Hi! With a CYA of 80, your FC is just fine. Perfect for swimming as long as your water is clear! ...and it warms up... What is your CC?
Your ideal FC range is around 6-10, never letting it drop below 5. Here is a link to Ben's chart for recommended CYA/FC ranges: http://www.poolsolutions.com/gd/best...ine-chart.html
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