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12.5% chl solution = 125,000ppm Assuming 0 chl in pool and wanting to attain 5ppm. Pool volume of 13,500 = 1,728,000oz So, 125,000ppm * x = 5ppm * 1,728,000oz x = 69.12oz to add to pool

Hi, I was looking for an equation (outside of the pool math calculator) for adding chlorine to my pool and found this: Initial chl solution * x = desired solution * pool volume I tried it out on my pool numbers and checked it against the pool math calculator and it appears to work (at least...

Here's what I would do: go ahead and let the kids swim right now, then before you go to bed tonight bring your FC up to SLAM level, then test it in the morning, just to be sure all of your algae is gone. My feeling is you probably did kill the algae, but I would do the overnight, just to be...

Ollie's has "liquid pool shock" 12.25% for $2.79. Watch out that you don't accidentally pick up the anti algae stuff, though, which looks almost identical but is $4.79. My friend did that last summer, dumped 2 gallons in her pool, and then called to ask why it was foaming. Took a while of...

Maybe I'm missing something, but I'm thinking about playsand that my kids have had in their boxes, and I can't help think that if you dropped a sump pump in the pool and filtered the water through a couple of pillowcases rubber banded to the end of the sump return if that wouldn't catch all of...

I haven't posted to the forum before, but I'm going to hop in here just to give you a heads up, in case you are making the same mistake that I was making in trying to clean up my own swamp, because our experience looks similar. I did 2 weeks of SLAM, really careful to follow all the rules, etc...