Directions for use: With sprayer: for heavily soiled vehicles, prepare a 1 to 20 solution. Spray from bottom to top and leave to act for one to two minutes. Rinse with high pressure. For less dirty vehicles, a solution of 1 in 25 to 1 in 50 is sufficient. With the foaming unit: the use and dosage depend on the system used. With high pressure devices: make a solution of 1 to 10 and adjust the metering valve to obtain a final solution of 0.5 to 2%. Ideal temperature: 60 °. Manual maintenance: use a 1 to 100 solution. Wash vehicle with brush or sponge. Rinse thoroughly.