GLB Calcium Hardness Up

Increases water hardness to prevent foaming, equipment corrosion and scaling. 

Features:

Helps maintain proper calcium hardness level of 150-250 ppm

One pound of GLB Calcium Hardness Increaser will increase the calcium hardness 10 ppm in 10,000 gallons of water

Applications: Normal: 1. Determine calcium hardness level. It should be between 150-250 ppm. 2. If the level is below 150 ppm, add CALCIUM HARDNESS UP by distributing the product over the water surface. 1 lb. of CALCIUM HARDNESS UP will increase the calcium hardness 10 ppm in 10,000 gallons of water.

Tips: Properly balanced water will prevent the formation of scale deposits and eliminate the corrosion of metal pipes and fixtures.

Compatible With: Chlorine, bromine, ozone, salt water pools, and biguanide sanitizers.