The HG Patio Cleaner 1 L is an expert-grade algae and mould remover, ideal for maintaining the beauty and integrity of your outdoor spaces. This powerful surface biocide effectively controls fungi, mould, lichen, mildew, and algae on various surfaces, including masonry, tiles, roofs, walls, patios, paths, fences, boats, and caravans. With enough solution to treat up to 200 m², it not only ensures a thorough clean but also protects against re-growth, making it safe for plants and grass. Experience long-lasting results and keep your surroundings pristine with HG Patio Cleaner.