HTH 4 Lb. Calcium Hardness Increaser Granule
HTH 4 Lb. Calcium Hardness Increaser Granule
Regular price
$14.29 USD
Regular price
Sale price
$14.29 USD
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Raises calcium hardness in pools. Helps prevent corrosion of metal and plaster surfaces. Convenient dosage chart included. Compatible with salt systems.
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