Koch-Chemie Vorreiniger B — Alkaline Pre-Cleaner, 1 l

Koch-Chemie Vorreiniger B is a highly concentrated alkaline pre-cleaner designed for contactless vehicle pre-wash.

Suitable for:

• pre-washing
• cars and trucks
• heavy contamination removal
• high-pressure contactless washing

Its powerful high-foaming formula quickly dissolves stubborn dirt such as insects, bird droppings, road film, and wheel contamination. Corrosion inhibitors ensure high material compatibility, even with sensitive components like anodized aluminum.

Usage

1. Dilute depending on contamination:
   • Prewash: 1:30 – 1:50
   • Wheels: 1:3 – 1:10
   • HP washing: up to 1:300
2. Apply using a sprayer or foam system.
3. Allow short dwell time (up to 1–5 minutes).
4. Rinse thoroughly with high-pressure water.

⚠️ Warning

⚠️ Do not allow to dry. Do not use on hot surfaces or in direct sunlight. Test compatibility before use.

Advantages

• Very strong alkaline formula
• Quickly removes heavy contamination
• Ideal for contactless washing
• High foaming performance
• Phosphate-free
• Safe when used correctly