Continue shopping “PoolRx 7.5K-20K Pools Blue Mineral Unit – 4 Pack” has been added to your cart. Product Price Quantity Total × PoolRx 7.5K-20K Pools Blue Mineral Unit - 4 Pack $178.42 PoolRx 7.5K-20K Pools Blue Mineral Unit - 4 Pack quantity $178.42 Cart totals Subtotal $178.42 Shipping Shipping costs will be calculated once you have provided your address. Total $178.42 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update