Continue shopping “Aladdin Hayward DEX2400Z3A Filter Relief Valve Stem O-ring O-500KIT” has been added to your cart. Product Price Quantity Total × Swimtrine Green Mustard Algeacide Plus 32oz. 406103A - 4 Pack $95.90 Swimtrine Green Mustard Algeacide Plus 32oz. 406103A - 4 Pack quantity $95.90 × Aladdin Hayward DEX2400Z3A Filter Relief Valve Stem O-ring O-500KIT $9.01 Aladdin Hayward DEX2400Z3A Filter Relief Valve Stem O-ring O-500KIT quantity $9.01 Cart totals Subtotal $104.91 Shipping Shipping costs will be calculated once you have provided your address. Total $104.91 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update