koch chemie quick dry shine qds trocknungshilfe glanzadditiven Contents:20 liters then rinse thoroughly and dry

then rinse thoroughly and dry off the remaining water to get the best results

It doesn't just pull dirt off

or you'll drag loose grit across the surface when you rinse

let it dwell for 3–5 minutes (don't let it dry)

The same principle works on limescale (calcium carbonate)

koch chemie quick dry shine qds trocknungshilfe glanzadditiven Contents:20 liters then rinse thoroughly and dryKoch Chemie Quick Dry & Shine "Qds" Drying Aid The Koch Chemie Quick Dry & Shine is an efficient drying aid built specifically for car wash systems. Thanks to the gloss additives, it doesn't just make the water sheet off fast it leaves behind a seriously glossy finish. The silicone based components push that high gloss effect even further. It also plays nice with biological water treatment systems and is VDA compliant. Fast drying with a glossy finish