1kg Spa pH Plus (Soda Ash)
pH Plus Information
pH plus (also known as pH Increaser, Alkali, Soda Ash or Sodium Carbonate) is used for increasing the pH of your spa water.
Add at a rate of 25g per 2.27m3 (500 gallons) of water.
Please read instructions on the products before use.
For more information on chemicals and water treatment, there are documents and downloads available in our Resources section.