Increasing the hardness of your spa water is key to preventing etching, pitting and corrosion of spa surfaces and metallic components. This is where Poppits Spa Cal Hardener comes in – this product increases water hardness in one easy dose, helping enhance the life of your spa’s surfaces and equipment. Increases the calcium hardness levels in the spa water

  • Protects spa pipes and surfaces
  • Contributes to bather comfort

Available Pack Sizes
500g Container

Poppits Spa Cal Hardener