Smartseal Xtreme Blackspot Remover 5 Liter Pack of 2

General description A high-performance black spot remover designed for cleaning black spot, lichen, and mould from block paving, concrete paving slabs, and natural stone patios. Xtreme Black Spot Remover is a fast-acting product with four powerful active ingredients, offering an effective solution to keep patios clean while often avoiding the need for pressure washing. It is not recommended for use on Tarmac. Technical specifications Volume: 2 x 5 Litres Covers approximately 20 m² of flagstone, natural stone, or block paved patios per 5 litres Active ingredient: Chlorine Installation Brush off any dirt or loose debris from the surface Lightly dampen the area with water Apply NEAT using a watering can or sprayer (do NOT dilute) Work in by brush or stiff broom Ensure the surface area remains damp during application Leave on the surface for 1-2 hours before rinsing off Rinse area with water or use a pressure washer if available Usage For best results, apply in temperatures between 5°