HTH Granule Chlorinating Chemicals 18 lb

Get the ultimate in pool care convenience with this all-in-one Cal Hypo formula. It sanitizes, controls algae, clarifies, softens pool water and even prevents stain and scale to keep your pool clean, clear and ready for summer fun.
All-in-one sanitizer and shock treatment
Kills bacteria and algae
Visibly sparkling blue water in 24 hours
This cal hypo based formula sanitizes and shock treats without adding cyanuric acid (CYA) to prevent overstabilizaiton or chlorine lock