Hardness and Scale Control

If you keep the TA and pH balanced you won't need to worry about scaling unless you live in a very hard water area.

If your water is very soft, you might need to increase the calcium hardness to unsure your sanitiser works efficiently and to control foaming.

Symptoms of Low Total Hardness

  • Cloudy Water
  • Foaming Water
  • Staining may occur
  • Corrosion of pumps and heater
  • Pitting and etching on spa surfaces

Symptoms of High Total Hardness

  • Scale will form
  • Water may be cloudy
  • Skin and eye irritation may occur
  • Scum around the water line
  • Frequent filter cleaning required