Shock pool 1 pouch treats 10,000 gallons. If water is green use 3x dose if brown or black use 4x dose
Use acid and chemical calculator to make the PH between 6.0-6.5
Brush walls steps and floor to loosen algae so shock can kill it
Run pump/filter 24hrs to circulate shock and add sodium bicarb to bring PH back to 7.2-7.8
$99.95 avaliable on amazon. Click on picture to purchase
39.99 avaliable on amazon. Click on picture to purchase