Restore your masonry to its original state with Pro-Kleens Ultimate Masonry Cleaner. Designed to remove dirt, grime, and stubborn black spots caused by lichen, this powerful cleaner is the perfect solution for revitalizing masonry, patios, driveways, and other outdoor surfaces. With a super-concentrated formula, this cleaner works instantly to break down even the toughest stains and grime. No need for dilutionjust apply and watch as it delivers outstanding results every time. Pro-Kleens formula is safe for homes with pets. Just make sure to keep them away from the treated areas until theyre completely dry. Pro-Kleens Ultimate Masonry Cleaner is perfect for cleaning a wide range of surfaces, including stone, general masonry, brickwork, paths, Indian sandstone, block paving & more! Each 5L bottle provides coverage for up to 40m, making it both effective and economical. ProKleen Ultimate Masonry Cleaner 3 x 5L Concentrated Formula Covers 120m2 in Clear