Description
Relax Hardness Plus 5kg x Box of 4
Hardness Plus
Directions for use
Use a test kit or ask your pool dealer to establish the Calcium Hardness of your pool or spa water. If below 200ppm proceed as follows
To increase the Calcium Hardness by 10ppm add 15gm of Hardness Plus per 1000 litre Pool water. (700gm per 10,000 gallons of Pool water.
Make sure that the Pool cover has been removed, the pool circulation is on and that the pool is not being used.
Always pre-dissolve this product in a clean plastic bucket full of water (Dilute at a rate of 100gm per 10 litre bucket)
Pool water will cloud temporarily when adding this product.
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