Quote Originally Posted by staclear View Post
also how many gallons of bleach should use for 23000 gallons of water.
In a 23000 gallon pool, it takes 1/2 gallon of 6% bleach to raise your Chlorine by 1 ppm...so if you wanted to go from 5 ppm to 20 (shock)you would add 7 1/2 gallons of bleach.

Janet