Yea, I was just thinking the sun might have warmed up the top layers. I don't know that algae CAN'T grow below 60, but I know growth is significantly slowed.
Yea, I was just thinking the sun might have warmed up the top layers. I don't know that algae CAN'T grow below 60, but I know growth is significantly slowed.
26K gal 20x40 rectangular IG vinyl pool; Apr 2014: New pump, liner, auto-cover, & water; Pentair Whisperflo 1HP pump; Pentair Trition sand filter; Cover/Star CS-500 auto cover; Taylor K-2006C; OTO