Rust Stain Removal Go Ferrous Go Ferrous is a professional rust stain remover for outdoor stone and paving. It tackles stubborn rust marks on patios, driveways and garden paths, making it a reliable choice for tradespeople who maintain stonework and stone surfaces. Features Size and coverage: available in 2 litres (treats up to 10 m2) or 4 litres (treats up to 20 m2). Formula: clear and acid free, formulated from recycled green leaf vegetables. Surface compatibility: suitable for Indian Sandstone (excluding Kandla Grey), York Stone, Limestone, Granite, block paving and most natural or paving slabs. Stain scope: designed to remove rust stains from iron sulphate in lawn fertilisers as well as marks from BBQs, garden furniture and metal pots. How it works: penetrates deep into the surface to dissolve rust and green algae that standard cleaners or jet washing cannot shift. Safety: safe to rinse away over lawns and flower beds without harming surrounding plants. Application: apply directly by pouring or spraying, then brush to spread evenly until the slab is fully saturated. Time and rinse: dwell for 2 to 3 hours; rinse after 6 hours with hot water or light pressure wash for larger areas. Notes: some slabs may appear lighter after use while drying; colour returns in time. For best results, apply in cooler evening conditions and reapply if the product dries too quickly. Benefits Efficiently removes rust marks that resist jet washing and standard cleaners on patios and paths. Protects stone surfaces while removing stains, minimising the risk of damage to textured finishes. Versatile across common outdoor stone types and paving materials, reducing the need for multiple products. Environmentally conscious choice with an acid free formula that can be rinsed away safely onto lawns and beds. Fits into regular maintenance routines, providing a practical and predictable cleaning process. Designed for tradespeople seeking reliable results with clear usage guidance from a trusted rust stain remover.