Home / Chemicals / Pool / Chlorine/Bromine / 10 Lb. bag of Alkalinity Plus View cart “1lb Bag of NST Purify” has been added to your cart. $27.99 10 Lb. bag of Alkalinity Plus 10 Lb. bag of Alkalinity Plus quantity Add to cart SKU: 62129 Categories: Chemicals, Chlorine/Bromine, Pool, Water Balancers Product ID: 3439 Description Description 10 Lb. bag of Alkalinity Plus Related products Sale! 5lb Turbo Shock $42.99 $36.99 Add to cart Sale! 1lb Bag of Turbo Shock $10.99 $8.99 Add to cart Sale! 50lb 3″ Chlorine Tablets $299.99 $249.99 Add to cart Sale! 35lb Instant Clear Chlorine Granules $321.99 $281.99 Add to cart