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POWERFUL STAIN REMOVAL – Quickly removes rust stains, algae, waterline marks, exhaust deposits and marine grime from GRP, gelcoat and fibreglass hulls with minimal scrubbing. Ideal for regular boat maintenance and seasonal deep cleaning. SAFE FOR MARINE SURFACES – Non Hazardous Sulphamic Formulated for GRP, fibreglass, gelcoat and painted marine surfaces. Designed to clean effectively without damaging properly maintained finishes when used as directed. FAST ACTING FORMULA – Simply apply, allow the cleaner to dwell for 10–15 minutes, then rinse thoroughly with clean water. Heavy staining may require a second application for best results. PROFESSIONAL BOAT CARE – Suitable for yachts, motorboats, fishing boats, leisure craft, RIBs and personal watercraft. Restores a cleaner appearance while reducing the need for aggressive scrubbing. UK MADE QUALITY – Manufactured in the United Kingdom using professional-grade ingredients. Supplied in a durable HDPE container and trusted by marine professionals and boat owners alike.