Where we mention In The Swim Alkalinity Increaser for Swimming Pools, 50 lb

• Raise Pool Alkalinity: Step-by-Step with Baking Soda

  Bulk sodium bicarbonate · Best for: Very large pools (above 25,000 gallons) or repeat TA corrections across multiple seasons

• Pool Total Alkalinity: What It Is, Ideal Range, and How to Raise or Lower It

  Bulk sodium bicarbonate · Best for: Very large pools or repeat corrections