🚤 Highly concentrated phosphate-free alkaline pre-cleaner for boat hulls and decks. 🦆 Quickly dissolves bird droppings, weather and environmental dirt. 🧪 High quality complexing agents and special surfactants for deep action. 🛡️ Secure on Gelcoat, boat paints, teak and PVC coverings. 💧 Dilution 1:20 to 1:60 depending on degree of dirt for versatility. 🌊 Ideal pre-cleaning before complete marine protection. 📋 Ref: KOCH CHEMIE Hull PreCleaner Alkaline