Aquablanc Spa Non Chlorine Starter Kit is a gentle, odour-less alternative to the traditional method of disinfecting your Hot Tub or Spa water with chlorine or bromine, suitable for bathers with sensitivities to chlorine/bromine or those who prefer a gentle, odour free bathing environment. The AquaBlanc System is a Non-Chlorine, Active Oxygen Treatment in a 2-step system for domestic hot tubs and spas: Starter Kit Includes: - 1kg Aquablanc O2 Tablets - 1ltr Aquablanc Combination A liquid - 1.5kg pH Minus, 1kg pH Plus - 1kg TA Plus, - Aquablanc test strips and a free floating dispenser. - Aquablanc Spa Guide. AquaBlanc O2 Tablets : - To disinfect hot tub/spa water Using the O2 tablet dispenser, these active oxygen tablets are ideal for dosing your hot tub/spa prior to bathing commencing or at least weekly (used in conjunction with Combination Liquid included) AquaBlanc A Combination Liquid : - To activate hot tub/spa water Used weekly or as an activator liquid for hot tubs/spas (used in conjunction with O2 tablets included) pH Minus: - For decreasing pH of hot tub/spa water Ideal hot tub/spa pH levels are between 7.0 - 7.4, promoting bather comfort, plant/equipment protection and effective chemical use. Test pH of your hot tub/spa and if the pH is ABOVE 7.4 then use pH minus to decrease it pH Plus: - For increasing pH of hot tub/spa water Ideal hot tub/spa pH levels are between 7.0 - 7.4, promoting bather comfort, plant/equipment protection and effective chemical use. Test pH of your hot tub/spa and if the pH is BELOW 7.0 then use pH plus to increase it TA Plus: - For increasing alkalinity of hot tub/spa water Ideal hot tub/spa Total Alkalinity levels are between 80 - 150ppm, promoting bather comfort, pH stability and effective chemical use. Test the Total Alkalinity of your hot tub/spa and if the TA is below 80 then use TA Plus to raise it 50 Dip Tests: - To test for Active Oxygen (AquaBlanc), pH and Total Alkalinity Free Floating Tablet Dispenser: - Allows the O2 Tablets to slowly dissolve in your hot tub/spa