AquaSparkle Spa Hardness Plus (1 kg)

  • AquaSparkle Spa Hardness Plus (1kg).
  • Hot tub water balancer.
  • Used to increase calcium hardness of soft spa water.
AquaSPArkle Spa Hardness Plus is an effective product used for increasing calcium hardness levels within your hot tub water.
Availability: In stock
Spa Hardness plus is used to increase calcium hardness. When the calcium hardness level is below 100mg/l water can become corrosive leading to damage to spa finish and spa plant equipment.
More Information
DeliveryNext working day - Mainland UK only (if order placed before 2PM Monday to Friday)
Barcode Number (GTIN)5060149800935
Used InHot Tubs (Hard Shell), Small Pools
Used ForSoft Water
Instructions for use1. Before applying this product it should be pre-dissolved in a clean plastic container at a maximum rate of 10 g per 1 litre (0.2 gallons) of clean cold water. Stir well to ensure the product is fully dissolved. Repeat application to achieve the total dose required – see table below for dose rates. It is recommended that the total treatment is split into three equal applications with a minimum of 1 hour between each. 2. After pre-dissolving add the resulting solution to the spa with the filtration system in operation. 3. Following the application the spa water may become cloudy so keep the filtration pump running continuously until it clears. 4. After treatment check the pH level and if necessary adjust to ideal range of 7.2 – 7.6. Dose rates: To increase calcium hardness by 10 mg / l add 15 g to 1,000 litres (220 gallons) of water. To increase calcium hardness by 25 mg / l add  38 g to 1,000 litres (220 gallons) of water. ALWAYS ADD CHEMICALS TO WATER & NOT WATER TO CHEMICALS. NEVER MIX CHEMICALS.
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