Bring your boat back to its showroom best with effortless, professional-grade cleaning.

Keep your vessel looking sharp all season long with the Crystilium Hull and Waterline Cleaner 1L. There is nothing worse than those stubborn waterline stains and rust streaks that seem to set in after a long time on the water, but this powerful, acid-based formula cuts right through the grime. It is designed to lift marine growth, grease, and scum without the need for hours of back-breaking scrubbing, making your haul-out preparation significantly faster and easier.

The Crystilium Hull and Waterline Cleaner 1L is highly versatile and safe to use on fibreglass, marine-grade metals, glass, rubber, and painted surfaces. Because of its active foaming action, the product clings to vertical hull surfaces, allowing it to penetrate and dissolve discolouration while protecting your gelcoat’s natural gloss. Simply apply, let it dwell for 5–10 minutes, and rinse away the years of buildup. For the best results, follow up your cleaning with a wash using Crystilium Boat Wash. Get sorted for your next haul-out and grab a bottle today.

• Effortless stain removal: Quickly eliminates marine growth, rust, scum, and grease without heavy scrubbing
• Rapid haul-out prep: High-performance acid-based formula significantly reduces cleaning time
• Gloss-safe finish: Removes unsightly water stains and discolouration without stripping protective gelcoat gloss
• Versatile marine application: Safe for use on fibreglass, marine-grade metals, glass, rubber, and painted surfaces
• Easy-to-use foaming action: Stays active on vertical surfaces for deeper penetration and effective results

• Volume: 1 Litre
• Formula Type: Acid-based
• Surface Compatibility: Fibreglass, marine metals, glass, rubber, and painted surfaces
• Dwell Time: 5-10 minutes
• Maintenance Pairing: Recommended for use prior to Crystilium Boat Wash