Cooling system anti-freeze. Febi is a product to protect all types of engines from freezing and corrosion. Description: Febi is a product protecting all internal combustion engines with liquid cooling and the cylinder block made of cast iron or aluminum from freezing and corrosion. It meets the requirements of VW, Audi, Seat and Skoda. Features: Febi protects from freezing at the temperature as low as -40 °C and perfectly protects from corrosion and deposits. Febi increases the boiling temperature. In this way, it ensures even heat removal even at the concentration of 33 %. In the cooling system, Febi ensures sufficient anti-corrosive protection and protection from freezing as low as -22 °C. Approvals: MB 325.3; MAN 324; Renault Type D; VW TL 774 D