Description:
SpaGuard Calcium Hardness Increaser increases the calcium hardness of your spa or hot tub.
- Granular calcium chloride
- For raising calcium hardness
- Inhibits corrosion of hot tub equipment and surfaces
SpaGuard Calcium Hardness Increaser raises the calcium hardness of your hot tub to protect your hot tub against corrosion, extending the life of your equipment and hot tub surfaces.
Dosage:
Always follow label instructions, dosages are provided here to inform your purchase decisions. These dosages are not meant as a replacement for label instructions.
1 tablespoon per 100 gallons increases calcium hardness ~25ppm
More detailed addition chart included on container.
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