Leisure Time Calcium Booster increases the calcium hardness in spa and hot tub water.

Leisure Time Calcium Boost

Price: $9.59

Leisure Time Calcium Boost

Leisure Time Calcium Boost raises the calcium hardness level in spa and hot tub water. This reduces spa foaming and helps to prevent equipment corrosion due to this aggressive water condition. Maintain spa water hardness level between 150 to 400 ppm. Dosage: 1 ounce will increase 500 gallons of spa water 7 ppm. Compatible with all spa sanitizers.

1-Quart Bottle