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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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Starting November 1st our retail store will be closed thru April 1, 2020. We will be available by phone 7 days a week for any 2020 season pool bids and/or 2020 season pool service appointment scheduling. Kim would also be glad to meet anyone needing chemicals throughout the winter, we'll just need a 24 hour notice.