Baquaspa Calcium Hardness 1 lbSold Out
BAQUA SPA Calcium Hardness Increaser (14 oz) is designed to raise the calcium hardness of your hot tub water. Calcium Hardness levels should be maintained between 200-400 ppm.
Test calcium hardness monthly and add this product if calcium hardness is below 200 ppm.
Use convenient dosage chart on product label.
If a large amount of Calcium Hardness is required (more than a 50 ppm addition), add in 1/3 increments, allowing 4-6 hours between additions.