
Description
Koch Chemie Vorreiniger B 1L
High-Foaming Alkaline Pre cleaner
Powerful Pre-Wash Cleaner for Cars, Trucks & High-Pressure Wash Systems
Koch Chemie Vorreiniger B (Pre-cleaner B) is a highly concentrated, alkaline, high-foaming pre cleaner developed for professional car and truck prewashing. Its advanced, phosphate-free formula combines high-quality complexing agents and specialized surfactants to rapidly dissolve stubborn contamination, making it ideal for high-volume car wash facilities and non-contact high-pressure washing systems.
Key Features & Benefits
· High-Foaming Alkaline Pre-cleaner
Produces a rich, active foam that clings to surfaces for maximum dirt loosening
· Removes Heavy & Stubborn Contamination
Effectively dissolves:
o Insects & bug residues
o Bird droppings
o Environmental dirt & traffic film
o Rim and wheel contamination
· Ideal for Professional Car & Truck Washes
Perfect for:
o Heavily frequented automatic car washes
o Truck wash systems
o Non-contact high-pressure prewashing
· Excellent Material Compatibility
Special corrosion inhibitors protect sensitive components such as:
o Anodized aluminium
o Delicate metal and coated parts
· Copolymer Dewaxing Capability
Suitable for dewaxing copolymer-based protection layers
· Highly Concentrated & Economical
Extremely efficient with low application concentrations
Environmental & Professional Compliance
· Phosphate-Free & Eco-Conscious Formula
· Optimized for Biological Service Water Treatment Systems
· Quick-Separating – tested according to ÖNORM 5106 (0.05% mass)
· VDA Compliant:
o Class A: Reaction time max. 5 min, max. concentration 1:300
o Class B: Reaction time max. 1 min, max. concentration 1:30
Why Choose Koch Chemie Vorreiniger B?
· Professional-grade alkaline prewash foam
· Powerful cleaning for high-traffic wash facilities
· Safe on sensitive materials with strong performance
· Trusted Koch Chemie car wash & detailing solution
Ideal for car wash operators, fleet washing services, and professional detailers who need a fast-acting, economical, and high-performance pre-cleaner for cars, trucks, and commercial vehicles.


