Concentrated Alkaline Pre-Wash Cleaner Prewash Express (Pe), 5L

Koch Chemie Prewash Express (Pe) is a highly concentrated, phosphate-free, strongly alkaline prewash detergent for cars and trucks (pH 13.3). Its combination of high-quality complexing agents and special surfactants rapidly dissolves even stubborn contaminants, including insect residues, bird droppings, traffic film and brake dust or other dirt on wheel rims.

The product is particularly suitable for car washes requiring a short contact time, including express car washes. It can also be used for the alkaline cleaning of car wash equipment. In addition, it is compatible with biological wastewater treatment systems.

Advantages:

— highly concentrated and economical in use;

— phosphate-free;

— rapidly and effectively removes insect residues, bird droppings and road grime;

— suitable for car washes with short contact times, including express car washes;

— complies with VDA Class B requirements: maximum contact time of 1 minute and maximum permitted application concentration of 1:100;

— suitable for professional use;

— genuine Koch Chemie product.

Areas of application:

Cars, trucks, construction machinery, steel rims, alkali-resistant painted aluminium rims, as well as car wash equipment and premises.

Directions for use:

Dilute according to the level of soiling:

— prewashing: 1:30 to 1:100;

— wheel rim cleaning: 1:4 to 1:20;

— wash bay cleaning: 1:2 to 1:15.

Apply evenly to the entire surface and rinse thoroughly with a pressure washer within a maximum of 1 minute.

Do not apply to hot surfaces. Do not allow the product to dry on the surface.