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MiniMax CH 150
purchased separately
Polaris 380 Rebuild Kit 9-100-9030
Top Housing Assembly for the following Polaris Pool Cleaners:
DuraChlor Calcium Hardness Increaser - 4 Pounds pool-diving-boards MiniMax CH 150DuraChlor Calcium Hardness Increaser Calcium Hardness Increaser is used to raise the total hardness in swimming pool water. Low calcium levels can cause damage to the pool surface and equipment such as etching, pitting, corrosion or other similar problems. Calcium Hardness Increaser Features: Raises the water hardness in pool water Proper calcium levels prevents damage to pool surface and equipment Calcium flakes Size: 4 Pound Bucket Dosage Amount: