HTH™ Pool Care Shock 5.5 LB Size:5.5 LB FAST ACTING: Visible results in

FAST ACTING: Visible results in as fast as 24 hours

Cast 10 in x 10 in head

50 and 100 count packs

Protects Even in Freezing Cold Weather

Thread-necked intestinal worm

HTH™ Pool Care Shock 5.5 LB Size:5.5 LB FAST ACTING: Visible results inHTH Pool Care Shock is a fast acting pool shock engineered to restore sparkle and confidencewithout adding cyanuric acid (CYA). This Cal hypo swimming pool shock treatment boosts chlorine quickly to kill bacteria, fight algae, and clear cloudy water, helping you maintain balanced, inviting conditions after storms, parties, or heavy use. Designed for all pool types, this dependable pool shock treatment dissolves fast and wont fade vinyl liners, so you