Stabilised Chlorine Granules
||Sodium Dichloroisocyanurate 56% strength.
||A granular form of chlorine sanitiser for pools and spas. Also used as a shock treatment on small above ground pools.
||100 grams increases the chlorine level by 1ppm in a 10,000 gallon pool.
|Pool Shock Dose
||Add 750 grams per 10,000 gallons of pool water. This might need to be doubled or even trebled depending on how much algae is present.
||5 grams (a teaspoon) increases the chlorine level by 2.5ppm in a 1,000 litre spa.
||Dissolve granules in warm water in a plastic bucket and distribute around the pool.