AquaSPArkle Spa Chlorine granules is one of the most popular products for ensuring spa water is safe and bacteria free. Apply daily to achieve the recommended free chlorine level of 3-5 mg/l (ppm). These granules are rapid dissolving and have little effect on the pH of the spa water
Maintain pH level within the ideal range for chlorine use of of 7.2 – 7.6.
Test your water and maintain a free chlorine residual in yout hot tub within the range 3 – 5mg/litre (ppm). NB Freshly filled new spas or spas left drained for a period of time require an initial start up dose of 20mg/litre (ppm) of free chlorine circulated for a minimum of 2½ hours.
These chlorine granules may be applied directly to spa water where temperatures exceed 20 degrees C. If the water temperature is lower pre-dissolve this product in a clean plastic container at a maximum concentration of 10g of granules to 1 litre of water. Stir well to ensure product is fully dissolved. Add the resulting solution to the spa whilst the pump(s) are turned on.
Test daily and repeat the dose as necessary to maintain the chlorine residual within the desired range.
AquaSPArkle Spa Chlorine Granules are rapidly dissolving and ensure your spa water stays safe and bacteria free with a minimal impact on the pH of your hot tub water.
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Michael S.
Northampton,
United Kingdom
Mar 10, 2026
Absolutely delighted with the Aquasparkle Chlorine Granules 1kg from RLJ Supplies! The quality is superb, and the service was five stars as always. Delivery was incredibly quick, and everything arrived in perfect condition. Couldn’t ask for better, consistently excellent experience. Highly recommended!
