Alkaline Pre-Wash Cleaner Vorreiniger B (Vb), 11L

Koch-Chemie Vorreiniger B (Vb) is a highly concentrated alkaline prewash cleaner for vehicles. It produces active foam and rapidly removes stubborn contaminants, including insect residues, bird droppings, traffic film and wheel grime.

Advantages:

— Phosphate-free

— Contains corrosion inhibitors, making it suitable for sensitive metals such as anodized aluminium

— Suitable for removing copolymer wax coatings that build up on vehicle surfaces and require periodic removal

— Compatible with biological wastewater treatment systems, making it suitable for car washes equipped with their own wastewater treatment facilities

— Complies with VDA Class A requirements: maximum contact time of 5 minutes and maximum permitted application concentration of 1:300

— Economical in use due to its high concentration

— Original Koch-Chemie product

Areas of application:

— Cars and trucks

— Wheel rims, including anodized aluminium rims

— Removal of copolymer wax coatings

— High-capacity car washes and touchless high-pressure washing systems

Directions for use:

Dilute according to the level of soiling and the intended application:

— Prewashing: 1:30 to 1:50

— Wheel rim cleaning: 1:3 to 1:10

— Copolymer wax removal: 1:5 to 1:10

— High-pressure self-service car washes: 1:300

Apply evenly to the entire surface, allow the product to dwell briefly, then rinse thoroughly with a pressure washer.

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