Hardness Raiser 25kg Granular

SKU: HR25

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Pool Pro Hardness Raiser 25kg is designed to increase the total hardness of your swimming pool and spa water, ensuring the correct balance of calcium levels. Maintaining appropriate hardness levels prevents corrosion of pool equipment and surfaces and helps to keep the water clear and balanced.

Available in the following sizes: 2kg, 4kg, 10kg & 25kg.