Click to expand Tap to zoom Neudorff Fast Acting Moss & Algae Killer Concentrate 1 l by DLF Save 0% £16.79 SKU 613620 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Complete herbicide for moss and algae Fast visible results Biodegradable Glyphosate free Mix with water 1 L of concentrate is sufficient for up to 180 m²