The Spear & Jackson Spray and Leave Outdoor Cleaner offers a simple and effective way to restore outdoor surfaces to their best. Suitable for stone, paving, concrete, wood, tiles, and more, it removes green algae, moss and lichen without scrubbing, rinsing or wiping. Just spray and leave the powerful formula starts working within days, cleaning surfaces and helping prevent regrowth for months. Ideal for patios, driveways, decking, fences, roofs and cladding, it leaves outdoor spaces looking fresh and well maintained. Supplied in a 5L bottle with a convenient trigger spray, covering up to 33.3m. Spear & Jackson Spray & Leave Outdoor Cleaner, 5L, Covers 33.3m² in Black