Continue shopping “PoolRx 7.5K-20K Pools Blue Mineral Unit – 2 Pack” has been added to your cart. Product Price Quantity Total × SX180HG Hayward Pro Series Sand Filter Drain Cap SX180HG $11.01 SX180HG Hayward Pro Series Sand Filter Drain Cap SX180HG quantity $11.01 × PoolRx 7.5K-20K Pools Blue Mineral Unit - 2 Pack $106.79 PoolRx 7.5K-20K Pools Blue Mineral Unit - 2 Pack quantity $106.79 Cart totals Subtotal $117.80 Shipping Shipping costs will be calculated once you have provided your address. Total $117.80 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update