Continue shopping “PoolRx Up to 20K Pools Booster – 4 Pack” has been added to your cart. Product Price Quantity Total × PoolRx Up to 20K Pools Booster - 4 Pack $109.01 PoolRx Up to 20K Pools Booster - 4 Pack quantity $109.01 Cart totals Subtotal $109.01 Shipping Shipping costs will be calculated once you have provided your address. Total $109.01 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update