Quote Originally Posted by duraleigh
Hi, Ted,

(I seem to lose about 4ppm each day in this pool (absolute full Sun....I think I might even get some at night!)

I'll be curious to see if I can cut that loss back by going to 50CYA....maybe even 60. I lose it every winter, anyway.
Dave, hi, you know what you're doing, so I won't question it further.