Diesel fuel de-freezer. 946 ml. Highly efficient composition. The newest formula without methanol. It de-freezes crystalized diesel fuel within 15 minutes. Application: Dismantle the clogged fuel filter and remove crystalized fuel from it. Pour 50 ml of the additive into the filter and install it on its place. Add the necessary amount of the de-freezer into the fuel tank (one vessel is designed for 200 liters of fuel).