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Season Spas
Season Spas Hardness Increaser 1kg
Season Spas Hardness Increaser 1kg
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£11.99
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£11.99
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The ideal spa calcium hardness levels are between 100 - 200 mg/l (ppm), promoting balanced water and protection of spa equipment. Test the calcium hardness level of the spa and if it is below 100mg/l (ppm) use our Hardness Increaser to raise the level. Our Hardness Increaser is an effective for increasing calcium levels in your spa water.
| Spa Volumes | Increase alkality | ||
|---|---|---|---|
| Litres | Gallons | 10mg/l (ppm) | 25mg/l (ppm) |
| 500 | 110 |
8g | 19g |
| 1,000 |
220 |
15g | 38g |
| 1,500 | 330 | 23g | 56g |
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