EXCLUSIVE Number 8 Long Term Weedkiller Concentrate 200ml SKU: 229337 MODEL: BRPP Sorry, there is currently no online price available for this product.Contact your local store for pricing and availability. × Mitre 10 MSAvailable at Mitre 10 MEGA and selected Mitre 10 stores. Variants Mix 10ml of concentrate to 1 litre of water. Will show signs of weed kill in 5 days. Child proof safety cap and measuring cup supplied. Features and benefits Long term weed killer. Will kill weeds for up to 12 months. Makes 20 litres.