Koch Chemie Teerwäsche A can be used on all solvent-stable surfaces of cars, commercial vehicles, workshop floors, machines, etc.

Avoid using this (and other petrochemical degreasers) on tire sides and rubber. This can ultimately cause discoloration and brown spots.

In the case of ingrained asphalt stains, you can go over several rounds and possibly use a microfiber cloth to gently work on the stains.

pH value: Not water-based.
Mixing ratio: Use concentrated.
Areas of use: Removal of asphalt, bitumen, tar on exteriors and in engine compartments.
Application methods: Spray bottle.

How to use Teerwäsche A:

Make sure you wash in the shade and that the panels are cooled.

1. If necessary, apply around the entire car up to window moldings, and all the way up to the tailgate. Leave on for 3-5 minutes.
2. Feel free to add pre-wash foam ( Vorreiniger B / Green Star ) on top. Leave on for a further 3-5 minutes.
3. Rinse thoroughly with a high-pressure washer, from the bottom up.