Home / Chemicals / Pool / Chlorine/Bromine / 10 Lb. bag of Alkalinity Plus View cart “20.6lb NST (Cal Hypo / Non Stabilized Tablet)” 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! 20.6lb NST (Cal Hypo / Non Stabilized Tablet) $139.99 $118.99 Add to cart Sale! 10lb NST (Non Stabilized Tablet) $80.99 $69.99 Add to cart Sale! Box of 12- 1 lb Bags of Rapid Shock – $89.99 $62.99 Add to cart 1lb Bag of NST Purify $14.99 Add to cart