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Raises calcium hardness of pool water. Proper calcium levels are important to prevent foaming, staining, equipment corrosion, etching and scaling of surfaces. Raises Calcium Hardness of pool water Can help prevent staining, etching or distortion of the pools surface 6.25lbs per 10,000 gallons will raise approximately 50 ppm
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🇺🇸 Ship from USA · On Agora since 2024
$34.91