Septone Hull Cleaner and Stain Remover 1L

Heavy-Duty Hull Cleaner & Stain Remover for Boats and Marine Surfaces

The Septone Hull Cleaner and Stain Remover 1L is a powerful, marine-grade hull cleaning solution that cuts through tough rust stains, waterline marks, yellowing and discolouration on fibreglass, gelcoat, painted timber and steel surfaces. Its concentrated phosphoric acid-based formula not only cleans but revives dull hulls and helps inhibit further rust staining, making it ideal for boat owners who want a professional-looking finish with minimal effort.

🛥️ Key Features & Benefits

• Concentrated Cleaning Power — The strong phosphoric acid formula dissolves rust marks, waterline stains and yellowing, restoring the appearance of fibreglass and painted hulls.

• Revives Gelcoat & Painted Surfaces — Helps bring back the original colour and brightness of gelcoat finishes and marine paints.

• Rust Conversion & Inhibition — Converts existing rust marks and inhibits their reformation, keeping steel and painted surfaces cleaner longer.

• Versatile Surface Compatibility — Suitable for use on fibreglass, gelcoat, painted timber and steel, making it a great all-round marine cleaning product.

• Biodegradable Surfactant Base — Balances stain-fighting strength with environmental consideration, allowing responsible use around boats and waterfront gear.

🧼 Why Use This Hull Cleaner

Boats routinely develop waterline stains, rust streaks, and oxidised yellowing from exposure to salt, minerals and metal components. A specialised product like Septone’s Hull Cleaner & Stain Remover tackles these specific marine stains more effectively than ordinary soaps or general detergents, helping your vessel look its best before waxing or detailing.