AquaSparkle Spa Hardness Plus

Calcium hardness or total hardness is a measure of how hard or soft the water is. The level with vary depending on where your water supply comes from. The hardness depends on the amount of mineral salts, predominently calcium, are dissolved in the water. If the hardness of your water is less than 100mg/l then you should increase it.

Low levels of hardness can cause foaming and corrosive water; high levels of hardness can cause scale formation and cloudy water.

AquaSPArkle Water Hardness increaser is used to Increase the water hardness 1kg