Chlorine Granules control bacteria and algae in Spa & Hot Tub Water.They are the most popular sanitiser for spas and pools.
Your water should be chlorinated at all times.Never allow your spa or pool to be used without first testing that the water contains the correct amount of
Maintain a free chlorine residue of between 2 and 5 ppm (parts per minimum)
Pre - dissolve boost granules in a clean plastic bucket filled with water.
To increase the chlorine residual in 1000 litres of water by 1ppm add 2gm of boost granules (eg 14gm to 7,000 litres of water will increase the chlorine residual by 1ppm)
One heaped teaspoon holds approximately 7gm of boost granules .
Ensure the circulation system is running when adding the product.Operate circulation pump for at least 30 minutes after adding.
Re-test water to ensure that optimum chlorine level has been achieved (2 to 3ppm)
Never add product when spa or pool is being used ,do not allow use for at least 30 minutes after adding boost chlorine granules.