When you use chemical do water treatment, you must consult you pool local chemical dealer for advice. And the users also should always follow the instructions from the chemical manufacturer, beacsue different chemical brands have different concentration (strong or weak).
When you use chemical do water treatment, you must consult you pool local chemical dealer for advice. And the users also should always follow the instructions from the chemical manufacturer, beacsue different chemical brands have different concentration (strong or weak).