if your CYA is 100, accoring to the chlorine/CYA chart
CYA 100, Minimum FC 7, Target FC 12,
is it safe to swim with a FC of 12 with CYA at 100?
cause the CYA is locking up a large part of the chlorine?
CYA 100, Minimum FC 7, Target FC 12,
is it safe to swim with a FC of 12 with CYA at 100?
cause the CYA is locking up a large part of the chlorine?