" data-description="Cloverleaf Blanket Answer is the UK's no.1 best-selling blanket weed treatment. This unique blend of minerals and enzymes works where many bacteria cultures fail. Blanket Answer is 100% safe for all pond fish, plants, and biological filtration systems. Also, UV units or protein skimmers need not be switched off either, unlike some other products on the market. Very easy to use, simply add Blanket Answer to a watering can of pond water can and spread evenly over the pond surface. This pack treats ponds up 10,000 litres." data-product-sku="">