Hardness Increased
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New Zodiac Calcium Up Hardness Increaser 2kg – Pool ChemicalCalcium Balance for Better Pool Water Care Zodiac Calcium Up Hardness Increaser increases calcium hardness in swimming pool water to help correct soft or low-mineral water. It is used when calcium hardness needs to be increased as part of pool water balancing. Low calcium hardness can make... Learn More$16.00 -
Zodiac Calcium Up Hardness Increaser 10kg – Pool ChemicalCalcium Balance for Better Pool Water Care Zodiac Calcium Up Hardness Increaser increases calcium hardness in swimming pool water to help correct soft or low-mineral water. It is used when calcium hardness needs to be increased as part of pool water balancing. Low calcium hardness can make... Learn More$65.00 As low as $53.00 -
New Zodiac Calcium Up Hardness Increaser 4kg – Pool ChemicalCalcium Balance for Better Pool Water Care Zodiac Calcium Up Hardness Increaser increases calcium hardness in swimming pool water to help correct soft or low-mineral water. It is used when calcium hardness needs to be increased as part of pool water balancing. Low calcium hardness can make... Learn More$26.00 -
Iluka Hardup Calcium Hardness Increaser 500g – Spa ChemicalIluka Hardup Increases the Calcium Hardness level in the spa and hot tub water. Water that is low in calcium can corrode equipment, etch the concrete and grouted surfaces, and provide an environment favourable to algal growth. The Calcium Hardness level of a spa and hot tub should always be… Learn More$26.00
