Spa Pure Hardness Increaser 16 oz universal-spill-kits Product Features: Innovative insulated double

Product Features:  Innovative insulated double nitrile foam grip Fixed acrylic terry liner Dual nitrile coating

Brand: North

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one-piece lens helps protect eyes from certain liquids

Spa Pure Hardness Increaser 16 oz universal-spill-kits Product Features: Innovative insulated doubleSpa Pure Hardness Increaser Booster (Calcium Hardness Increaser) increases the overall hardness of your spa or hot tub water. Low calcium hardness can corrode the heater and damage the spa surface, and can also contribute to excessive foaming. High calcium hardness can cause scale buildup and cloudy water. The high water temperature of a spa makes it harder for calcium to stay in solution, so it is recommended to use Stain and Scale Preventer weekly