SpaGuard® Calcium Hardness Increaser 42636BIO

Raises calcium levels

• Prevents corrosion of equipment due to low calcium hardness
• Prevents etching of plaster due to low calcium hardness

To use Calcium Hardness Increaser:

1. Perform a complete water analysis and add Calcium Hardness Increaser according to ALEX recommendations. 1 Tbs. per 100 gallons increases calcium hardness 25 ppm.

2. Do not pre-dissolve. Broadcast into spa with the circulation running.

3. Brush up any undissolved product.

NOTE: Avoid physical contact with product. Follow safety information on label instructions. Store in a cool, dry place. Keep out of the reach of children.