Continue shopping “406303A Applied Biochemists Black Algaetrine 32oz. (4 Count)” has been added to your cart. Product Price Quantity Total × DEX4800R Hayward Pro-Grid Filter Retainer Rod DE4820 $38.87 DEX4800R Hayward Pro-Grid Filter Retainer Rod DE4820 quantity $38.87 × 406303A Applied Biochemists Black Algaetrine 32oz. (4 Count) $118.01 406303A Applied Biochemists Black Algaetrine 32oz. (4 Count) quantity $118.01 Cart totals Subtotal $156.88 Shipping Shipping costs will be calculated once you have provided your address. Total $156.88 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update