Leisure Time Alkalinity Increaser


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Product Number: ALK
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Full Description

Leisure Time Alkalinity Increaser - 2 Pounds

Alkalinity Increaser by Leisure Time will raise the total alkalinity in your hot tub. Maintaining proper alkalinity levels will help to prevent pH imbalance and protect your hot tub equipment from damage and scale buildup.

It is recommended to keep the alkalinity level in your hot tub between 80 and 150 ppm. Alkalinity increaser is compatible with all sanitizing systems.

Directions for use:

  • Use as need when the alkalinity in your hot tub tests below 80 ppm. 
  • 1. Add 1 ounce (2 tablespoons) of alkalinity increaser to the hot tub.
  • 2. Allow water to circulate for 30 minutes. 
  • 3. Retest water and repeat steps 1 and 2 until total alkalinity reaches the desired level.


  • Sodium Hydrogen Carbonate - 100%

Leisure Time Alkalinity Increaser