Stonecare4U - Black Spot Remover (10L) - High-Performance Cleaner, Quickly Removes Black Spot Deposits, Green Algae, Lichen & More

Eradicates black spots from patios, paving and paths with the StoneCare4U Essential Black Spot Remover. It is specially formulated to remove stubborn black spots from natural stone and other outdoor stone and masonry surfaces. For best results, apply, agitate and leave for around two to three hours before rinsing off. It will quickly remove layers of dirt and grime as well as green algae, lichen and long-standing black spot deposits within two to four hours. Unlike acid-based cleaners, alkaline-based cleaners will not damage or etch the surface of the stone. How To Apply: Before use, remove any loose debris from the surface area and ensure you have adequate safety wear i.e. gloves, suitable protective eyewear, face mask and clothing. The black spot remover is to be used neat or diluted 1:1 with clean water - always perform a small test area to determine a suitable dilution rate and dwell time. Carefully transfer the cleaning fluid from the bottle to a pump sprayer or watering can. In c