HTH Ultimate Shock Granule Chlorine Booster (453.5 g)

• HTH Ultimate Shock Granule Chlorine Booster comes with a 7-in-1 formula that increases the chlorine level in your pool and stabilizes it
• Restores crystal clarity within 24 hours
• Ideal for controlling the growth of algae & killing bacteria
• Does not fade liners
• Keep chlorine levels between 1 and 4ppm
• Great for all pool types including vinyl-lined pools, gunite pools and salt water pools
• Use according to directions and warning statements on the packaging

SKU:2048304