Clorox Pool&Spa XTRABLUE 3” Chlorinating Tablets, Individually Wrapped, Kills Bacteria & Stops Algae (5 LB)

Cleans Water & Stops Algae: Kills harmful bacteria and prevents equipment corrosion, scale and stains. Kills and prevents all types of swimming pool algae (green, mustard, black)Long-lasting sunlight protection: Contains...