Patio Black Spot Preventer All Stone Types - Maintain Natural Colour, Prevent Regrowth of Black Lichen, Slippery Green & Red Algae, and White Fungi - Spray and Leave Patio and Driveway Cleaner - 2.5L

STONE PROTECTION - Patio Black Spot Preventer is suitable for all stone types, effectively preventing return of black spots, algae, and fungi on terraces and pathways, ensuring long-lasting protection for your stone & fences. GENEROUS COVERAGE - Treat up to 50 square meters with a single application of this powerful preventer, providing ample coverage for larger outdoor areas and preventing the recurrence of stubborn staining. POST-REMOVAL DEFENCE - Apply Patio Black Spot Preventer within 12 months of using Patio Black Spot Remover to protect your stone work, prevent regrowth, and keep surfaces beautiful and safe. EFFICIENT ORGANIC REMOVAL - Our solution prevents regrowth of black lichen, green & red algae, and white fungi on garden paths, patios, and decorative stonework within 3-5 days of application, ensuring a clean and pristine appearance. TRUSTED BRAND - Patio Black Spot Removal Company is trusted by leading garden centres in the UK. Our biodegradable, acid-free products restore the vibrant colour of garden stonework, ensuring a spotless and lasting finish.