Please choose product options by visiting Phoslock. View cart “Copper Sulphate Aquatic Algaecide” has been added to your cart. Order before 12pm today for same day shippingMy Cart Product Price Quantity Subtotal × Hydrogel 250g $299.85 Hydrogel 250g quantity $299.85 × Copper Sulphate Aquatic Algaecide $398.85 Copper Sulphate Aquatic Algaecide quantity $398.85 Coupon: Apply coupon Update cart Enter postcode to view all dispatch options. Cart totals Subtotal $698.70 Shipping Click & Collect (Carrum Downs) Shipping to Victoria. Update shipping postcode Country / region: Select a country / region… AustraliaNew Zealand Postcode / ZIP: Update Total $698.70 Proceed to checkout