Frog SooTHe™ Total Hardness Increaser for Hot Tubs & Swim Spas 2lbs @ease 5" x 59" (70x150 cm)

5" x  59" (70x150 cm)

Rainbow 17-2464

Freshwater™ pH / Alkalinity Up raises the total alkalinity levels and the pH in your spa water to increase the effectiveness of your sanitizer as well as reduce the chance of equipment corrosion

while boosting better circulation

If your swim spa is NOT an ENDLESS POOLS® brand swim spa

Frog SooTHe™ Total Hardness Increaser for Hot Tubs & Swim Spas 2lbs @ease 5" x 59" (70x150 cm)Frog SooTHe Total Hardness Increaser raises the total hardness level (also known as calcium hardness) of your hot tub or swim spa water. Includes the FROG TruDose Cap for precise, no mess measuring. Active Ingredient: 100% Calcium Chloride Dihydrate Size: 2 lbs. Frog SooTHe Total Hardness Increaser is compatible with all spa water sanitization systems including: silver ion granulated chlorine systems, salt systems, granulated bromine, bromine tabs