ACTIVATE is a new highly effective cleaning treatment that works amazingly on natural and imported stone. Perfect for your patio, driveway, block paving, decking, render, and other outdoor areas. It’s unique special formula is suitable for removing moss, mould, algae, lichen and the natural build-up of dirt. It’s cleaning properties revitalises the stone transforming it back to its original colour, literally leaving your patio looking like new again. ACTIVATE is the perfect product to use on all types of stone; Indian, Derbyshire, granite, porcelain, and any other imported stone. The solution has self-cleaning properties, it re-activates when it rains after application so will continue working for a length of time. A perfect solution for cleaning paving, driveways, brickwork, block paving, stone sets and cobbles… all with perfect results! Helps provide lasting protection to the stone, preventing the re-growth of moss, mould, lichen and algae.