Hardness Increaser 4KG

PRODUCTS Chemicals Hardness Increaser 4KG


Crystal Waters Hardness Increaser is used to raise the Calcium Hardness level in your swim spa water. This can be known as Calcium, or Total Hardness. Water low on calcium can draw it out of other metals in your swim spa, corroding the equipment, and provide an environment favourable to algal growth.

  • Dosage: To raise Calcium Hardness by 10ppm, add 10g per 1,000L.
  • Recommended Calcium level: 80ppm-140ppm
  • Active constituent: Calcium Chloride
  • Available sizes: 500g (Calcium Enhancer), 4kg
About Crystal Waters

Crystal Waters Pool and Spa Solutions is an Australian owned company, specialising in odourless and unique Chlorine and Bromine free chemical systems for pools, spas and swim spas. Crystal Waters is gentle on sensitive skin, and prevents the issues harsher chemical systems can cause such as rashes and skin and eye irritation, and is designed to prevent aggravation of ongoing skin allergies and respiratory issues.