Remove black spots from your patios and driveways effortlessly with Ultima Plus XP Black Spot Remover. Perfect for use after the winter to get your garden ready for spring - it leaves your outdoor space looking as good as new. This unique formula removes black spots, dirt and grime easily to make the process as simple as possible. Perfect for patios, drives, flagstones, pathways, paving slabs, and sandstone - this spot remover provides incredible results in a matter of hours. Pack size: 5 litres. Usage: How to use: There’s no mixing required – so simply put the product into a pump sprayer or a watering can. Leave the product to work for a minimum of 2 hours (we recommend that you leave it overnight if possible). Once you’ve left it to work for the right amount of time, rinse the area using clean water from a hose, a pump sprayer or a watering can. Make sure that children and pets are kept away from the area until it has fully dry and then it’s perfectly safe for them to return to the space.