TW-385 is designed to clean over the road tractor/trailers and other type commercial vehicles. It
will clean painted surfaces without damage (when used as directed). TW-385 will remove carbon
stack stain and magnetic road film from trailers without brushing. It will work in cold water as well
as hot, and rinse free at any temperature. It will clean aluminum surfaces without damage. Designed
for heavy duty cleaning such as drive through truck washes. TW-385 is the best performing truck
wash in America today. TW-385 contains no phosphates, no phenols, no solvents, no caustics and
maintains a full strength pH 12.5 and use dilution pH of 11 or less depending on dilution rate.

Application: apply to the surface at the rate of 1 part TW-385 to 20-100 parts water, depending on
severity of soil conditions. For use in cold water application: use at the rate of 1 part TW-385 to
15-75 parts water. When cleaning with pressure washers, always apply cleaning solutions from the
bottom up on a dry surface. Always detail clean from the bottom up and rinse from the top down.
Water hardness plays an important roll in the success of brushless cleaning and should be checked
before use. If water hardness is over 6 grains, a water softener should be used with the pressure
washing equipment.