Continue shopping “SX220Z2 SwimClear Pro-Grid Filter Bulkhead Max-Flo II Pump Diffuser O-Ring” has been added to your cart. Product Price Quantity Total × 561219 AquaChek Pool Water Cyanuric Acid Test Strips (2 Count) $18.27 561219 AquaChek Pool Water Cyanuric Acid Test Strips (2 Count) quantity $18.27 × SX220Z2 SwimClear Pro-Grid Filter Bulkhead Max-Flo II Pump Diffuser O-Ring $5.46 SX220Z2 SwimClear Pro-Grid Filter Bulkhead Max-Flo II Pump Diffuser O-Ring quantity $5.46 Cart totals Subtotal $23.73 Shipping Shipping costs will be calculated once you have provided your address. Total $23.73 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update