PoolRx Algaecide Mineral Unit Pool Chemicals, Blue, 4 Pack(4)Pool Chemicals

Effectively eliminate non-living matter and reduce the amount of salt chlorine production in your pool with this proprietary blend of minerals that fight non-living matter and promote low levels of chlorine in your water. These minerals dissolve and form a stable residual throughout the pool water for up to 6 months. By eliminating non-living matter, this mineral unit frees up low levels of chlorine to be more active in your pool water to achieve a clean and clear look. This also helps to aid in the longevity of your pool equipment with a decrease in chemical usage and maintenance times. Prolong the life of your equipment, save money, and improve the quality of your water with this PoolRx Blue Mineral Unit for pools 7,500 to 20,000 gallons.PoolRx Algaecide Mineral Unit Pool Chemicals, Blue, 4 Pack Maintain chlorine levels between 0.5ppm and 1.0ppm Keep pH levels between 7.2 and 7.8 Ensure alkalinity is maintained between 80 and 120 Maintain cyanuric acid levels between 10 and 80 Replace the unit every 12 months Add PoolRx booster after 4 to 6 months if needed Active ingredients include Copper Sulphate Pentahydrate (86.85%), Zinc Sulfate Monohydrate (1.51%), Silver Nitrate (0.40%), and Other Ingredients (11.24%) Not compatible for use with bromine or biguanides No need for phosphate removers, other algaecides, or clarifiers