Knowledge & advice
Coat, polish and protect your car yourself, step by step.

Washing your car by hand without scratches or swirls. This guide explains the safe two-bucket method step by step, with the right tools and the mistakes to avoid.
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Applying ceramic coating yourself is achievable, but it demands preparation, patience and the right conditions. This guide takes you through the process step by step, from the initial wash to full cure.
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Confused by 1:10 or 1:4? Learn how to actually dilute detailing products, with the right formula, the mistake almost everyone makes, and why it differs per brand.
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Sorting microfibre cloths by colour and weight keeps wheel grit off your paint. This guide explains the colour system, what GSM means per job, and how to keep your cloths in good shape.
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Snow foam is a touch-free pre-wash that loosens the worst of the dirt before you touch the car, so you scratch less. This guide explains why pre-washing works and how to apply snow foam step by step.
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Bird droppings are acidic and tree sap is a sticky resin, and both attack your paint the longer and warmer they sit. This guide shows how to remove them quickly and without scratches, and how to prevent etch marks.
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Which wheel cleaner is safe, and how do you remove brake dust and fallout without harming your wheels? Acidic versus acid-free, plus the right method.
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Which cleaner for leather, plastic, screens and upholstery? How to clean your interior safely, without a greasy shine or damaged materials.
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Streak-free car glass depends on three things: the right glass cleaner, clean cloths and the two-towel method. How to safely do the inside and outside.
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How to apply Koch Chemie PW Protector Wax: neat or diluted, by hand or through a foam gun, plus the right dosage and tips for tight water beading.
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How to clean your wheels with Koch Chemie MWC: spray on acid-free and ready to use, let the colour indicator react, then rinse off safely.
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How to remove fallout from wheels and paint with D-CON V4: spray on, let it react until the colour changes and rinse thoroughly. Ready to use and acid-free.
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One cleaner for your whole interior: how to use D-CON C.I.A. on dashboard, leather, plastic and screens, with a matte finish and no greasy film.
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Streak-free car glass in four steps. How to use D-CON Streak Free, when to dilute and how the two-towel method prevents streaks.
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A pH-neutral pre-wash that is safe on coating, wax and PPF. How to dose GSF for the foam cannon or as a contact shampoo, and how long to let it dwell.
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