Aqua Ph Plus

HTH^® Super Shock! Pool Shock Treatment is a 4-in-1 shock formulated with Cal Hypo to kill and prevent bacteria and algae for crystal clear, healthy water. Each pound of Super Shock! treats 13,500 gallons and restoring crystal clarity in just 24 hours. HTH^® Super Shock! is for all pool types and won’t fade your pool liner. Test and shock water weekly to keep your pool clear all season long! 454 gram packet, 3 x 454 gram packets, or 6 kg pail