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Hardness increaser increases the calcium level in spa water.
1 kg.
728 in stock
Hardness increaser helps raise the calcium hardness levels in Spa and hot tub water. If there is insufficient levels of calcium in the water it may be difficult to balance the water and grout loss within tiled spas may occur.
Instructions: The hardness of the water should be maintained in the range 100-250 mg/l. Add 20 grams per 1500 litres of water to increase the calcium hardness by 10 mg/l.
| Volume | 1 KG |
|---|
Hardness increaser helps raise the calcium hardness levels in Spa and hot tub water. If there is insufficient levels of calcium in the water it may be difficult to balance the water and grout loss within tiled spas may occur.
Instructions: The hardness of the water should be maintained in the range 100-250 mg/l. Add 20 grams per 1500 litres of water to increase the calcium hardness by 10 mg/l.
| Volume | 1 KG |
|---|
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