will pass the FC overnight test tonight and that I can use pool this weekend thus my question. How low must the FC be before it is o.k. to swim. CYA is 75-80.
Battling algae and shocking like crazy. I'm hopeful that I will pass the FC overnight test tonight and that I can use pool this weekend thus my question. How low must the FC be before it is o.k. to swim. CYA is 75-80.