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Rendezvous Calcium Hardness Up

Raises Calcium Hardness level in spa water to prevent corrosion.

$14.00

Rendezvous Calcium Hardness Up increases the levels of calcium in the spa water to help reduce foam and protect the spa from harmful corrosion from soft water or low calcium levels.

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Royal Pool & Spa is now OPEN for the season! Our hours are Monday-Friday 9am to 5pm and Saturday 10am to 3pm.