Alkalinity Increaser Alkalinity Increaser Critical to pH control, this granular formula effectively raises alkalinity levels which might otherwise cause equipment corrosion. Features: Raises total alkalinity Prevents pH bounce Applications: Start-Up: Add 1 oz (2 tbsp) to spa water. Allow water to circulate for 30 minutes. Retest water and repeat Steps 1 and 2 until the desired level is reached. Tips: For best results, dissolve granular products first by adding to a small, plastic pail filled with water. Compatible With: Chlorine, bromine, ozone and biguanide sanitizers.

Alkalinity Increaser